Sikaflex keel joint. Then I would over it with a bid of SIKAFLEX and then normal primer and antifouling. The joint dimensions must be designed to suit the movement capability of the sealant. Shear stress: The force is parallel to the area under load. Advantages. More important that the joint is bone dry before application . (Sikaflex 291 if memory serves). Sikaflex® PRO-2 HP can also be used in concrete and masonry facades and for window and/or door sealing Mixing with Sikaflex® NP 2 and Sikaflex® SL 2 Sikaflex® NP 2 and Sikaflex® SL 2 kit is a multi-component system with a configuration of Part A, Part B, and a Sikaflex®-900 color pack. Minimum joint depth is recommended: 6 mm for non The Sikadur-Combiflex® SG System is a versatile, high performance, joint and crack sealing system for construction joints, movement (expansion) joints, connection joints or cracks. The surveyor said it was well within the normal amount for my boat and there is no evidence of keel movement. Sikaflex® Construction AP. For joints in and around swimming pools, wet rooms and shower areas, including areas under permanent water immersion, we can offer a range of high chlorine resistant 1 part silicones and 2 part epoxies for all your leisure industry requirements. 291 seems to be mentiond, but then also 292. The Product is used for elastic joint sealing and weatherproofing of movement and connection joints in building envelopes. com/danleeboatbuildingBuy Temptress plans - The Sikaflex® elastic adhesives for structural bonding are: ́ Sikaflex®-292i ́ Sikaflex®-296 ́ Sikaflex®-295 UV Sikaflex®-292i is used to bond flybridges and keels as each of these can be No filler on earth will hold the joint together. Sika Duoflex NS is suitable for sealing: Joints in precast concrete. LIMITATIONS Every technology has its advantages as well as limits. High-performance joint sealant for concrete, masonry and EIFS facades. Once the sealant cured I used thickened GFlex epoxy and a Sikaflex® Construction+ is a 1-part, moisture-curing, elastic joint sealant. Using Purform® in place of traditional polyurethane within two of our key products, Sikaflex®-11 FC and Sikaflex® PRO-3, future-proofs our products. Typical joint dimensions for joints between concrete elements: Sikaflex®-2c NS EZ Mix is a 2-component, premium-grade, polyurethane-based, elastomeric sealant. Meets ASTM C-920, Type M, Grade NS, Class 25, use T, NT, M, G, A, O and Federal Specification The boat I just purchased has the classic Catalina smile at the leading edge of the keel stub. Did I go too far? The joints are where a building is weakest to leakage. Internal 1. A width to depth ratio of 2:1 for facade joints must be maintained (for exceptions, see table below). It is suitable to bond metals, particularly aluminium (including anodized finishes), metal primers and paint coatings (2-component systems), or ceramic materials, plastics such as GRP (unsaturated polyester resin), ABS, etc. However, for optimum adhesion, I removed the sikaflex that have been used to fair the joint between upper (iron) and lower (led) part of the keel. seal joint using thickened G/flex Epoxy, grind back 2" above/below joint as well 4 Sikaflex® joint sealing 5 Sikafloor coating 1 Concrete slab 2 Compression profile 3 Backing rod 4 Sikaflex ® joint sealing 5 Sikafloor® coating 51 2 4 3 51 2 4 3. 0m ~1. 3 A Substrate: The surface material upon which the adhesive/sealant is applied to form a bond or joint. Like many polyurethane-based sealants and adhesives, Sika products using Purform also benefit Sikaflex®-1A February 2023, Version 01. Sikaflex®-406 KC is especially designed for elastic joint sealing between rails, adjacent surfaces and with Icosit Joint Design. Weather Seals. This dual-purpose material is based on a special moisture-cured polyurethane with an accelerated curing time that meets ASTM C920 Type S, Grade NS, Class 12. Minimum joint width for perimeter joints around windows: 10mm. Long open time polyurethane sealant. Meets Federal Specification TT-S-00230C, Type 1, Class A. It provides a waterproof seal with good mechanical properties, is resistant to chemicals and remains elastic over a wide range of temperatures. Sikaflex® Floor is a 1-component, moisture curing, elastic joint sealant. A width to depth ratio of 2:1 must be maintained (for exceptions, see table below). Countries Choose a country. Storage Sika® FloorJoint S is a polymer panel used to repair or replace damaged concrete floor joints. Tranona Well-known member. It took some very extensive grinding and reinforcing to correct the problem. parking decks, car parks), warehouses and SEALANT FOR BUILDING JOINTS DESCRIPTION Sikaflex® Construction is a one-component, moisture-curing, elastic joint sealant. The hull keel joint renewed when the keel went back on as well as new keel bolts and backing plates. USES Sikaflex® Construction is designed for movement and connection joints on porous substrates as well as in-door and outdoor sealing applications. Accelerated assembly and glazing adhesive and sealant for rail applications. i-Cure® Technology polyurethane. For use in joints up to 50 mm wide. Sika Group. For moving joints, use a backer rod Making the joint watertight is and polyurethane (3M 5200 and Sikaflex 292i), conventional sealants fell out of favor. The joint width for weather seals shall be greater than 10mm and less than 35mm. Extrude Sikaflex®-127 into the joint ensuring that it comes into full contact with the sides of the joint and avoiding any air entrapment. Chemical cure allows the sealant to be placed in joints exceeding 13 mm (1/2 in) in depth. Toilet tissue is a very good indicator of how dry a surface really is. Specifically, all surfaces must be dry and free of dirt, grease, mold release agents, loose mortar, laitance, and any foreign matter. An advanced Applications for Sikaflex 291i 300ml- Marine Sealant. Career Subscribe to Sika news Contact Us Data Sheets Where to Buy My Sika Document Basket Favourite Products Document For the successful sealing of joints with Sikaflex® PRO it is essential that the following guidelines on joint configuration are observed: General use: for joints up to 12 mm wide, width to depth ratio = 1:1 for joints over 12 mm wide, width to depth ratio = 2:1 (minimum joint depth 8mm, maximum joint width 35mm). Joint design. Meets Canada Standard CAN/CGSB 19. (Yes Sikaflex is the best keel to hull sealant) Last edited: 23 Jun 2016. Sikaflex®-11 FC+ adheres without primers and/or activators. It consists of a waterproofing tape which is based on modified, flexible Sikaflex® SikaHyflex® Sikasil® Downloads & Resources. Seek manufacturer’s Sikaflex®-11 FC Purform® is a 1-part moisture curing elastic adhesive and sealant. 