Characteristics
1. high purity
2. crystallization is good.
3. Strong liquidity
4. Low coefficient of linear expansion
5. corrosion resistance
6. high temperature resistance
7. high strength
Main Physical Properties
COLOR | BROWN |
MOHS HARDNESS | ≥8.9 |
MELTING POINT | 2250℃ |
THE MAXIMUM TEMPERATURE | 1900℃ |
SPECIFIC GRAVITY | 3.95 |
BULK DENSITY | 1.53-1.99g/cm³ |
REAL DENSITY | ≥3.90g/cm³ |
Chemical Composition
Sectional sands | Fines | Grains | Micro powder | |
Al2O3 | ≥95% | ≤92% | ≤95% | ≤92% |
SiO2 | ≥1.5% | ≤2% | ≤1.5% | ≤2% |
Fe2O3 | ≥0.5% | ≤0.55% | ≤0.5% | ≤2% |
TiO2 | ≥3% | ≤3.3% | ≤3% | ≤4% |
Application
1. Sand blasting for aluminum profile/Copper material/Glass/Washed jeans/precise mould
2. Grinding for kinescope/glass/monocrystalline silicon/ lens/jade ware
3. Abrasion-proof material for expressway/airstrip/dock/parking lot/stadium
4. Bonded abrasives and Coated abrasives
5. Surface preparation and finishing
6. Thermal Spraying(Plasma Spraying)
7. Super Refractory, Ceramics and Tiles
8. Lapping &Micro-blasting applications.