... with three layers, the middle layer is a non-alkali fiberglass cloth. The inside and outside is silicone ... 1200, 1500Rated Voltage7KV ~10KVStructureBraided fiberglass substrated coated with silicone rubber on both sideReactionsResists most acids&waterUnaffected by solvents ... high temperature curing and room temperature curing silicone cloth. Conventional silicone cloth color has red, blue, black, ...