We provide our high - purity graphite protective sleeve and lubricating graphite sleeve with the benefit of factory direct sales. It means you can appreciate cost — underlining costs and coordinate correspondence with the source, without center — man increases. These graphite sleeves can be customized exactly as you require. Made precisely to fit — whether it be for industrial machinery, high - temperature applications or precision equipment. Sure enough, the flagship high - purity graphite material essentially ensures the performance. Protective sleeve, in case provides makes protective gear against wear, corrosion and high temperature. And the lubricating graphite sleeve provides smooth operation with little friction and low energy consumption.