Complaint
The white corundum produced by our company has the advantages of high purity, strong self-sharpening, strong grinding force, high efficiency, high temperature resistance and corrosion stability. Abrasive tools made of it have the advantages of sharp grinding, low heat generation rate, high grinding efficiency, and little adhesion during use.
Specification:
F280 F320 F400 F600 F800 F1000 F1200 F1500
Advantages:
The white corundum produced by our company has the advantages of high purity, strong self-sharpening, strong grinding force, high efficiency, high temperature resistance and corrosion stability. Abrasive tools made of it have the advantages of sharp grinding, low heat generation rate, high grinding efficiency, and little adhesion during use
Application:
It is suitable for super-precision grinding and polishing in the crystal and electronics industries, as well as advanced refractory materials.
Technical Data:
The Chemical Data
| Purpose | Specification | Chemical composition(%) | Magnetic material content(%) | ||||
| Al2O3 | Fe2O3 | Na2O | SIO2 | ||||
| Sandblasting Abrasives | F | 12#-80# | ≥99.3 | <=0.1 | <=0.4 | -- | <=0.03 |
| 90#-150# | ≥99.3 | <=0.03 | |||||
| 180#-240# | ≥99.2 | <=0.1 | <=0.4 | -- | <=0.03 | ||
| W | 1#-63# | ≥98.6 | <=0.1 | <=0.4 | <=0.03 | <=0.02 | |
The Physical Data
| Item | Color | Color System | Mohs Hardness | Melting Temperature(ºC) | >Refractory Temperature(ºC) | True Density( g/cm3) | Magnetic Material(%) |
| Specification | White | Alpha-alumina trigonal system | ≥10 | 2250ºC | 1900ºC | ≥3.50 | 0.01% |
