It is a one-component, moisture curing, high temperature resistant acetoxy based bonding and sealing silicone. 100% silicone polymer. High strength. Resistant to ozone, UV rays. It has high temperature resistance up to 255°C (short-term 285°C). Method of Use: Joints must be clean, dry, oil-free and dust-free. Tape both sides of the place to be filled. Cut the cartridge tip at an angle to the size required by the surface to be applied. Insert the cartridge into the gun. If necessary, polish the surface with water after smoothing. Remove the tapes after polishing.