Features & benefits
– Meets BS 476 Part 22
– Excellent unprimed adhesion to most porous and non-porous construction substrates
– Non-slump
– Joint movement capability ±50%
– Neutral cure
– Halogen-free
– Conforms to ISO 11600-F&G-25LM
– A fire rating of up to 4 hours can be achieved
– Widely tested to many European specifications
– Tack-free in 1.5 hours
– Excellent weathering characteristics, including resistance to ozone, UV radiation and temperature extremes
– Long service life
– CE marked as a fire resistant according to ETAG 026
– Approved for railway standard EN 45545-2, R22/R23/R24-HL2

Applications
– The sealing of expansion joints and pipe and cable penetrations in fire rated structures.
– The provision of fire rated systems where expansion joints or penetration seals are required in curtain walling, building facades or partition walls.

More details can be found in the technical data sheet (available in english and french).

Het bericht DOWSIL FIRESTOP 700 verscheen eerst op Castelein Sealants.

Application examples
– floor joints
– joints for surfaces exposed to corrosion by chemical products
– joints for waste water treatment plants
– joints for decanters
– interior and exterior joints
– joints which must withstand water pressure (e.g. tunnels) up to 3 bar without additional protection.

Colours
Concrete grey (black and white on request)

Packaging
Foil packaging of 600 ml (20 per carton)

Advantages/Properties
– service capacity: 20%
– excellent elasticity
– Curing without formation of gas
– very good chemical resistance
– very good adhesion

Het bericht SIKAFLEX PRO 3 verscheen eerst op Castelein Sealants.

Application examples
For joints
– joints in construction
– joints in floors and rooms which are intensely frequented but which are not subject to mechanical or point loads

For bonding
– flexible bonding resistant to shocks or vibrations
– gluing of all kinds of elements: plinths, stair noses, joint coverings, tiling, fixing supports, power lines (made of wood or plastic), connection flaps, etc.
– in the case of anti-vibration fastening systems with limited dimensions; fixing of air ducts, etc.
– in the case of adhesives subject to pronounced differential expansion
– gluing of slates

For insulation
– filling between carpentry and structural work
– sound insulation of pipes between concrete and tubes
– padding between walls
– connection of various elements in the finishing

Colours
White, concrete grey, brown, black, beige

Packaging
Cartridges of 300 ml (grey and black also in 600 ml sausages)

Advantages/Properties
Sikaflex-11FC+ cures under the influence of air humidity, which converts the paste-like product into a material:
– with excellent adhesive properties
– that remains flexible at all times
– that doesn’t sag
– that does not shrink
– that is not affected by corrosion
– which has excellent resistance to ageing and adverse weather conditions
– which cures to 2 mm after 24 hours (65%R.H./+20°C)
– which is dust-free after 2 hours (at 65% R.H. and +20°C)

Het bericht SIKAFLEX 11FC+ verscheen eerst op Castelein Sealants.

Sikaflex® Construction Purform® is a one-component, non-sagging, elastic polyurethane joint sealant. Thanks to its versatile application properties and high movement capacity, it durably seals movement and connection joints in concrete and masonry facades.

Application examples

The product is used for elastic sealing of joints and weatherproofing of movement and connection joints in facades.

Sikaflex® Construction Purform® is used in the following applications:

?              Around window and door frames

?              Around façade elements

?              Around prefabricated elements

?              EIFS facades

Sikaflex® Construction Purform® is used in interior and exterior applications.

Properties/advantages

• Easy to apply and work with
• High movement capacity: ±25% (ISO 9047), ±50% (ASTM C719)
• Low stress on the substrate due to the low modulus of the sealant
• Good resistance to weathering
• Good mechanical resistance
• Good adhesion to many building materials
• Monomeric diisocyanate content < 0.1%: no special training required for the user (REACH restriction 2023, Annex XVII entry 74)

Het bericht SIKAFLEX CONSTRUCTION PURFORM verscheen eerst op Castelein Sealants.

Applications
– Specially developed as a durable fireproof sealant for expansion joints in façade, floor, ceiling, roof and interior and exterior wall structures that effectively counteracts the spread of fire, smoke and toxic fumes.
– Certified sealant for joints in buildings, homes and public spaces that are part of fireproof/fire-retardant structures/systems subject to strict fire safety requirements.
– Fireproof top and bead seals in glazing systems in buildings, in accordance with NEN 3576/NPR 3577.
– Fireproof seals for connecting, peripheral and dilation joints between/along building and façade components, such as windows, door and window frames, sections, prefab parts and panels.
– Smoke and vapour-tight seals on connections in smoke exhaust duct systems.
– Preventive sealing/filling of tube, pipe, line, cable and duct penetrations in floors, ceiling, roofs and interior and exterior façades and walls.
– Fireproof joint seals in installation technology

Colours : white, grey, black, RAL 7016
Other colours and/or packaging on request

Packaging: 12 sausages (600 ml)

Properties
– Durable, retains elasticity, maximum movement capacity of 25%.
– Certified-fireproof, non-flammable, provides a secure barrier against the spread of smoke and fumes.
– Excellent working and adhesion properties, on practically any porous or non-porous surface, without primer.
– Neutral, low-odour, acid-free and non-shrink curing CE-certified silicone system.
– Meets requirements for intruder-resistant glass, in accordance with the Secure HomePolice Label (the “Politie Keurmerk veilig wonen”).
– Good resistance to discolouration, UV, weather, water, moisture and ageing.
– Non-corrosive to metals.
– Compatible in direct contact with PVB-laminated glass and edge seals on insulating glass.
– Free of solvents and organic plasticisers.
– Very low emission: certified VOC emission class A+.

