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Hollowware brick for Steel factory

High quality hollowware brick,mainly used in steel factory. we can supply different type accordin to request.
Al2O3 content has 45, 60, 70%.
Quantity:
  • AL70%
  • CHENSHI
  • 10000MT MONTHLY
  • TIANJIN
  • 20MT
  • L/C AT SIGHT , DP at sight, T/T

Hollowware brick AL70 

Al2O3 70-78%

SiO2 15-25%

TiO2 3.5%max

Fe2O3  1.5-2.0%

Bulk Density 2.35g/cm3 min

Apparent porosity 28%max

compressive strength 35mpa min

Linear change on reheating 1450degreeX3h  +/-0.5


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