FB-2 Fireproof Coating Board is a kind of double-sided metal plate that the middle layer is an organi c/inorganic intumescent fire resistant layer with the silicone as a binder. By optimizing the formulation,combined with ceramization technology and fire safety technology, which makes product not only has excellent fire resistance performance, but also ensure that the system will be in a good stability after sealing when gets on fire, it also has features like: beautiful construction process, water impact resistance, high expansion, etc.