The academic name of peek is called polyether ether ketone, which belongs to a kind of high temperature resistant, high strength aromatic hydrocarbon high polymer. Because of its complete structure, it has the characteristics of high strength and high toughness.

Mechanical industryBecause PEEK has the characteristics of high temperature resistance, corrosion resistance, fatigue resistance and friction resistance, it is widely used in many parts of equipment at home and abroad, such as bearings, piston rings, reciprocating gas compressor valves, etc.

Polyimide (PI) is a kind of high molecular polymer containing cyclic imide group in molecular chain. It is a kind of special engineering plastics with excellent properties. PI is known as a "problem solving expert", and can be processed into various forms, such as film, engineering plastics, fiber and composite material, such as matrix resin, binder and foam.

Various polymer products are widely used in modern medical treatment. These products are not only used in the human body and in contact with tissues in the human body, but also used in various equipment in the medical field.

Fluorinated ethylene propylene copolymer (perfluoroethylene propylene copolymer), English name is fluorinated ethylene propylene, referred to as FEP, commonly known as F46. FEP is a copolymer of tetrafluoroethylene (TPFE) and hexafluoropropylene. The melting point of FEP crystallization is 304 ℃, an

The full name of FEP is fluorinated ethylene propylene, which is translated as fluorinated ethylene propylene copolymer (perfluoroethylene propylene copolymer). The English trade name is Teflon * FEP. It is a kind of chemical substance.FEP is copolymerized with tetrafluoroethylene and hexafluoroprop