high pressure well drilling Top drive Washpipe

High performance mechanical seal flush pipe
Jiejie high performance mechanical seal flushing pipe adopts unique patent design (invention patent No. : 201510346602.7; Us invention patent No. : 9,976,359), using a new composite ceramic as a sealing ring material, long working life, simple installation and maintenance, high reliability. Especially in the high temperature, high pressure, high speed working conditions, its life is much longer than the traditional coil type flushing pipe, suitable for various types of top drive, by the majority of customers love.