| 摘要 |
PROBLEM TO BE SOLVED: To provide a metal bonded grinding wheel which can achieve compatibility between a grinding ratio and grinding efficiency.SOLUTION: A metal bonded grinding wheel includes abrasive grains, cobalt, fluorine phlogopite, and a binder. A value obtained by dividing the average particle diameter of the fluorine phlogopite by that of the abrasive grains is 0.22 to 0.32. |
