Product: White corundum
Raw material: Alumina powder
Color: White
Usage: High speed steel cutting
Packing: 25kg/bag
Product: White corundum
Raw material: Alumina powder
Color: White
Usage: High speed steel cutting
Packing: 25kg/bag
White corundum, also called white fused alumina. It is made by high quality alumina oxide powder, under the rocedure of melting above 2 000° in the electric furnace and then cooling. It is hard and have remarkable cutting performance, WFA is a good choice for high speed steel cutting.
Usage | Specifications | The main chemical components% | |||||
Al2O3 | Fe2O3 | SiO2 | Na2O | CaO | |||
Abrasives | F | F4-F80 | ≥99 | ≤0.25 | ≤1.5 | ≤0.25 | ≤0.01 |
F90-F150 | |||||||
F180-F240 | |||||||
P | 8#-80# | ≥99 | ≤0.25 | ≤1.2 | ≤0.4 | ≤0.01 | |
100#-150# | |||||||
180-220# | |||||||
Refractory | sand | 0-1mm | ≥99.5 | <0.3 | <1.5 | <3.0 | <3.5 |
1-3mm | |||||||
3-5mm | |||||||
5-8mm | |||||||
powder | 200-0 | ≥99 | <0.05 | <0.05 | <3.5 | <0.3 |