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SiO2 Content (%) : 25% max
Al2O3 Content (%) : 55% min
MgO Content (%) : little
CaO Content (%) : little
CrO Content (%) : little
SiC Content (%) : 1.2-1.4
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Furnace Insulation Brick K23 K26 Jm23 Jm26 Light Weight Mullite Refractory Brick Images |