TECAPEI™ natural (Sabic Ultem ® 1000 series)

unfilled PEI

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TECAPEI natural (PEI) is an unreinforced polyetherimide, suitable for contact with foods, that exhibits high mechanical strength and rigidity. The characteristic profile includes very good hydrolysis resistance, and dimensional stability, combined with a relatively high long term service temperature.

Compliances

Facts

Chemical designation
PEI (Polyetherimide)
Color
amber transparent
Alternative colors available
black
Density
1.27 g/cm3

Main Features

  • high dielectric strength
  • inherent flame retardant
  • low smoke emissions
  • easily machinable to tight tolerance
  • high thermal and mechanical capacity
  • flame retardant according to UL94 V-0

Target industries

aircraft and aerospace technology
automotive industry
electronics
medical technology
semiconductor technology
food engineering
food processing

Downloads

Datasheet (PDF)
Safety Data Sheet (PDF)

Technical details

  • product-technical-detail-collapse-item-0-lvl-1
    Mechanical properties Value Unit Condition Test Method
    Tensile strength at break 17,500 psi @ 73 °F ASTM D 638
    Modulus of elasticity
    (tensile test)    		 430,000 psi @ 73 °F ASTM D 638
    Elongation at break (tensile test) 40 % @ 73 °F ASTM D 638
    Elongation at yield (tensile test) 7 % @ 73 °F ASTM D 638
    Flexural strength 23,000 psi @ 73 °F ASTM D 790
    Notched impact strength (Izod) 0.60 ftlbsin @ 73 °F ASTM D 256
    Modulus of elasticity
    (flexural test)    		 480,000 psi @ 73 °F ASTM D 790
    Rockwell hardness 110 - M Scale ASTM D 785
    Compression strength 21,000 psi @ 10% strain ASTM D 695
    Compression modulus 480,000 psi ASTM D 695
    Compression strength 3,500 psi @1 % strain ASTM D 695
    Rockwell hardness 126 - R Scale ASTM D 785
  • product-technical-detail-collapse-item-1-lvl-1
    Thermal properties Value Unit Condition Test Method
    Deflection temperature 410 F @ 66 psi ASTM D 648
    Deflection temperature 394 F @264 psi ASTM D 648
    Thermal expansion (CLTE) 3.1*10-5 ininF ASTM E 831
    Vicat softening point 426 F ASTM D 1525
    Thermal conductivity 1.5 BTU-in/hr-ft^2 - deg ASTM D 2214
    Service temperature 392 F short term -
    Service temperature 338 F Long Term -
  • product-technical-detail-collapse-item-2-lvl-1
    Electrical properties Value Unit Condition Test Method
    Dielectric strength 709 V/mil In Oil ASTM D 149
    Dielectric strength 830 V/mil In Air ASTM D 149
    Dissipation factor 0.0013 - 1 kHz, 50% RH, 73 °F ASTM D 150
    Dielectric constant 3.15 - 1 kHz, 50% RH ASTM D 150
    volume resistance 1.0 x 1017 Ω*cm 1/16 ASTM D 257
  • product-technical-detail-collapse-item-3-lvl-1
    Other properties Value Unit Condition Test Method
    Flammability (UL94) V0 - -
    Moisture absorption .25 % @ 24 hrs, 73 °F ASTM D 570
    Moisture absorption 1.25 % @ saturation, 73 °F ASTM D 570
    Flammability pass - 3 mm FAR 25.853

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