refractory silica insulating fire bricks (87) online manufacturer
Refractoriness: SK34
Fe2O3: ≤2%
Raw Material: Mullite
Al2O3: ≥50%
Bulk Density ( G/cm3): ≤1.3
Cold Crushing Strength (MPa): ≥5.0
Plc: ≥1280℃
Acid Resistance: Excellent
Al2O3: ≥75 %
Refractoriness: ≥1780 ℃
Send your inquiry directly to us