... .Package:25kg per plastic barrel. 3.Usage:waterproof for building or concrete. [Application field]Protection of marble, granite, sandstone, ancient ... form waterproof membrane. It can be used as water repellent of fabric, glass, ceramics, paper, leather, metal, cement, ... effect.2)Used as anti-sticking Release agentand crosslinking agent of paper.3)High hydrogen silicone oil can polymerize into low ...