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TECHNICAL CHARACTERISTICS



The technical characteristics of GRP Profiles may vary according to their geometry and thickness.

Tecnipul recommends evaluating the suitability of the profile for each application.

Physical properties Value Unit
Density   1,8 – 2,0 gr / cm3
Glass content 45 - 80 %
Water absorption < 1 % Weight

Machine properties Value Unit
Barcol hardness > 40 -----
Izod impact testing > 200 kJ / m2
  Longitudinal Transversal  
Tensile strength 200 - 550 10 - 70 MPa
Fatigue strength 170 - 240 10 - 70 MPa
Compression stress 170 - 450 10 - 70 MPa
Tensile modulus 20.000 – 42.000 6.000 – 12.000 MPa
Bulk modulus 25.000 – 39.000 8.000 – 16.000 MPa
Section modulus 23.000 – 43.000 7.000 – 18.000 MPa
Elongation after fracture 1,5 - 2 %

Thermoelectric properties Value Unit
Dielectric strength 4 – 9 kV / mm
Relative permittivity at 50 Hz 4 – 6 -----
Electrical insulator 1010 /1013 Ω
Thermal conductivity 0.2 – 0.6 W / (K·m)
Heat capacity 1,0 – 1,2 kJ / (kg · K)
Coefficient of thermal expansion 12 – 17 1/ ºC · 10-6
Temperature coefficient of resistivity -100 / +155 ºC
Critical Magnetic Field > 200 ºC


Fire resistance: see our Fireproof Products.



TECNIPUL Composites
Tecnipul S.L. - Ctra. de Pedrafita s/n, 08281 - Els Prats de Rei (Barcelona)
Tel. +34 93 869 91 33 - Fax +34 93 869 91 16 - tecnipul@tecnipul.com
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