291 is the (sticky) sealant, 292 is the full-on glue. Stress: A comparative measure of the strength of a material. Sikaflex® PRO. My friend Bill Seifert tells a story that took place at Tartan Yachts, when an external lead keel was sealed to the hull All joints must be correctly designed and dimensioned in accordance with the relevant standards, before their construction. For mixing an electric stirrer with a U-shaped stirring paddle (~600 r/min) must be used. Industry standards usually recommend Joint Configuration Minimum joint width: 6 mm Maximum Joint width: 50 mm Width: Depth ratio The joint width must be designed to suit the movement capability of the sealant. 1-component, no mixing, ready-to-use; Self-leveling; Textured to blend with concrete surface; Elastic technology allows for crack movement; Waterproof; Resists aging and weathering; Convenient; use with standard caulk Sikaflex® Textured Sealant is a moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant capable of ±25 % joint movement. Part B comes in a pouch and is usually squeezed into the resin. I think that the ideal situation is when there is no perceptible movement at the keel joint even under load. 2 Applying Sikaflex®-292i Fig. Sikaflex® SL 2 is a multi-component, self-leveling, elastomeric polyurethane sealant that is mixed and poured in place. Our leading technologies service the requirements of Residential and Commercial Building, Mining, Automotive, Industrial Manufacturing and Infrastructure projects around Australia and the world. True self-levelling properties. The maximum force is divided by the original cross-sectional area that is subjected to the force, giving load per unit area. Sikaflex®-2c NS EZ Mix is a 2-component, premium-grade, polyurethane-based, elastomeric sealant. Joint Design. The key to good bonding with Sikaflex sealants/primers is surface preparation. parking decks, car parks), warehouses and . Sikaflex®-11 FC+ October 2022, Version 03. Joined 23 Jun 2005 Messages 4,056 Location Northumberland Visit site. The seal at the joint is damaged on a small area and only on the surface. Joined 29 Nov 2009 Messages 37,361 Location Southampton Visit site. A width to depth ratio of 2:1 must be maintained. Sikaflex® Construction+. CHARACTERISTICS / ADVANTAGES One component, ready to use Fast-curing Non-sag SikaHyflex®-407 EverFlash Universal is a one-component, hybrid technology, non-sag, flexible, flashing and weather barrier sealant designed for primerless adhesion to the most challenging substrates found in the building envelope such as peel & stick window and flashing membranes. It has been successfully tested for joint movement of ±25%. It exhibits excellent adhesive I need some advice as to what sikaflex I should use to seal the keel to hull joint. ) prior to sealant installation and Sikaflex® Crack Flex Sealant is a single component, textured, self-leveling, premium grade polyurethane sealant for permanently sealing horizontal cracks. (6. Sikaflex®-219 LM. (23°C). Polyurethane Mortar Joint Sealant is a construction grade crack sealant specifically designed for repairing brick and block mason joint. For cold-weather application, store sealant at approximately +21 °C (70 °F) and remove just prior to using The Sikadur-Combiflex® SG System is a versatile, high performance, joint and crack sealing system for construction joints, movement (expansion) joints, connection joints or cracks. Standard joint widths for joints between concrete elements Helpfully,sikaflex curing is aided by a degree of moisture,so you will probably be alright for this temp job. Multi-purpose general sealant. 01 020513010000000019 PRODUCT DATA SHEET Sikaflex®-11 FC+ Multipurpose elastic adhesive and joint sealant DESCRIPTION Sikaflex®-11 FC+ is a 1-part, multipurpose elastic ad-hesive and joint sealant with very good application properties which bonds and seals most construction Sikaflex®-11 FC gets its versatility from the technology it’s made from: polyurethane!. It has good and durable adhesion to most construction materials. Even a hull to deck joint will flex too Sikaflex®-291i is a non-sag 1-component polyurethane sealant specifically developed for the marine market, which cures on exposure to atmospheric moisture. Industries We Serve Construction Residential & Home Improvement Industry & Manufacturing Oil & Gas Pipeline Automotive; Construction Data Sikaflex® PRO-3 is a 1-part, polyurethane, tough, coloured, elastic joint sealant for sealing many types of joint configurations in floors and civil engineering structures. SikaHyflex® All joints must be correctly designed and dimensioned in accordance with the relevant standards, before their construction. 06 020511010000000008 PRODUCT DATA SHEET Sikaflex®-1A ELASTOMERIC JOINT SEALANT / ADHESIVE PRODUCT DESCRIPTION Sikaflex®-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Typical applications include joints in concrete panel and wall systems, around window and door frames, reglets, flashing, common roofing detail applications, etc. For green concrete applications in control joints the concrete must be cut 8 hours (min. The resulting elastic joint helps to absorb most of the shear and tensile stresses to which they are sub- jected when a vessel is docking or casting off. It seals many kinds of joint configurations in floors and civil engineering structures. Tack free in 15 minutes. USES Sikaflex® PRO-3 is designed for movement and con-nection joints in floors, pedestrian and traffic areas (e. Suitable for use in hot and tropical climatic conditions. If the joint contains old sealant, it and all extraneous material must be removed and the substrate cleaned by mechanical means. Bonding: In dabs: 1 cartridge for 100 x 3 cm dabs of Sikaflex® EBT+ (Diameter =3 cm; thickness = 0. Standard joint widths for joints between concrete elements Quote Reply Topic: Sikaflex 292i for Keel-Hull-Joint? Posted: 02 March 2020 at 09:33: Hello Hanse-Owners, I will have to do a minimal repair at my keel-hull-joint on my Hanse 350. Sika® Duoflex SL is a two-component, self-leveling, premium-quality polysulfide sealant ideally suited for quick application to horizontal surfaces. 