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Black fused alumina for rust removal

Product: Black fused alumina

Raw material: Bauxite

Color: Black

Usage: sandblasting/ rust removal

Common size: 16 24 36 46 60 80 120 mesh etc.

Packing: 25kg/bag


Black fused alumina, with moderate hardness, bigger toughness and wear-resisting sharp edges ; it will generate less calorific value during grinding and increase the pure degree of polishing machining, the polishing performance of Black fused alumina is much higher than other similar products, well applied in sandblasting sector to remove the rust on mental surface.

Advantages of Black fused alumina

  • Moderate hardness
  • High toughness
  • Temperature resistance
  • Stable thermal performance

Application of Black fused alumina

  • Rust removal

Specification of Black fused alumina

Item Indicators
Color Black
Crystal Trigonal system
Hardness (Mohs) ≥ 9.0
Melting point (°C) 2050
The maximum temperature (°C) 1850
True Density (g/cm3) ≥ 3. 50
Al2O3% 70-85
Fe2O3% 10
SiO2 8

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