Loading Port:Tianjin
Payment Terms:TT or LC
Min Order Qty:25 m.t.
Supply Capability:1000 m.t./month
1.Introduction
White corundum/WFA is made from the high quality aluminum oxide powder by melting above 2,000°c in the electric arc furance and cooling.
White Corundum/WFA for Lapping and Polishing
1 Professional manufacturer
2 High purity
3 Good hardness and toughness.
3.Manufacture Process
Aluminum oxide powder---melting---cooling---smash---select---precision select
4.Physical Index
| True Density | ≥3.96g/cm3 |
| Micro Hardness | HV2000-2200 |
| Mosh Hardness | 9 |
| Refractoriness | ≥1850°c |
| Melting Point | 2250°c |
5.Chemical Index
| Application | Specification | Chemical Composion(%) | |
| Al2O3 | Na2O | ||
| Abrasives | F12#-80# | 99.4min | 0.4max |
| 90#-150# | 99.3min | 0.4max | |
| 180#-240# | 98.2min | 0.4max | |
| 1#-63# | 99.3min | 0.4max | |
| Refractory | 180#-0 200#-0 320#-0
| 99.3min | 0.4max |
| Powder | 0-1mm 1-3mm 3-5mm 5-8mm 8-12mm | 99min | 0.4max |
6.Size Available
1 Abrasives F8-F1500, P12-P220, JIS240-JIS3000
2 Refractoy 0-1mm, 1-3mm, 3-5mm, 200mesh, 325mesh
3 Other specifal specification could be supplied as required
7.Main Applications
1 Coated and bonded abrasive tools
2 Lapping and polishing processe
3 Precision casting
4 Refractory material
8.Pictures
