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  • Silica Refractory Brick
  • Silica Refractory Brick
  • Silica Refractory Brick

Silica Refractory Brick

  • Material : SiO2
  • SiO2 Content (%) : min 95%
  • Al2O3 Content (%) : 1.0%
  • Refractoriness under Load : 0.2MPa: 1640~1670°C
  • Density : 2.35g/cm3
  • Quantities can be customized

Product details:location : Home > Products > Silica Refractory

 Silica refractory brick is a kind of acidic refractory materials which are mainly made by tridymite, square quartz and a small amount of residual quartz and glass composition.
 
Application:
Silica refractory brick is mainly used in lining of coke oven, steel furnace, glass furnace and hot blast stove etc.
 
Features and Advantages:
High temperature strength 
Low creep rate
Good resistance to acid slag erosion
Long service life
 
Silica Refractory Brick Technical Index:

ITEMS UNIT SPECIFICATION
CHEMICAL ANALYSIS SiO2 %  95
  Fe2O3 %  1.0
  CaO %  3.0
REFRACTORINESS °C   1710
AP: Checker brick and assembling brick Wall brick %    24 &le22
CCS: Checker brick Wall brick MPa   30 &ge35
RUL 0.2MPa ,T0.6 °C  1650
Creep rate(0.2Mpa) 1550°C,0~50h %  0.5
Residua quartz  1.0
Expansion rate (1000 °C) %  1.25
Bulk density:
Checker brick
Wall brick
g/cm3   
1.8
1.85

 

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