This paper gives the repairing technology of processing to retread piston head including the repairing course and items to pay attention by analizing the causes leading to the main engine damaged.

• 文章通过对一起船舶主机机损事故的原因分析,阐明了活塞头翻新后机加工的修理工艺和注意事项,并详尽介绍了机损事故的修复过程,可供同行参考。