It’s grinding efficiency is much higher than that of brown A/O and the finishing effect is much better than many of other abrasive materials.
With high toughness, black aluminum oxide is extremely suitable for polishing stainless steel and non-ferrous metals, It’s grinding efficiency is much higher than that of brown A/O and the finishing effect is much better than many of other abrasive materials.
|
Chemical Composition |
||
|
Grit |
Content (%, by weight) |
|
|
AL2O3 |
Fe2O3 |
|
|
F220 & Coarser |
62～85 |
≥5 |
|
F240 & Finer |
60～82 |
|
