PA 12

PA – Polyamide

PA 12

Extruded PA 12 is an impact‑resistant material with great tensile strength and dimensional accuracy. It has lower water absorption than other polyamides. We deliver PA 12 as plastic sheets and rods.

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Physical properties
  Value Unit Test method
Specific gravity 1.02 g/cm3 DIN EN ISO 1183
Average molecular mass N/A
Water absorption, 24/96 h (23 °C) 0.04/0.07 % 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 1800 MPa DIN EN ISO 527-2
Tensile strength 53 MPa DIN EN ISO 527-2
Elongation at break 9 % DIN EN ISO 527-2
Tensile strength at break 200 % DIN EN ISO 527-2
Flexural modulus 1700 MPa DIN EN ISO 178
Flexural strength 68 MPa DIN EN ISO 178
Compressive modulus 1600 MPa EN ISO 604
Compressive strength, 1%/2% 13/24 MPa EN ISO 604
Impact strength (Charpy) does not break kJ/m2 DIN EN ISO 179-1eU
Notch impact strength (Charpy) 7 kJ/m2 DIN EN ISO 179-1eA
Notch impact strength (Izod) – kJ/m2 DIN EN ISO 180/2A
Toughness (ball pressure) 105 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 37 °C DIN 53765
Melting point 180 °C DIN 53765
Operating temperature (instantaneous) +150 °C
Operating temperature (continuous) 110 °C
Operating temperature (minimum) N/A
Thermal expansion coefficient, 23–60 °C 15 10-5 K-1 DIN EN ISO 11359-1;2
Thermal expansion coefficient, 23–100 °C 16 10-5 K-1 DIN EN ISO 11359-1;2
Specific heat capacity 1.8 J/(g×K) ISO 22007-4:2008
Thermal conductivity 0.3 W/(m×K) ISO 22007-4:2008
Electrical properties
  Value Unit Test method
Surface resistivity 1014 Ω 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 plastic sheets, plastic rods
Specific gravity 1.02 g/cm3
Service temperature N/A … 110 °C
Price category €€€+ (>€50/kg)

Special properties

  • excellent absorption of mechanical vibration
  • good elongation-related and impact-resistance properties
  • good dimensional accuracy
  • extremely low water absorption
  • good resistance to many oils, greases, and fuels
  • low density (1.02 g/cm^3)

Applications

machine parts for applications requiring good wear-resistance, excellent dimensional accuracy, lightness and low water absorption

Standard colours

natural

Premade pieces

enquire

Commonly known brands

CENTROMID® 12, GEHR PA 12 TR® (kirkas), SUSTAMID® 12, TECAMID® 12, ZELLAMID® 1200