It was discovered that a residual compressive stress is produced on the work-piece surface through lapping, the residual stress increased with abrasives size, lapping pressure and lapping speed.

• 发现了固着磨料研磨使工件表面产生的残余应力为压应力。当磨料尺寸增大、研磨速度提高时,残余应力增大。