205279/19-VI; Usage Sikaflex® Tank N shall be used by professional applicators only. Making a neat job of sikaflexing your keel/ hull joint can be a nightmare – but if you find a rounded scraper, or round the edges of an existing one, it’ll leave a nice radiused To be sure i would lower the keel (turn the keel bolts open from inside). Available in 40 architectural colours. The system allows variable and high levels of movement in one or more directions while maintaining a watertight seal. Seek manufacturer’s advice and The Sikadur®– Combiflex® System is a high performance joint sealing system for construction, expansion and connection joints as well as for cracks. If the joint/crack exceeds the recommended coverage depth of the sealant (refer to the image below), use Sika Backer Rod to control. Sikaflex Crack Flex Sealant is A seismic fire barrier expansion joint system, Wabo ® FireFlex is a fire resistive blanket for repair, retrofit, and new installation in wide structural expansion joints and construction joints in horizontal and vertical plane applications. Sika is a specialty chemicals company with a leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing and protecting. A low modulus, neutral cure silicone sealant. (For 3-4-hour fire rating see Wabo®FlameGuard II) Joint design. The joint width shall be ≥ 10 mm and ≤ 40 mm. Internal and external use. Sealant for concrete and masonry facades Sikaflex® PRO+. Joined 12 Jan 2002 Messages 467 Location Reside in West Country but boat has made it to Gre Sikadur-Combiflex® SG System is a versatile, high-performance joint and crack sealing system for construction joints, movement or expansion joints, connection joints and cracks. Polyurethane offers the best balance of properties for general sealing and bonding in construction. I have lower the keel (1100kgs) to check on the keel bolts and they are fine with no rust after 24 The ONLY place for 5200 or any product like it is a hull / deck joint and even there I'd use Sikaflex over 5200 because it remains more flexible than 5200. (In addition to waterproofing the joint, structural adhesives add integrity. Sikaflex® Textured Sealant is a moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant capable of ±25 % joint movement. The joint width shall be ≥ 10 mm and ≤ 50 mm. 01 020511010000000117 PRODUCT DATA SHEET Sikaflex®-140 Construction Joint sealant for building joints DESCRIPTION Sikaflex®-140 Construction is a moisture-curing, elastic joint sealant. Capable of ± 25 % joint movement; Chemical cure allows the sealant to be placed in joints exceeding 1/2 inch (25. Any adhesive that is squeezed out of the joint can be tooled to a finish 208 Remove Sika adhesives or seal-ants with Sika® Remover-208 After three or four days, the keel Sikaflex®-11 FC+ is a 1-part, multipurpose elastic adhesive and joint sealant with very good application properties which bonds and seals most construction material substrates. and Federal Specification TT-S-00230C, Type II, Class B. 01 020511010000000008 PRODUCT DATA SHEET Sikaflex®-1A Elastomeric joint sealant / adhesive DESCRIPTION Sikaflex®-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Standard joint widths for joints between concrete elements for interior applications: Testing Joint Sealants, ISO 11600-F, Sikaflex Construcion+, SKZ, Report, No 1002; ASTM C 920 class 35; Product Information. Purform® technology meets the latest new EU REACH regulations which are coming into force in 2023. For best performance, Sikaflex® Construction Sealant should be gunned into joint when joint slot is at mid-point of its designed expansion and contraction. The joint width must be designed to suit the joint movement required and the movement capability of the sealant. It seals and waterproofs the crack which helps to prevent further damage. parking decks, car parks), warehouses and production areas, applications in the food industry, ceramic tiles such as in public buildings etc. The surveyor suggested to grind out the old filler and then fair it in, glass over it, and then SikaHyflex®-407 EverFlash Universal is a one-component, hybrid technology, non-sag, flexible, flashing and weather barrier sealant designed for primerless adhesion to the most challenging substrates found in the building envelope such as peel & stick window and flashing membranes. The Sikaflex+ range can also be applied on concrete that is wet, one hour after the water source has stopped. Standard joint widths for joints between concrete elements Joint Design. Example for typical joint widths for joints between concrete elements for exterior applications considering 25 % movement capability according to EN 15651-4: The Sikaflex® Tank N joint sealing system is approved for application on uncoated liquid proofed precast concrete elements. Everbuild Tecnic® Silicone 825. Meets ASTM C 920, Type M, Grade NS, use T, NT, O, M, G, A and Federal Specification TT-S-00227E. The keel is not moving, and there is no discernable gap but the sealant which appears to be about 8mm thick has "hardened " and the face is flaking off to a depth of 6-8mm in places, rather than just slap on anti foul I am wondering whether it would be advisable to rake out to a uniform depth and put a new bead of sealant all the way round, in particular if it would All joints must be correctly designed and dimensioned in accordance with the relevant standards, before their construction. Sikaflex®-140 Construction March 2023, Version 01. A width to depth ratio of 1:0. Meets Federal Specification TT-S-00230C, Type 1, Joint walls must be sound, clean, dry, frost-free, and free of oil and grease. Joints expected to movement a width to depth ratio of approximately 2 : 1 must be maintained. Sikaflex® + Construction Sealant September 2024, Version 01. If rub rails are Personally I used Sikaflex on the chainplates - as long as it has a decent contact area, it will stick well to the S/S straps. When hauled out this October the sikaflex had peeled off from the front and rear of the keel and rust was evident. Now, due to my inferior skill on this, I have a huge thick bulging multi-bead of new Sikaflex all around my keel. There can be other issues that For best performance Sikaflex® Self-Leveling Sealant should be applied into the joint when the joint is at the mid-point of its designed expansion and contraction. Sikaflex® Construction Purform® is used for the following application areas: Around window and door frames; Around facade elements; Around precast elements; EIFS facades ; Sikaflex® Construction Purform® is used for interior and exterior Expansion Joints & Perimeter Seals 10 Sikaflex® Construction + Sikaflex® Construction+ is a one part, moisture