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PEEK

Our Top-Grade Portfolio of PEEK Materials

picture of PEEK

PEEK (Poly Ether Ether Ketone) Materials

ROC Carbon offers a portfolio of PEEK thermoplastic grades that provide good chemical resistance and excellent physical properties for applications including bearings and other parts. PEEK materials are available as finished parts per your specifications or as raw material blanks for machining.

General Properties

  • Good chemical resistance to alkalis, aromatic hydrocarbons, halogenated hydrocarbons, alcohols, greases, and oils
  • Self-lubricating
  • Thermal stability
  • Contamination resistance
  • Mechanical strength

Raw Material Availability

Solid cylinders up to 20-inch diameter

Technical Support

Technical support is available to help select the proper grade for your application, and engineering services can be provided for designing the finished product.

Grades

GradeR-700R-710R-720R-721R-730R-740
FillerNone15% PTFE15% glass30% glass30% carbon30% carbon/PTFE
Density, g/cc1.321.401.391.491.401.44
Hardness, HRR126124*124124124124
Tensile strength, psi14,50011,00017,80024,50032,70019,000
Shear strength, psi7,700N/AN/A14,00014,000N/A
Flexural strength, psi24,70019,00026,00033,50051,00030,450
Temperature limit, °F500500500500500500
Coefficient of friction**0.340.11N/AN/A0.280.11

Values given are typical properties, not guaranteed minimum values.
* Estimated value (actual Shore 88)
**Friction coefficients are measured under specific test conditions. Actual values will vary with different operating parameters.

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