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Guboshi 811A silicone stone weatherproof sealant

Guboshi 811A silicone stone weatherproof sealant is mainly used for sealing the joints of dry-hanging stone curtain wall works and cement precast slab works, as well as the joints of concrete and ceramic works. It has excellent bonding and sealing effects on most building materials, such as natural stone, artificial marble, glass, aluminum, stainless steel, concrete, and ceramics.
Product Brief
Characteristics -————————————————————————
It can be used without the addition of a mixed catalyst or other raw materials.
 No corrosivity to metal, coated glass, marble, and other building materials;
Excellent weather aging resistance, resistance to direct UV, ozone, rain, ice, and snow erosion, and elasticity after solidification in the temperature range of - 40 °C to + 200 °C, without hardening, softening, or cracking;
Environment-friendly materials, which are non-polluting, belong to the transportation of non-hazardous goods.
Construction requirements: ——————————
 The material surface temperature must be within 6 °F to 50 °F before construction;
 The material surface must be dry, clean, and free of oil stains.
A compatibility test must be done before use.
Construction requirements: ——————————
Keep cool and dry, and keep the temperature below 27 °C.
Use within 10 months of the date of manufacture. 
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