SANDBLAST-COMPOUND CORUND

A synthetic, mineral, silicosis harmless, iron-free blasting abrasive.

• Packaging: 2.5 l = 5 kg
• grain: 0.25 - 0.50 mm

Corundum SK is an electrically fused, crystallized aluminum oxide (Al2O3).

Chemical composition:

• SK I - white fused alumina:
  Alumina: 99.3%
  Ferrous metal.: <0.03%

• SK II - normal corundum brown:
  Alumina: 95.4%
  Ferrous metal.: <0.1%

• SK III - normal corundum brown:
  Alumina: 50 - 60%
  lower ferromagnetic fraction

• No water-soluble components
• No free silica
• No metallic iron

• Specific weight 3.96 g/cm³
• Bulk density: 1.8 g/cm³
• Mohs hardness: 9