Technical Data

The properties of Pultron pultrusions compared to PVC, Aluminium and Steel.

PUL1 = Linear Glass, PUL2 = Bi-Directional Glass.

  • Graph - Tensile Strength of material vs MPa
  • Graph - Tensile Modules of materials vs GPa
  • Graph - Specific Strength of materials vs MPa
  • Graph - Specific Modulus of materials vs GPa
  • Graph - Thermal Conductivity of materials vs WmK
  • Graph - Thermal Expansion of materials vs K
  • Graph - Density of materials vs kg m
  • Graph - Energy Consumption for production of raw material vs MJm
  • Graph - Tensile Strength vs Strain %
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Physical Properties
Density 1790 - 1900kg/m 3 ASTM D792
Glass Content (Weight) 50% - 85%
Mechanical Properties
Flexural Strength Longitudinal 300 - 1400 N/mm 2 (MPa) ISO 178
Transverse 40 - 180 N/mm 2 (MPa) ISO 178
Tensile Strength Longitudinal 300 - 1400 N/mm 2 (MPa) ISO 3268
Transverse 30 - 120 N/mm 2 (MPa) ISO 3268
Compressive Strength Longitudinal 300 N/mm 2 (MPa) ASTM D 695
Transverse 80 - 150 N/mm 2 (MPa) ASTM D 695
Flexural Modulus Longitudinal 14 - 50 kN/mm 2 (GPa) ASTM D 790
Transverse 10 - 12 kN/mm 2 (GPa) ASTM D 790
Elongation at Rupture 2.5% ISO 3268
Short Beam Sheer Strength 50 N/mm 2 (MPa) ASTM D 4475
Impact Strength 125 kJ/m 2 ISO 179
Hardness 50 Barcol ASTM D 2583
Electrical Properties
Electrical Strength 5 - 40 kV/mm DIN 53 481
Surface Resistivity 10 12 Omega DIN 53 482
Volume Resistivity 10 10 Omegam DIN 53 482
Dielectric Constant <5 DIN 53 483
Loss Factor 0.01  
Thermal Properties
Coefficient Of Thermal Expansion 5.4-9 X 10 -6 K -1 ASTM D 696
Thermal Conductivity 0.25W/mK  -1 ASTM C 117
Service Temperature Range
Lower -100'C
Upper 160'C
Specific Heat 1.25kJ/kgK -1

These values are approximate and for general guidance only. Properties of pultrusions can be modified to suit the application. Properties will change with temperature. Pultron pultrusions can be tested to a broad range of International Standards .