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Quick Details

Brand Name: Kaiyuan
Refractoriness (Degree): Common (1580°< Refractoriness< 1770°)
Al2O3 Content (%): 0.8
Material: silica
Shape: Brick
SiO2 Content (%): 96
Place of Origin: China (Mainland)

Specifications

Items Specification
Fe2O3  (%) ≤0.8
SiO2   (%) ≥96
AP(%) ≤24(checker brick/hand-made)
≤21(wall brick)
CCS (Mpa) ≥35(machine pressed)
≥20(hand-made,checker brick)
RULC(0.2MPa) ≥1680
Permanent linear change(%)
(1450C2h)
≤+0.2
True density  g/cm3 ≤2.34
Residual quartz % ≤1.0
Performance: refractoriness above 1770C
High thermal stability 
Good acid slag resistance 
Low creep rate 
Competitive price
silica refractory brick for hot blast furnacesilica refractory brick for hot blast furnace