白剛玉
白剛玉又稱電熔氧化鋁，呈白色。用於磨料磨具，噴砂，拋光，及耐火材料。由於硬度大，適用於加工鋼材，不銹鋼，高速鋼，碳鋼等。
|
Symbol |
Range of the grain |
Chemical composition (%) |
True density |
Shape of grain |
|
|
Al2O3 |
Na2O |
||||
|
WA |
F12-80 |
≥99.70 |
≦0.2 |
≥3.90 |
Equaled Volume |
|
F90-150 |
≥99.70 |
≦0.2 |
|||
|
F180-220 |
≥99.50 |
≦0.2 |
|||
|
F230-400 |
≥99.50 |
≦0.25 |
|||
|
F500-1200 |
≥99.0 |
≦0.25 |
|||
付款方式︰ LC,TT