Het bericht 220 SILICON-FR verscheen eerst op Castelein Sealants.

Product & applications:
DOWSIL™ 799 EU Glaze and Go Sealant is a one-part neutral curing, low modulus silicone sealant specially formulated for glazing and weathersealing of windows.
DOWSIL 799 EU Glaze and Go Sealant offers durable adhesion to most porous and non-porous substrates including masonry, brick, aluminium, PVC, glass and glazed surfaces.
DOWSIL 799 EU Glaze and Go Sealant is mold and mildew resistant.

Features & benefits:
– Neutral cure
– Low modulus, high elasticity
– Good unprimed adhesion to a variety of substrates
– Non-corrosive to metals
– Easy to apply and tool
– Low odor
– Confirms to ISO11600-F&G-25LM
– Resistant to ultra-violet radiation
– Contains fungicide

More details can be found in the technical data sheet (available in english and french).

Het bericht DOWSIL 799 verscheen eerst op Castelein Sealants.

Product:
DOWSIL™ 798 Cold and Cleanroom Silicone Sealant is specifically formulated for sealing areas in refrigeration units and coldrooms. It is a one-part neutral curing silicone sealant, suitable for use in either interior or exterior applications where joints are susceptible to mildew. It is a bacteriostatic sealant, better protected against the bacterial growth.

Features & benefits:
– Neutral alkoxy cure system
– 100% silicone polymer
– Mildew resistant
– Bacteriostatic sealant
– Low modulus, high elasticity
– Low odor
– Conform to ISO 11600-F&G-25LM
– Resistant to ozone, ultra-violet radiation and temperature extremes

Applications:
DOWSIL™ 798 Silicone Sealant offers good adhesion to most porous and non-porous surfaces including masonry, tiles, aluminum, PVC-U, polyacrylate, polycarbonate, glass and glazed surfaces.

More details can be found in the technical data sheet.

Het bericht DOWSIL 798 verscheen eerst op Castelein Sealants.

Product:
Neutral silicone sealant

Features & Benefits:
– Good unprimed adhesion to a variety of substrates
– Low modulus, high elasticity
– 100% silicone sealant
– Neutral cure
– Low odor
– Conforms to ISO 11600-F&G-25LM
– Resistant to ozone, ultra-violet radiation and temperature extremes

Applications:
DOWSIL™ 796 Neutral Silicone is a one-part, low modulus, neutral curing silicone sealant specifically developed for the sealing of PVC-U, glass, glazed surfaces and brickwork. It is very popular for perimeter sealing applications of windows and doors.

More details can be found in the technical data sheet (available in english and french).

Het bericht DOWSIL 796 verscheen eerst op Castelein Sealants.

Product:
DOWSIL 791T Weatherproofing Sealant Transparent is a premium, one-part, easy to use, neutral curing transparent silicone sealant. It has excellent weatherability and flexibility. This low modulus silicone sealant has outstanding primerless adhesion to a wide variety of non-porous & porous substrates. Performance related to mildew and fungus resistance has been tested in accordance with the ISO-norm 846.

Features:
– Will accommodate up to 50% joint movement
– Excellent unprimed adhesion to a wide variety of construction materials such as concrete, stone, masonry, brick, wood, steel, glass, glazed surfaces, painted or varnished wood and ceramics
– Ideal sealant for expansion, connection and other movement joints as its low modulus allows high movement but generates relatively low stress at the adhesion interface
– Conforms to ISO 11600-F&G 25LM

Benefits:
– Compatible with typical PVB foils. Project-specific testing available upon request
– Easy, conventional tooling
– Excellent resistance to weathering
– Good recovery after extension and compression
– High resistance to ozone, ultra violet radiation
– Excellent stability through wide temperature range: -50°C to 150°C

Applications:
DOWSIL™ 791T Weatherproofing Sealant Transparent is specifically formulated for the sealing of expansion joints in curtain walling facades, building facades and other structures. It is also suitable for the sealing of connection joints between floors and walls, stairs and other building connections.

More details can be found in the technical data sheet (available in english).

Het bericht DOWSIL 791T verscheen eerst op Castelein Sealants.

Product:
DOWSIL™ 791 Silicone Weatherproofing Sealant is a one-part, neutral curing, low modulus silicone sealant particularly suitable for general glazing and weather sealing in curtain wall and building facades.

Features & benefits:
– Ideal for expansion, connection, perimeter and other movement joints
– Neutral cure
– Low odor
– Conforms to ISO 11600-F&G-25LM
– Resistant to ozone, ultra-violet radiation and temperature extremes
– Joint movement capability ± 50%

More details can be found in the technical data sheet.

Het bericht DOWSIL 791 verscheen eerst op Castelein Sealants.