Product introduction
Specific Gravity | ≧3.90 g/cm3 |
Mohs hardness | 9.0 Mohs Scale |
Microhardness | 2000 — 2200 Kg/mm2 |
melting point | 2250 ℃ |
Specific Gravity | 3.8 |
Al2O3 | ≥99% |
TiO2 | ≤0.01% |
CaO | 0.01-0.5% |
MgO | ≤0.001 |
Na2O | ≤0.5 |
SiO2 | ≤0.1 |
Fe2O3 | ≤0.05 |
K2O | ≤0.01 |
1.The industrial sector. White corundum is widely used in glass, ceramics, cement, abrasive tools and other industries because of its hard, heat and corrosion resistance. White corundum plays an important role in grinding, grinding, cutting and quenching processes.
2.The field of metallurgy. White corundum is commonly used as high temperature charge, high temperature insulation material,electrode material, etc., which can withstand high temperature and has excellent chemical corrosion resistance.
3.The chemical industry. White corundum is used to manufacture various chemical equipment, such as heating tubes, reaction reactors,strengthening tubes, etc., which can work under high temperature, high pressure and strong corrosive media.
4.The field of electronics. Because of its excellent insulation properties, white corundum is widely used in semiconductor,
dielectric, wire insulation and other fields.
5.The jewelry field. Because of its excellent optical properties and hardness, white corundum is used by jewelry designers to make necklaces, bracelets, earrings and other jewelry.
7.Precision casting field. White corundum is used to make sand for precision casting.
8.Refractories field. White corundum is used to make refractory materials, such as ladle castable, iron hook castable, spray fillerand so on.
9.Other areas. White corundum can also be used to manufacture advanced ceramics, special ceramics, tools, mold abrasives,bulletproof materials, human joints, sealing die rings and so on.
