TECANYL 731 grey is a PPE plastic, which is colored gray. This amorphous plastic is particularly characterised by its high dimensional stability and impact strength. Due to the good electrical insulation, TECANYL 731 grey is often used as a housing part in the electrical industry.

Facts

Chemical designation
PPE (Polyphenylene ether)
Colour
grey
Density
1.1 g/cm3

Main Features

  • high strength
  • electrically insulating
  • high toughness
  • good weldable and bondable
  • sensitive to stress cracking

Target industries

Technical details


  • product-technical-detail-collapse-item-0-lvl-1
    Mechanical properties Value Unit Parameter Norm
    Modulus of elasticity
    (tensile test)
    2400 MPa 1mm/min DIN EN ISO 527-2
    Tensile strength 57 MPa 50mm/min DIN EN ISO 527-2
    Tensile strength at yield 57 MPa 50mm/min DIN EN ISO 527-2
    Elongation at yield (tensile test) 15 % 50mm/min DIN EN ISO 527-2
    Elongation at break (tensile test) 22 % 50mm/min DIN EN ISO 527-2
    Flexural strength 85 MPa 2mm/min, 10 N DIN EN ISO 178
    Modulus of elasticity
    (flexural test)
    2500 MPa 2mm/min, 10 N DIN EN ISO 178
    Compression modulus 2100 MPa 5mm/min, 10 N EN ISO 604
    Compression strength 18/33/74 MPa 1% / 2% / 5% EN ISO 604
    Impact strength (Charpy) 69 kJ/m2 max. 7,5J DIN EN ISO 179-1eU
  • product-technical-detail-collapse-item-1-lvl-1
    Thermal properties Value Unit Parameter Norm
    Glass transition temperature 145 C DIN EN ISO 11357
    Melting temperature n.a. C DIN EN ISO 11357
    Thermal conductivity 0.21 W/(k*m) ISO 22007-4:2008
    Specific heat 1.3 J/(g*K) ISO 22007-4:2008
    Service temperature 110 C short term NN
    Service temperature 85 C long term NN
    Thermal expansion (CLTE) 8 10-5*1/K 23-60°C, long. DIN EN ISO 11359-1;2
    Thermal expansion (CLTE) 8 10-5*1/K 23-100°C, long. DIN EN ISO 11359-1;2
  • product-technical-detail-collapse-item-2-lvl-1
    Electrical properties Value Unit Parameter Norm
    surface resistivity 1014 -
    volume resistivity 1014 Ω*cm -
  • product-technical-detail-collapse-item-3-lvl-1
    Other properties Value Unit Parameter Norm
    Resistance to hot water/ bases (+) - -
    Flammability (UL94) HB - corresponding to DIN IEC 60695-11-10;
    Resistance to weathering - - -
    Water absorption 0.02 - 0.04 % 24h / 96h (23°C) DIN EN ISO 62
  • product-technical-detail-collapse-item-4-lvl-1
    Relative costs Value Unit Parameter Norm
    Relative costs EU from € to €€€€€€ €€ % -

Stock program