| 摘要 |
PROBLEM TO BE SOLVED: To provide a grinding wheel that has small grinding resistance and causes no chatter vibration.SOLUTION: There is provided a grinding wheel mounted on a wheel mount of grinding means, the grinding wheel including a wheel base having a mount part mounted on the wheel mount and formed annularly and a free end part formed annularly on the opposite side from the mount part, and a plurality of grindstones 28 arranged at the free end part of the wheel base. The plurality of grindstones 28 each include a grinding grindstone 28a formed by mixing diamond abrasive grains with a bond material and sintering them, and an auxiliary grindstone 28b reinforcing the grindstone from inside or outside and having only a bond material sintered, and the plurality of grindstones 28 are arranged in a ring shape at the free end part of the wheel base. |