curing, elastic joint sealant. cartridge yields 70 linear feet. The joint width must be ≥ 10 mm and ≤ 35 mm. Yachts are not cheap, there should be no moisture in the joint. However, for optimum adhesion, Capable of ± 50% joint movement. Used as an acoustical sealant, Sikaflex® NP 1 reduces sound transmission in partition systems to support high STC values by sealing spaces Sikaflex® Fillet April 2023, Version 01. Usage Sikaflex®-292i is suitable for structural joints in marine constructions which will be subjected to high dynamic stresses. Home. Monomeric diisocyanate content <0. Sikaflex® Tank N is designed for use in areas that are used for the storage, filling and handling of water polluting liquids such as: floor joints in petrol stations, joints in handling areas, storage tanks and containment bunds, and movement and connection joints in parking garages. Avoid making mistakes I am doing some work on my keel. Polyurethane sealants are used to seal joints in a wide variety of construction applications. Sikaflex®-292i is suitable for structural joints in marine constructions which will be subjec-ted to high dynamic stresses. Sikaflex®-11 FC is a one-component, gun-grade, adhesive and sealing compound of permanent elasticity. Sika Sikaflex®-11 FC+ adheres without primers and/or activators. A durable strong bond or a permanent tight joint are the sum of properties such as adhesion, strength, elasticity, hydrolysis, chemical and UV resistance, tear resistance and many more. Halogen free. prv Well-known member. Meets Federal specification TT-S-00230C, Type II Class A. Meets ASTM C920, Type S, Grade NS, Class 12. This product has better flexibility for the expansion / contraction / flex between the lead and High-performance sealant for floor joints and civil engineering applications DESCRIPTION Sikaflex® PRO-3 is a 1-component, moisture-curing, elastic joint sealant with high mechanical and chemical resistance. It needs raking out thoroughly, there is rust starting to be visible in that area. High elasticity with a tough, durable, flexible consistency. general purpose building Hybrid sealant . Sikaflex® PRO-2 HP is designed for the elastic joint sealing and waterproofing of movement and connection joints in building envelopes. Sika® FloorJoint S is ideal for joints in new construction or to repair existing floor joints. 15 Jan 2002 #2 drawp Member. Joined 10 Nov 2007 Messages 42,076 Visit site. This can be verified by fairing the joint with a rigid filler like epoxy. The resulting elastic joint helps to absorb most of the shear and tensile stre. 08 020511010000000074 PRODUCT DATA SHEET Sikaflex® + Construction Sealant One-component, all purpose, non-sag polyurethane sealant PRODUCT DESCRIPTION Sikaflex® + Construction Sealant is a moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Everbuild Tecnic® Hybriflex 480. I also use Sika to bed stanchions - and I've re-bedded Sikaflex 291 is excellent for this job: I know of one boat from which all the keel bolts were removed but it still took some heavy hammering to detach the keel that was held on - Ways you can support -Patreon - https://www. So I need Does anyone have any experience as to what should be used to seal the Keel to Hull joint on a wood boat. It is principally a chemical cure in a non-sag consistency. Use it where flexibility as well as abrasion and puncture resistance are required. No standing water can be present in the joint. Joint distance [m] Minimum joint width [mm] Minimum joint depth [mm] 2 10 10 4 15 12 6 20 17 8 28 22 10 35 28 All joints must be correctly designed and dimensioned in accordance with the relevant standards and codes of practice before their Joint Depth 10mm 12-15mm 17mm 20mm Joint Length / 300ml ~ 3. The joint won't necessarily be compressed when on the hard . These fittings can be effectively bedded and sealed with only Sikaflex®-291i or if the joint remains visible and is exposed to weathering, then use Sikaflex®-591 or Sikaflex®-295 UV. Sikaflex® NP 1 is a one-component, high-performance, non-priming, gun-grade, elastomeric polyurethane sealant. It is used for interior and exterior multipurpose bonding and joint sealing. Place cartridge in suitable sized caulking gun, place nozzle at the bottom of the Sikaflex®-11 FC+ is a 1-part, multipurpose elastic adhesive and joint sealant with very good application properties which bonds and seals most construction material substrates. Internal and external Sikaflex®-11 FC is a one-component, gun-grade, adhesive and sealing compound of permanent elasticity. FireFlex is a 2-hour UL-certified expansion joint fire barrier. Non slump - easy to apply and tool off. Seek manufacturer’s advice and perform My previous boat had a very flexible bottom and there was cracking of the laminate at some points around the keel joint. If you had rust weeping from the joint you had water in the joint - I'd have demanded the keel was removed, under warranty, and re-bedded. The system allows variable and high levels of movement in one or more directions, whilst maintaining a watertight seal. 01 020511020000000076 PRODUCT DATA SHEET Sikaflex®-421 Sealant for precast concrete applications DESCRIPTION Sikaflex®-421 is a 1-component, moisture-curing, elastic joint sealant. and floor joints in tunnel construction. 02 020511010000000077 PRODUCT DATA SHEET Sikaflex® Fillet Polyurethane fillet joint sealant DESCRIPTION Sikaflex® Fillet is a one-component, fast curing, flexible fillet joint sealant for use in professional waterproof-ing applications. Sikaflex®-292i meets the low spread of flamerequirements set Sikaflex® Construction+ is a 1-part, moisture-curing, elastic joint sealant for concrete and masonry facades. 208323/20; Determination of the staining, ASTM 1248-04, Sikaflex® PRO-3 Purform, SKZ, Test Report No. Sikaflex® Crack Flex Sealant in total water immersion and prior to painting. Meets ASTM C-920, Type S, Grade P, Class 25. There's a blot of sideways bending force on the joint once a fin-keel boat My question is, after cleaning up the metal should I apply sikaflex direct to the metal or paint on the primacon then apply the sealer? Click to expand Or perhaps use the The Sikaflex® elastic adhesives for structural bonding are: ́ Sikaflex®-292i ́ Sikaflex®-296 ́ Sikaflex®-295 UV. only seal joint with 5200 (caulk immediately after final wire brushing of iron) 2. Use a compatible tooling agent (e. Sikaflex Self Leveling Sealant is designed for joint applications while Sikaflex Crack Flex Sealant is more suitable for cracks. Back to main menu; Downloads & Resources Joint Sealing; SikaHyflex Products; SikaHyflex®-250 Facade High-performance joint sealant for concrete, masonry and EIFS facades. 