1.High refractoriness,High density. 2.Classification temperatures:1100,1260,1360,1430. 3. ... buyers requirementApplication:1, Industrial furnace building, heating equipment, and high-temperature pipe wall lining materials. 2, Electric boilers, gas ... Fire safety in high-rise buildings and insulation.5, Kiln oven door, roof insulation.6, High-temperature filter material. High quality ceramic insulation ...