... corrosion 1.Xinmi Jinding keep warm refractory co.,ltd,dealing in thermal insulation in this line for 10 years.We trying to work ... porosity, it can effectively improve the volume stability and the thermal shock resistance of the material. It is the mainly raw ... ceiling of the high temperature kiln, ect. All in all, it is widely used in steel, cement, ceramics, grinding material and petrochemical ...