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
SikaHyflex® 250 Facade is suitable for:
– all sealing joints in high rise buildings, non-residential construction, residential construction
– especially for expansion joints in concrete, but also for joints in façades, balconies/galleries, parapets, connection joints (around windows and doors, façades, metal constructions, precast concrete).
– for joint sealing in wooden and metal constructions

Colours and packaging
Aluminium foil package 600ml (20/box):
– white
– beige
– brown
– black
– concrete grey
– mid-grey
– dark grey
– other colours on request

Advantages/Properties
– Highly resistant to weathering and ageing
– movement capacity of +100% / -50%
– (ASTM C719)
– no foaming during curing
– little tension on the surface
– easy to smooth and very good processability
– very good adhesion on many substrates
– Solvent- and odour-free
– very low emissions

Approvals/standards
– according to EN 15651 class 25 LM for use indoors & outdoors and in cold climates
– in accordance with ISO 11600 F 25 LM
– in accordance with DIN 18540 F
– according to ASTM C920, class 100/50 EMICODE EC 1PLUS R, very low emissions
– ISO 16938-1 leaves no stains on marble and natural stone ASTM C 1248 leaves no stains on marble

Het bericht SIKAHYFLEX 250 FACADE 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.

Application examples
– Durable air and watertight sealing between overlapping metal sheets
– air sealing of curtain walls, pipe seals, panels in vehicles and caravans, profiled roof panels
– remains flexible at low temperatures and can therefore be used to seal cold areas.

Colour
black

Packaging
Cartridges of 310 ml / 25 cartridges per box

Advantages
– service life of 20 years in recommended applications
– no stains
– no oil spills
– very flexible / no hardening at low temperatures
– excellent adhesion
– little shrinkage

Het bericht BUTYL CS-24 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.