fig. Balancing of grinding wheel.

• To obtain good surface finish, to prevent vibrations and to avoid undue wear on machine parts, it is necessary that the grinding wheel should have good balance before its use.

• Hence, the wheel should be properly tested for balance before its use. But before testing it should be trued.

• Generally large grinding wheels need to balance when operating at high speed. But small size wheel need not to balance.

• fig shows the typical balancing position of grinding wheel. wheel is mounted on a suitable mandrel.