This paper introduced the application of F4 in machine tool sliding guide maintenance in detail,analysed the features of F4,poined out the developing trend of machine tool sliding guide maintenance.

• 详细介绍了聚四氟乙烯或填充聚四氟乙烯板在机床导轨维修中的应用,并分析其特性,提出机床导轨维修的发展方向。