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Quick Details

Brand Name: Kaiyuan
Refractoriness (Degree): 1770°< Refractoriness< 2000°
Al2O3 Content (%): 1
Material: silica
Shape: Brick
SiO2 Content (%): 95
Place of Origin: China (Mainland)

Specifications

Items Specification
Al203  (%) ≤1.0
Fe2O3  (%) ≤1.2
SiO2   (%) ≥95
AP(%) ≤24(checker brick/hand-made)
≤22(wall brick)
CCS (Mpa) ≥40(machine pressed)
≥30(hand-made,checker brick)
RULC(0.2MPa) ≥1650
Creep rate(%)
(1550C50h0.2Mpa)
≤0.8
True density  g/cm3 ≤2.35
Residual quartz % ≤1.0
Performance: refractoriness above 1770C
High thermal stability 
Good acid slag resistance 
Low creep rate 
Competitive price
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