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Technical Properties

  Properties Test Unit Value
Physical      
  Density DIN 53479 g/cc 0.45 – 0.80
  Hardness DIN 53505 Shore D ≥ 42
  Water absorption DIN 53495 % ≤ 1.0
Mechanical      
  Tensile Strength* DIN 53455 MPa ≥ 15
  Elongation at Break** DIN 53455 % ≥ 15
  Modulus of Elasticity DIN 53457 MPa 900 – 1500
  Izod Impact Strength ASTM D 256 KJ/ m² ≥ 9.0
  Charpy Impact Strength DIN 53253 KJ/ m² ≥ 15
  Flexural Strength DIN 53452 MPa > 32
  Compressive strength at 10% deformation DIN 53421 MPa > 6.5
Electrical      
  Surface Resistivity ASTM D 257 Ω > 1 x 1014
  Volume Resistivity ASTM D 257 Ω -cm > 1 x 1015
  Dielectric constant at 1 MHZ ASTM D 150   1.56
  Dielectric Strength DIN 53481 KV/cm ≥ 90
Thermal      
  Vicat Softening Temperature DIN 53460 °C ≥ 73
  Heat Deflection Temperature @ 1.8 MPa DIN 53461 °C 58
  Coefficient of Linear Expansion DIN 53752 Mm/m °C 0.08
  Thermal Conductivity DIN 52616 W/m K 0.05 – 0.07
Flammability      
  UK BS 476 Part 7   Class 1 Y
  France NFP 92 – 501   Class M 1
  USA UL 94   V 0

* 15 MPa for free sheet with typical density 0.7 g/cc |* 13 MPa for free foam sheet with density 0.55 g/cc
(The colour shades are only representative) Colours are available in 3.5 & 6 mm thickness.
Black and Grey colours are also available from 10 to 25 mm.