PEEK PVX

HPMs – High-performance materials

PEEK PVX

PEEK PVX is a PEEK of suitable quality for bearings. The material contains added carbon, PTFE, and graphite, which render it excellent in sliding applications. Therefore, the material is suitable for use as a raw material for bearings in applications subjected to high loads.

Physical properties
  Value Unit Test method
Specific gravity 1.44 g/cm3 DIN EN ISO 1183
Average molecular mass N/A
Water absorption, 24/96 h (23 °C) 0.02/0.03 % DIN EN ISO 62
Weather-resistance poor
Combustibility V0 UL 94 DIN EN ISO 527-2
Food safety no
Mechanical properties
  Value Unit Test method
Modulus of elasticity 5,500 MPa DIN EN ISO 527-2
Tensile strength 84 MPa DIN EN ISO 527-2
Elongation at break 3 % DIN EN ISO 527-2
Tensile strength at break 3 % DIN EN ISO 527-2
Flexural modulus 6,000 MPa DIN EN ISO 178
Flexural strength 142 MPa DIN EN ISO 178
Compressive modulus 4,000 MPa EN ISO 604
Compressive strength, 1%/2% 23/44 MPa EN ISO 604
Impact strength (Charpy) 28 kJ/m2 DIN EN ISO 179-1eU
Notch impact strength (Charpy) N/A
Notch impact strength (Izod) kJ/m2 DIN EN ISO 180/2A
Toughness (ball pressure) 250 MPa ISO 2039-1
Toughness (Shore D) N/A
Wear-resistance N/A
Coefficient of friction (against steel) N/A
Thermal properties
  Value Unit Test method
Glass-transition temperature 146 °C DIN 53765
Melting point 341 °C DIN 53765
Operating temperature (instantaneous) +300 °C
Operating temperature (continuous) 260 °C
Operating temperature (minimum) N/A
Thermal expansion coefficient, 23–60 °C 3 10-5 K-1 DIN EN ISO 11359-1;2
Thermal expansion coefficient, 23–100 °C 3 10-5 K-1 DIN EN ISO 11359-1;2
Specific heat capacity 1.1 J/(g×K) ISO 22007-4:2008
Thermal conductivity 0.82 W/(m×K) ISO 22007-4:2008
Electrical properties
  Value Unit Test method
Surface resistivity 104–1011 DIN IEC 60093
Resistivity 107–1012 Ω×cm DIN IEC 60093
Dielectric strength N/A
CTI value N/A
Optical properties
  Value Unit Test method
Light transmittance N/A
Refractive index N/A
Optical errors N/A
Abrasion-resistance, 100 rotations with 500 g N/A

Additional downloads

Delivery selection sheets, bars, hollow bars
Specific gravity 1.44 g/cm3
Service temperature N/A … 260 °C
Price category €€€+ (>€50/kg)

Special properties

  • excellent sliding- and wear-related properties
  • good creep-resistance
  • dimensional accuracy
  • fire rating of UL 94 V-0
  • extremely high resistance to chemicals
  • not electrically insulating
  • good resistance to chemicals

Applications

bearings and slide surfaces for demanding applications

Standard colours

black

Premade pieces

enquire

Commonly known brands

GEHR PEEK-mod®, Ketron® HPV, SUSTAPEEK® MOD, TECAPEEK® PVX, ZELLAMID® 1500 T