China Aluminum Oxide Corundum as Abrasive Grit for Polishing, Find details about China Fused Alumina, Alumina Oxide from Aluminum Oxide Corundum as Abrasive Grit for Polishing
CHEMICAL COMPOSITION OF BROWN FUSED ALUMINA | |||||
Usage | Grit | Chemical Component % | |||
Al2O3 | TiO2 | SiO2 | Fe2O3 | ||
Refractory | 0~1mm | ≥95.00 | ≤3.00 | ≤1.00 | ≤0.3 |
1~3mm | |||||
3~5mm | |||||
5~8mm | |||||
Coated and boned Abrasive | 4~80 | 95.00~96.50 | 1.50~3.00 | ≤1.00 | ≤0.30 |
90~150 | 94.50~96.50 | 1.50~3.00 | ≤1.00 | ≤0.30 | |
180~220 | 94.00-96.50 | 1.50~3.00 | ≤1.20 | ≤0.30 | |
~220 | ≥93.00 | 1.50~3.50 | ≤1.30 | ≤0.30 |