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Plastics & Elastomers
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KetaSpire® KT-857

Technical Datasheet | Supplied by Solvay
KetaSpire® KT-857 by Solvay is a high purity polyetheretherketone (PEEK) extrusion compound. It is designed especially for copper magnet wire insulation in electric motors.
  • It provides monolayer solution which eliminates adhesion and sustainability constraints of conventional PEEK or enamel insulation processes.
  • It offers excellent chemical resistance to organics, acids and bases, very good wear, fatigue and abrasion resistance.
  • It provides excellent dimensional stability and excellent resistance to hydrolysis in boiling water and superheated steam.
  • KetaSpire® KT-857 also offers ease of processing and outstanding dielectric with low loss at high temperatures and frequencies.
Product Type
PK (Polyketone) > PEEK
Product Launch Date
May 23, 2023
Product Status
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