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Refractory brick


  


Performance:

Item Index Standard
Fe2O3 2.46% GB/T 6900-2006
Al2O3 59.40% GB/T 6900-2006
Compressive strength 41.39 Mpa     39.72 Mpa GB/T 5072-2000
Density 2.17 g/cm3    2.15 g/cm3 GB/T 2997-2000
Porosity 27.31%      27.81% GB/T 2997-2000