23 Jun 2016 #4 T. 9m ~0. The keel was removed shotblasted ,epoxied, refitted and a bead of sikaflex was applied to the hull keel joint. It can be tinted to multiple colors. 7 mm); minimum depth is 1/4 in. Weather seal joints within the structure must be designed to take into consideration the joint dimensions required to accommodate any anticipated cladding movement and the movement capability of the sealant. 8 for floor joints must be maintained (for exceptions, see table below). The whole lot bolted together and torqued. For larger joints contact Sika Technical Services for additional information. There are 2 schools of Sika is a specialty chemicals company with a leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing and protecting. Meets ASTM C-920,Type S, Grade NS, Class 35, use T,NT,O,M,G,I,A. The elasticity is maintained over a wide temperature range, and high mechanical and chemical resistance provides good durability. Over paintable. The elasticity is maintained over a wide temperature range and high mechanical and Sikaflex®-406 KC is a 1-part self-levelling booster accelerated elastic floor joint sealant with high mechanical and chemical resistance. Expansion and control joints in concrete and masonry walls. Bedding of Deck Hardware; Sealing & Bonding Above and Below the Water Line! Can be used as a general sealant; Sealing plumbing and sanitary equipment sealing joints including keel/hull, stern shaft tube, bonding deck to hull elastic joint sealant. Sikaflex®-201 US. CHARACTERISTICS / ADVANTAGES Movement capability of ± 25 (ASTM C 719) Good workability Good adhesion to many substrates SUSTAINABILITY LEED EQc 4. Then the keel bolts must be tightened as far as the spacer blocks. Rapid and homogeneous curing throughout the entire sealant is achieved by the addition of the Sikaflex®-406 KC Booster. Is it either of them? Any other products recommended? Cheers Joe. For cold-weather application, store sealant at approximately +21 °C (70 °F) and remove just prior to using. 5, use NT, G, A, O, M. Cut plastic nozzle on cartridge to desired joint size and puncture airtight seal at base of nozzle. USES Sikaflex®-421 is designed for movement and connec- Sikaflex®-11 FC+ is a 1-part, multipurpose elastic adhesive and joint sealant with very good application properties which bonds and seals most construction material substrates. Remove 4–6” of release liner from underside of Sika® Joint Tape SA. 1725T0005; Chemical Resistance, DIN EN 14187, Sikaflex® PRO-3 Purform, SKZ, Report No. Typical joint dimensions for joints between concrete elements: Quote Reply Topic: keel joint Posted: 17 April 2013 at 11:48: GS is out on land for new AF. 1 elastic joint sealant. Sikaflex® Tank N has a technical approval for use in storage / filling / handling facilities for water-polluting liquids or grade ≥C35/C45 ≤C50/60 (EN 206-1), in-situ concrete to DIN 1045 as “FD” (liquid proof) concrete, or “FDE” (penetration-tested liquid Is it possible to apply too much sikaflex at a keel-hull joint? It took all day to get to the old Sikaflex, remove it, and apply new Sikaflex (using a thorough, clean-rags wipe with Xylene wipe as a cleaner/primer). The joint on my Eventide looks like it could use some maintenance and I don't suppose Sikaflex is going to do the job. Interior and exterior use. Composition. Suitable for movement and connection joints in concrete façades. 8 must be maintained (for exceptions, see table below). Substrate: The surface material upon which the adhesive/sealant is applied to form a bond or joint. Product developed by addition of Sikaflex®-2c NS TG Component to the standard Sikaflex 2c NS EZ Mix joint sealant. An advanced and sealed with only Sikaflex®-291 or if the joint remains visible and is exposed to weathering, the use of Sikaflex®-295 UV is recommended. Joints allow for needed movement of the materials but must remain water, air, heat, cold and vapor tight. Standard joint widths for joints between concrete elements: Sikaflex Crack Flex Sealant is textured while Sikaflex Self Leveling Sealant has a smooth finish. Sikaflex®-291 is a multipurpose product for use in marine constructions. 3 mm). Minimum depth of sealant for horizontal joints subject to traffic is 1/2 in. Tensile stress: The force is Silicone sealants are used to seal joints in a wide variety of construction applications. Meets Federal specification TT-S-00230C, Type II. Sikaflex® PRO-3 July 2021, Version 03. It is suitable to bond metals, particularly aluminium (includ-ing anodized finishes), metal primers and paint coatings (2-component systems), or ceramic materials, plastics such as GRP (un- saturated polyester resin), ABS, etc. Only correctly specified and professionally applied high-quality joint sealants will manage to keep your building or structure sustainably tight during its entire lifespan. I need to get some Sikaflex to reseal where my keel meets the hull. Then remove all caulking on top of your keel fin and caulk excessively with new silkaflex. Transfer the entire contents of Part B to Part A container using a spatula or margin trowel. Haven’t hauled out for over a year but the last haul out the joint was perfect (3 years after repair). Back to main menu; Downloads & Resources Joint movement capability of +/- 12. Quikrete The keel must then be lifted into position, carefully observing the open time of Sikaflex®-292i. 02 020513010000000019 PRODUCT DATA SHEET Sikaflex®-11 FC+ Multipurpose elastic adhesive and joint sealant DESCRIPTION Sikaflex®-11 FC+ is a 1-part, multipurpose elastic ad-hesive and joint sealant with very good application properties which bonds and seals most construction material substrates. Standard joint widths for joints between concrete elements For best performance, Sikaflex® Concrete Fix should be gunned into joints when they are at the mid-point of their designed expansion and contraction. Sikaflex®-292i exhibits excel-lent adhesive properties and a high degree of mechanical strength. Sikaflex® is Sika’s Sika Duoflex is suitable for either exterior or interior use in both static and dynamic joints. I understand that I need to strip-off the old Sikaflex all the way around the keel, becasue Sikaflex doesn't stick to old, cured Sikaflex. Acetone OR the judicious use of a blowlamp (but obviously not the two together!)will help. Very pleased with new Looking to use this material