PA 6.6 HOT

PA – Polyamide

PA 6.6 HOT

PA 6.6 HOT is a heat-stabilised PA 6.6 material for applications requiring high precision at higher temperatures. It is suitable for use in bearings.

Physical properties
  Value Unit Test method
Specific gravity 1.15 g/cm3 DIN EN ISO 1183
Average molecular mass N/A
Water absorption, 24/96 h (23 °C) 0.2/0.3 % DIN EN ISO 62
Weather-resistance good
Combustibility UL 94 DIN EN ISO 527-2
Food safety no
Mechanical properties
  Value Unit Test method
Modulus of elasticity 3,400 MPa DIN EN ISO 527-2
Tensile strength 89 MPa DIN EN ISO 527-2
Elongation at break 7 % DIN EN ISO 527-2
Tensile strength at break 25 % DIN EN ISO 527-2
Flexural modulus 3,300 MPa DIN EN ISO 178
Flexural strength 112 MPa DIN EN ISO 178
Compressive modulus 2,900 MPa EN ISO 604
Compressive strength, 1%/2% 14/29 MPa EN ISO 604
Impact strength (Charpy) does not break kJ/m2 DIN EN ISO 179-1eU
Notch impact strength (Charpy) 5 kJ/m2 DIN EN ISO 179-1eA
Notch impact strength (Izod) kJ/m2 DIN EN ISO 180/2A
Toughness (ball pressure) 191 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 57 °C DIN 53765
Melting point 263 °C DIN 53765
Operating temperature (instantaneous) +180 °C
Operating temperature (continuous) 115 °C
Operating temperature (minimum) N/A
Thermal expansion coefficient, 23–60 °C 12 10-5 K-1 DIN EN ISO 11359-1;2
Thermal expansion coefficient, 23–100 °C 12 10-5 K-1 DIN EN ISO 11359-1;2
Specific heat capacity 1.5 J/(g×K) ISO 22007-4:2008
Thermal conductivity 0.36 W/(m×K) ISO 22007-4:2008
Electrical properties
  Value Unit Test method
Surface resistivity 1014 DIN IEC 60093
Resistivity 1014 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
Specific gravity 1.15 g/cm3
Service temperature N/A … 115 °C
Price category €€ (€8–25/kg)

Special properties

  • mechanical strength and rigidity
  • heat-stabilisation
  • extremely good dimensional accuracy
  • low water absorption
  • suitability for high service temperatures
  • low thermal expansion
  • good sliding characteristics
  • suitability for use in bearings exposed to high temperatures
  • good resistance to many oils, greases, and fuels

Applications

components used at high temperatures, precision objects, thermal insulation, conveyor systems, electrical industry

Standard colours

brown

Premade pieces

enquire

Commonly known brands

Ertalon® 6 XAU+(valettu PA6), SUSTAMID® 66 HS, TECAMID® 66 HI, ZELLAMID® 250 HI