furnace mullite insulating brick (131) online manufacturer
Brand Name: Anne
Al2O3(%):: 80
Al2O3: ≥55%
Fe2O3: ≤1.5%
Al2O3 %: ≥48-90
Fe2O3 %: ≤1.0
SiO2: 48%
Al2O3: 45%
Al2O3: 45-82%
MgO: 0.8-1.2
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Al2O3: 45-82%
MgO: 0.8-1.2
Raw Material: Mullite
Al2O3: ≥42%
Al2O3: 45-82%
MgO: 0.8-1.2
SiO2: 30%
Al2O3: 48%
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