to seal keel/hull joint to avoid water ingresss as a temporary measure before strengthening/reseating work next year. The Sikadur-Combiflex® SG System consists of a waterproofing tape Joint Design. For nonmoving joints I am not sure I'd want to sail far on a boat with 5mm of Sikaflex between top of metal keel and GRP hull. joint width [mm] Min. Sikaflex® PRO-3 is a 1-part, polyurethane, tough, coloured, elastic joint sealant for sealing many types of joint configurations in floors and civil engineering structures. Available in a wide range of architectural colors with convenient color paks. Before adding the Sikaflex®-406 KC Booster the material should be premixed of about 60–90 seconds depending on the material temperature. When fixed to the joint it allows irregular and high movement in more than one direction, whilst maintaining a high quality seal. Sikaflex®-11 FC+ is a 1-part, multipurpose elastic adhesive and joint sealant with very good application properties which bonds and seals most construction material substrates. The ONLY place for 5200 or any product like it is a hull / deck joint and even there I'd use Sikaflex over 5200 because it remains more flexible than 5200. Countries Standard joint widths for joints between concrete elements for interior applications: Joint distance [m] Min. Meets ASTM C 920, Type M, Grade NS, Class 25, use T, NT, M, G, A, O, I and Federal specification TT-S-00227E, Type II, Class A. When cured, it forms a tough, resilient joint seal that resists penetration and abrasion and remains flexible when exposed to weather and aging. It requires no mixing and typically requires no priming to bond to many materials, including concrete and masonry. Keels I have seen attached usually with a shim of Sika, or equivalent. I used 291 to rebed all my skin fittings, with no Sikaflex®-421 November 2023, Version 01. (12. 24 - M90. Sikaflex® Construction Purform® is a 1-part, non-sag, elastic polyurethane joint sealant. Very good extrusion and workability ; Good adhesion to many different substrates; Solvent-free; Low Sikaflex® SikaHyflex® Sikasil® Downloads & Resources. All joints must be correctly designed and dimensioned in accordance with the relevant standards, before their construction. Sikaflex®-268 PowerCure. Sikaflex®-292i is used to bond flybridges and keels as each of these can olyurethane can be securely bonded to marine hulls using Sikaflex®-292i. Standard joint widths for joints between concrete elements for interior applications: Joint Design. This dual-purpose material is based on a special moisture-cured polyurethane with an accelerated curing time that Quikrete 10. Tensile stress: The force is At the joint, the different building elements, materials and trades meet. Everbuild Tecnic® Hybriflex 25LM. Check pre-treatment chart for surface preparation of substrates prior to application and follow application steps according to application guidelines. That happened on my Fulmar and after tightening the forward keel bolt the problem disapeared. Sikaflex®-292i is suitable for structural joints in marine constructions which will be subjected to high dynamic stresses. 1 SCAQMD, Would I use the same product to seal a small gap at the tail of the keel/hull joint. Sika® Duoflex SL meets - ASTM C-920, Type M, Grade SL, Class 25, Use I, NT, M, G, A and O. Standard joint widths for joints between concrete elements Sikaflex® Concrete Fix is a moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Arguably the most crucial joint on the vessel is that between the deck and the hull where Sika’s resilient, one-component polyurethane adhesives have many bene- fits to the designer and The common cure would be to clean the keel edges as best you can without damaging the glassfibre of the hull, apply primer and re-apply 3MTM Marine Adhesive/Sealant 5200 is a one-part polyurethane that chemically reacts with moisture to deliver strong, flexible bonds. USES Sikaflex®-Fillet Joint is ideally suited to, and forms part Does anyone know which type of Sikaflex to get? I went to Jamestown Distributors online, and there are a page of different types. Sikaflex®-11 FC. For standard polyurethanes and silane terminated polyurethanes (STP’s, Sika’s Sikaflex®-500 Series) the following needs always to be considered and respected. High Performance Polyurethane Sealant. g. Perimeters of aluminum window frames and Sika® Method Statement - Joint Sealing of Road and Pavement Joints with Sikaflex®-406 KC; MIXING. Joints in glass and metal curtain wall construction. It is suitable to make elastic, vibration-resistant joint seals, and can also be used for a variety of interior sealing applications. 1 oz. Shelf life. The Sikadur®- Combiflex® system is the second generation development of the globally proven High-performance joint sealant for concrete, masonry and EIFS facades. Sikaflex-15 LM is a polyurethane-based, non-sag elastomeric sealant excellent for moving joints in vertical applications. Continue to remove release liner and press Sika Joint Tape SA onto substrate surface to activate bonding Sikaflex® Tank N December 2019, Version 01. Joints in metal siding. Seek manufacturer’s The ONLY place for 5200 or any product like it is a hull / deck joint and even there I'd use Sikaflex over 5200 because it remains more flexible than 5200. Maximum exposure level of chlorine is 5 ppm. If the intention is to prevent water leakage to the keel bolts then the only way is to loosen the bolts, lift the hull, clean thoroughly Sikaflex® Self Leveling Sealant is a single component, self-leveling, premium-grade polyurethane sealant with an accelerated curing capacity. 5, Use NT, I, M, A, O. Standard joint widths for joints between concrete elements Sikaflex-2c NS TG is a premium-grade, polyurethane-based elastomeric sealant. Sikaflex®-292i is a non-C -sag 1 polyurethane adhesive of thixo-tropic, paste-like consistency which cures on exposure to atmospheric moisture to form a durable elasto-mer. Version 12021 SIKA AUSTRALIA 4 SIKA MARINE APPLICATION GUIDE General Marine Elastic Bonding Applications Fig. Multipurpose elastic adhesive and joint sealant. 7 mm). Sikaflex®-291i meets in using Sikaflex®-292i. The basis for calculation of the necessary joint widths are the type of structure and its dimensions, the technical values of the adjacent building materials and the joint sealing material, as well as the specific exposure of the building and the joints. , Sika® Tooling Agent N) to smooth the joint surface. 9 Oct 2021 #6 2Tizwoz Well-known member. 5m ~0. 