Plug bricks for oven hole plugging

Fire resisting module firebricks, blocking expansion type high temperature resistant oven hole blocking firebricks   Name:Firestop Module Characteristics: good fire resistance, rapid expansion, water and moisture barrier, light weight   Good incombustibility: fireproof and non-flammable, self-extinguishing from fire, away from fire hazards, stable performance, long service time.   Fine selection of materials: strict selection of raw materials, rejection of recycled materials, strict quality control   Long usable time: adopting inorganic expansion material, long service life.   New type of expanded organic fireproof brick   Special fire-resistant, heat-insulating and intumescent materials, firestopping packages with non-combustibility, fire-resistant limit of up to 4 hours or more, expansion and solidification at higher temperatures. It forms a kind of heat insulation, smoke insulation sealing, and good fire resistan…