JOINSIL 800WS Weatherproof Silicone Sealant is a high modulus elastomeric silicone sealant specifically designed
for weatherproofing curtain wall use.
JOINSIL 800WS Weatherproof Silicone Sealant has good adhesion and elongation qualification to aluminum material
, glass, coated glass, concrete, some plastic, natural stone and timber, etc., and shows no sign of corrosion or defile.
JOINSIL 800WS Weatherproof Silicone Sealant is totally free of the influence of rain, snow, sharp change in
temperature and longtime being illuminated by ultraviolet ray.

Stable and flexible from –50°C to +200°C
Ideal for expansion, connection, perimeter and other movement joints
Excellent unprimed adhesion to a wide variety of construction materials and building components
Cures to a strong, flexible seal capable of withstanding movement in and around the joint.
Excellent weatherability, virtually unaffected by sunlight, rain, snow, ozone.
Excellent tensile and compression restoring ability.
Neutral solidified; no corrosion to metal and many other materials


Is a specified, premium performance weather sealing product specifically designed for general glazing and weather
sealing in curtain wall and building facades.
Could be used for assembling, sealing, sticking and repairing of most glass.
Widely used for glazing and sealing all types of steel frame stone aluminum tunnel road metal engineering and
building fitment.


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