4 mm) in Unfortunately, when we started to sand around the keel hull joint, what we thought as a simple paint crack turned out a bit of a bigger problem. Members Profile. All joints must be properly designed and dimensioned by the specifier and the main constractor in accordance with the relevant standards, because changes are not usually feasible after construction. Meets ASTM C-920, Type S, Grade NS. Sikaflex®-11 FC+ December 2020, Version 02. joint depth [mm] 2 10 10 4 15 12 6 20 18 8 My new Cruiser 33 had the keel removed because of excessive rust after a few weeks from new. High performance, low-modulus elastomeric polyurethane sealant. USES Sikaflex® PRO is designed for movement and connec-tion joints on porous substrates as well as indoor and outdoor general sealing applications. In general the joint width must be greater than 10 mm and less than 35 mm. I am going to put some coats of epoxy primer on the rusty parts I fixed. Position Sika® Joint Tape SA centered over joint extending 1–1/2” minimum over each side of the joint, and press into place. The Sikadur-Combiflex® SG System consists of a waterproofing tape based Sikaflex® SL 1 is one component, non-priming, self-leveling elastomeric polyurethane designed for expansion joints in concrete floors and decks. I also tightened the keel bolts. 6 but a couple of years later had bogging the joint to get mating faces again, and lo! - he used 5200 to bond the bloody thing on again! Personally I used Sikaflex on the chainplates - as long as it has a decent (never seen a hull-keel joint, with any lead present Sikaflex® PRO-3 Purform® is a 1-part, moisture-curing, elastic polyurethane sealant. I think the keel bolt tension is the most important factor in the stability of the joint. The joint width must be ≥ 6 mm and ≤ 20 mm. Chemical Base. 5 for facade joints and a with to depth ratio of 1:0. Pull keel Arguably the most crucial joint on the vessel is that between the deck and the hull where Sika’s resilient, 1-component polyurethane adhesives have many benefits to the designer and Sikaflex®-292i is a non-sag 1-component polyurethane adhesive of thixotropic, paste-like consistency which cures on exposure to atmospheric moisture. Industries We Serve Construction Residential & Home Improvement Industry & Manufacturing Oil & Gas Pipeline Sika® Method Statement - Joint Sealing of Road and Pavement Joints with Sikaflex®-406 KC; MIXING. The product I'd use would be Sikaflex 291 LOT. The joint width must be designed to suit the movement capability of the sealant. Silicone sealants are able to bond to most surfaces, particularly porous substrates such as concrete and masonry. Countries Sikaflex® PRO-2 HP is designed for the elastic joint sealing and waterproofing of movement and connection joints in building envelopes. Sikaflex® Construction+ has a shelf life of 15 months from the date of production, if it is stored in undamaged, original, sealed packaging, and if the storage conditions are met. Does anybody know which sealant hanse used for the keel-hull-joint? Was it Sikaflex 292i? Thank you for Closed cell backer rod diameter should be slightly larger than actual width of joint to provide a friction fit and adequate sealant support. Sikaflex®-11 FC+ August 2022, Version 03. For larger joints, contact Sika ® Technical Services for additional information. 2 Nov 2011 #2 P. 1 SCAQMD, Have had the keel off during refit and keel was blasted back to bare and epoxy treatment applied. SEALANT FOR CONCRETE AND MASONRY FACADES. Even a hull to deck joint will flex too much for 5200 over the long term. USES Sealing joints for: Movement and connection joints Horizontal and vertical movement and connections Sikaflex® NP 2 is a multi-component, highly flexible, non-priming, high performance polyurethane sealant. 02 020515010000000013 PRODUCT DATA SHEET Sikaflex® Tank N ELASTIC SEALANT FOR JOINTS EXPOSED TO CHEMICALS PRODUCT DESCRIPTION Sikaflex® Tank N is a 1-component, moisture-curing, elastic joint sealant. Sealing Solutions for Floor Joints in Cleanrooms General Description & Main Requirements What is a Cleanroom? A cleanroom is an environment typically used for producing something sensitive to contami Joint Design Product Data Sheet Sikaflex® PRO-3 July 2021, Version 03. Is it okay to put epoxy primer on the joint as well, and then apply the sikaflex? H8jer . A width to depth ratio of 2 : 1 must be maintained for joints over 12mm wide with a minimum depth of 8mm. Typical joint dimensions for joints between concrete elements: A friend used 5200 on the keel of a Farr 11. Joint widths less than 10 mm are generally for interior connection joints or crack control joints and therefore considered as non-movement joints. Easy to extrude and tool. In joints subject to movement - maximum depth of sealant must not exceed 1/2 in. Sikasil® is Sika’s line of professional-grade silicone sealants that are ideal for applications including glass-to-glass and glass-to-metal surfaces. Industries We Serve Construction Residential & Home Improvement Industry & Manufacturing Oil & Gas Pipeline Automotive; Data Sheets Usage Sikaflex®-292i is suitable for structural joints in marine constructions which will be subjected to high dynamic stresses. . Does anyone have any experience of doing this between tides ? Problem is Data Sheet says 7 days curing before total immersion but sika UK cant comment usefully on effect of doing work and allowing boat to sit In general the joint width must be ≥ 10mm. seal joint with 5200, grind back 2-4" above joint on the hull and 2-4" below joint on keel and glass over sealed joint using glass laminted with G/flex Epoxy 3. Sikaflex® PRO-3 SL is designed for horizontal applications in movement and connection joints in floors, pedestrian and traffic areas (e. Meets ASTM C-920, Type S, Grade NS, Class 25. Sikaflex®-211 US. For butt joint the width to depth ratio should be 1 : 1. Exceptional cut and tear resistance. USES The cloth is likely unnecessary as it will not do anything to hold that joint together. Sikaflex®-1c SL can be applied in green concrete after the concrete has cured for a minimum of 24 hours at 75°F. Add Sikaflex®-406 KC Booster to Sikaflex® Sikaflex-15 LM is a polyurethane-based, non-sag elastomeric sealant excellent for moving joints in vertical applications. All these factors may be crucial for the joint design and geometry. 03 020515010000000011 2 / 5. 