Product Description
Silica bricks are the key refractories for high temperature area of industrial kilns and furnaces including coke oven, hot blast stove, glass tank etc
Features:
Good resistance against acid slag
High mechanical strength
Stable performance under high temperature environment

Applications:
Breastwall, regenerator, arch block, etc. in glass furnace
Carbonization chamber, combustion chamber in blast furnace

1.Physical and Chemical Properties
High purity: SiO2 95-96.5%
Dense：Apparent porosity：17-21%
High RUL: T1，1670-1700’c
High tridymite content:about 75%
Low true density: 2.33-2.3g/cm3
Low thermal expansion: ＜1.25%（room-1000’c）
（0.2MPa ×1550’c×50h）Low creep:＜0.5%
Low residual quartz：0-0.5%
2．Technical features
Crystal silica is used as starting material, composite mineralizer and nanometer materials are used, scientific sintering and controlling schedule are adopted.

If you get interest in this product, send me your physical index and chemical index ,
I will deal with your inquiry as soon as possible.