| 摘要 |
A vitreous bonded abrasive tool comprises 12 % to 50 % bond, 5 % to 50 % metal coated superabrasive, at least 10 % porosity and 2 % to 20 % solid lubricant. The abrasive tool containing titanium or nickel coated diamond is particularly effective in grinding ceramic material, such as sapphire. |
