PC (technical quality) – Polycarbonate (technical grade)


Polycarbonate (PC) is a transparent and clear amorphous polymer. It is a rigid material with great mechanical and impact strength. The material is also UV‑ and weather‑resistant.

Physical properties
  Value Unit Test method
Specific gravity 1.19 g/cm3 DIN EN ISO 1183
Average molecular mass N/A
Water absorption, 24/96 h (23 °C) 0.03/0.06 % DIN EN ISO 62
Weather-resistance poor
Combustibility HB UL 94 DIN EN ISO 527-2
Food safety yes
Mechanical properties
  Value Unit Test method
Modulus of elasticity 2,200 MPa DIN EN ISO 527-2
Tensile strength 69 MPa DIN EN ISO 527-2
Elongation at break 6 % DIN EN ISO 527-2
Tensile strength at break 90 % DIN EN ISO 527-2
Flexural modulus 2,300 MPa DIN EN ISO 178
Flexural strength 97 MPa DIN EN ISO 178
Compressive modulus 2,000 MPa EN ISO 604
Compressive strength, 1%/2% 16/29 MPa EN ISO 604
Impact strength (Charpy) does not break kJ/m2 DIN EN ISO 179-1eU
Notch impact strength (Charpy) 14 kJ/m2 DIN EN ISO 179-1eA
Notch impact strength (Izod) kJ/m2 DIN EN ISO 180/2A
Toughness (ball pressure) 128 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 149 °C DIN 53765
Melting point N/A
Operating temperature (instantaneous) +140 °C
Operating temperature (continuous) 120 °C
Operating temperature (minimum) N/A
Thermal expansion coefficient, 23–60 °C 8 10-5 K-1 DIN EN ISO 11359-1;2
Thermal expansion coefficient, 23–100 °C 8 10-5 K-1 DIN EN ISO 11359-1;2
Specific heat capacity 1.3 J/(g×K) ISO 22007-4:2008
Thermal conductivity 0.25 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 1.19 g/cm3
Service temperature N/A … 120 °C
Price category €€ (€8–25/kg)

Special properties

  • mechanical strength
  • good impact strength
  • resistance to weather (UV radiation and sub-zero temperatures)
  • suitability for high service temperatures
  • transparency (not optical)
  • good electrical insulation properties


insulation components, precision objects

Standard colours


Premade pieces


Commonly known brands

GEHR PC®, Quadrant® PC 1000, SUSTANAT®, TECANAT®