High-performance plastic parts such as high wear-resistant shaft sleeves, insulating rings, seal rings, etc., processed by PEEK material profiles can replace copper alloys, stainless steel, PTFE, ordinary engineering plastics, graphite and other traditional materials processed parts to meet the needs of petroleum Mining and petrochemical production equipment have strict technical requirements on parts such as wear resistance, high temperature resistance, high speed, oil-free lubrication, acid and alkali corrosion, dimensional stability, and high reliability, which can reduce equipment maintenance rate and operating costs and help oil well equipment Its continuous and orderly production under the highest production capacity has been recognized by petrochemical manufacturers.