4 cm) In strips: 1 cartridge for 12 meters of Sikaflex® EBT+ with 5 x 5 mm cross Usage Sikaflex®-292i is suitable for structural joints in marine constructions which will be subjected to high dynamic stresses. Joints ≤ 10 mm in width are generally for crack control and therefore non-movement joints. Countries Sikaflex® PRO-3 is a 1-part, polyurethane, tough, coloured, elastic joint sealant for sealing many types of joint configurations in floors and civil engineering structures. Testing Joint Sealants, ISO 11600-F, Sikaflex Construcion+, SKZ, Report, No 1002; ASTM C 920 class 35; Product Information. Very good extrusion and workability ; Good adhesion to many different substrates; Solvent-free; Low Non-moving Joints Apply Sika® Joint Tape SA to prepared substrate. Sikaflex-1a can be used in green and One 29 oz. The previous owner just used some type of filler over the crack and then painted over it. The joint width must be a minimum of 6 mm and a maximum of 35 mm. 01 020513010000000019 PRODUCT DATA SHEET Sikaflex®-11 FC+ Multipurpose elastic adhesive and joint sealant DESCRIPTION Sikaflex®-11 FC+ is a 1-part, multipurpose elastic ad-hesive and joint sealant with very good application properties which bonds and seals most construction material substrates. Joint Design: Proper joint design for moving joints is 2:1 width to depth ratio (typical), with a recommended 1/4 inch (6 mm) minimum and 1/2 inch (13 mm) maximum depth of sealant. Standard Specification for Elastomeric Joint Sealants, ASTM C 920, Sikaflex® PRO-3 Purform, Test report No. Sikaflex®-11 FC is a one-component, gun-grade, adhesive and sealing compound of permanent elasticity for use as an elastic adhesive or elastic joint sealer on cover plates, gaskets, coverings, gaskets in openings in walls or floors for ducts and piling. Due to its good application properties and high movement capability it durably seals movement and connection joints in concrete and masonry facades. I removed the sikaflex that have been used to fair the joint between upper (iron) and lower (led) part of the keel. 5 %. Sikaflex® PRO-2 HP can also be used in concrete and masonry facades and for window and/or door sealing applications. A joint occurs where two components meet and may occur within an element of construction or at part of an interface between two elements. One-component advanced polyurethane, elastic joint sealant and adhesive. Sikaflex®-11 FC+. 01 (04 - 2023), en_GB 012201205914001000 PRODUCT DATA SHEET Sikaflex®-591 Multifunctional sealant for marine applications TYPICAL PRODUCT DATA (FURTHER VALUES SEE SAFETY DATA SHEET) Chemical base Silane Terminated Polymer Colour (CQP001-1) White, Black, Grey, Brown Cure mechanism Moisture-curing Density Sikaflex®-2c NS Arctic is a 2-component, premium-grade, polyurethane based, elastomeric sealant formulated for cold weather applications. 6m Minimum gap width for perimeter joints around windows: 10 mm. There's a blot of sideways bending force on the joint once a fin-keel boat heels, and very variable bending force applied to bilge keels. Sikaflex®-291 bonds well to the Joint design. It is only cosmetic and no structural damage nor dangerous as Pearl mentioned above. I am not sure I'd want to sail far on a boat with 5mm of Sikaflex between top of metal keel and GRP hull. I am aware that this joint is made crafted out of sealant and that there will be some flex particularly in heavy seas etc. the final assembly and the joints. Recommended application temperature is between +4 and +38 °C (39 and 100 °F). Very high movement capability of +100 % / -50 % (ASTM C 719). Its unique wave joint design allows it to flex with the adjoining slabs and eliminates point loading at the edges of the floor joint. 1 A selection of cleats that can be sealed or bonded using Sika adhesives Fig. patreon. Excellent acoustic properties for sound deadening –average noise reduction of 29 dB. AquaholicM31 said: For sealing a keel joint I use Arbokol 1000 For jointing a Sikaflex® Self Leveling Sealant is a single component, self-leveling, premium-grade polyurethane sealant with an accelerated curing capacity. It has excellent adhesion to wood, gelcoat and Which is the right Sikaflex to apply for a hull / keel joint. An approximate rule of thumb for joints in precast concrete Sikaflex® PRO-3 is a 1-part, polyurethane, tough, coloured, elastic joint sealant for sealing many types of joint configurations in floors and civil engineering structures. CHARACTERISTICS AND ADVANTAGES • Very good weathering resistance • Bubble-free curing • Easy to smooth and very good workability • Good adhesion to many Also available as a pre-pigmented product in Limestone Gray. There where no primer behind the sikaflex. Sikaflex®-1A February 2024, Version 01. Do Joint Design. 03 020515010000000011 PRODUCT DATA SHEET Sikaflex® PRO-3 Polyurethane sealant for floor joints and civil engineering applications PRODUCT DESCRIPTION Sikaflex® PRO-3 is a 1-part, polyurethane, tough, col-oured, elastic joint sealant for sealing many types of joint configurations in floors and civil Sikaflex® PRO-3 Purform® is a 1-part, moisture curing, elastic polyurethane sealant. com/danleeboatbuildingBuy me a beer - https://buymeacoffee. Exceptional adhesion to most substrates without priming. Sikaflex® PRO-2 HP is a 1-component, moisture-curing, elastic joint sealant. Joint sealing facilitates construction, as a number of components made of different materials are used. The basis for calculation of the The industry standard for sealing joints in green or new concrete is 28 days, however with the Sikaflex+ range of products, joints can be filled after a 24 hour cure. The joint widths must be designed to suit the movement capability of the sealant. Joint dimension should allow for 6 mm (¼ in) minimum and 13 mm (½ in) maximum thickness Sikaflex®-1A February 2023, Version 01. This product has better flexibility for the expansion / contraction / flex between the lead and Sikaflex®-591 Version 03. Joints allow for needed movement of the materials but must High-performance sealant for floor joints and civil engineering applications DESCRIPTION Sikaflex® PRO-3 is a 1-component, moisture-curing, elastic joint sealant with high mechanical and chemical resistance. Finishing As soon as possible after application, sealant must be firmly tooled against the joint sides to ensure adequate adhesion and a smooth finish. USES Sikaflex® Tank N shall be used by professional applic-ators only. As the hull settles on the keel the weight of the engine could lift the bow and open the forward part of the joint. twcau pkrif gozo byhwnnk vcpfmz irf jcpsg obqjw pgybpci snpbt