PA 6.6 GF30

PA – Polyamide

PA 6.6 GF30

PA 6.6 GF30 a polyamide 6.6 with a fibreglass content of 30%. It has excellent properties related to tensile modulus, creep resistance and dimensional precision. The material’s temperature in use may rise momentarily to 170 °C. It is also UV‑resistant. We deliver PA 6.6 GF30 as sheets and rods.

Physical properties
  Value Unit Test method
Specific gravity 1.34 g/cm3 DIN EN ISO 1183
Average molecular mass N/A
Water absorption, 24/96 h (23 °C) 0.1/0.2 % DIN EN ISO 62
Weather-resistance good
Combustibility HB UL 94 DIN EN ISO 527-2
Food safety no
Mechanical properties
  Value Unit Test method
Modulus of elasticity 5500 MPa DIN EN ISO 527-2
Tensile strength 91 MPa DIN EN ISO 527-2
Elongation at break 8 % DIN EN ISO 527-2
Tensile strength at break 14 % DIN EN ISO 527-2
Flexural modulus 4700 MPa DIN EN ISO 178
Flexural strength 135 MPa DIN EN ISO 178
Compressive modulus 4100 MPa EN ISO 604
Compressive strength, 1%/2% 25/46 MPa EN ISO 604
Impact strength (Charpy) 97 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) 216 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 48 °C DIN 53765
Melting point 254 °C DIN 53765
Operating temperature (instantaneous) +180 °C
Operating temperature (continuous) 110 °C
Operating temperature (minimum) N/A
Thermal expansion coefficient, 23–60 °C 5 10-5 K-1 DIN EN ISO 11359-1;2
Thermal expansion coefficient, 23–100 °C 5 10-5 K-1 DIN EN ISO 11359-1;2
Specific heat capacity 1.2 J/(g×K) ISO 22007-4:2008
Thermal conductivity 0.39 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 35 kV/mm DIN EN 60243-1
CTI value 550 V DIN EN 60112
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 1.34 g/cm3
Service temperature N/A … 110 °C
Price category €€ (€8–25/kg)

Special properties

  • great mechanical strength
  • good creep-resistance
  • extremely good dimensional accuracy
  • low thermal expansion
  • high resistance to UV radiation
  • good resistance to many oils, greases, and fuels
  • when large objects are machined, requirement for a diamond blade and pre-heating of the material to 120 °C


components used at high temperatures, precision objects, thermal insulation

Standard colours


Premade pieces


Commonly known brands

CENTROMID® 6.6 GF, Ertalon® 66-GF30, GEHR PA 6.6-30GF®, GF 30, SUSTAMID® 66 GF 30, TECAMID® 66