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Westlake Plastics PEEK

Category Polymer , Thermoplastic , Polyketone , Polyetheretherketone (PEEK) , Polyetheretherketone, PEEK, Unreinforced
Manufacturer Westlake Plastics
Trade Name PEEK
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Westlake Plastics PEEK.pdf
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Material Notes:
PEEK is a high performance semi-crystalline thermoplastic. PEEK characteristics include high temperature performance, excellent wear properties, superior chemical resistance and outstanding toughness and strength. Information provided by Westlake Plastics.
Physical Properties Metric English Comments
Density 1.27 g/cc
0.0459 lb/in³
ASTM D792
Water Absorption 0.50 %
0.50 %
ASTM D570; 24 hrs.
Mechanical Properties Metric English Comments
Tensile Strength, Yield 97.2 MPa
14100 psi
ASTM D638
Elongation at Break 50 %
50 %
ASTM D638
Tensile Modulus 3.59 GPa
520 ksi
ASTM D638
Flexural Yield Strength 24.1 MPa
3500 psi
ASTM D790
Flexural Modulus 4.10 GPa
594 ksi
ASTM D790
Izod Impact, Notched 0.630 J/cm
1.18 ft-lb/in
ASTM D256
Thermal Properties Metric English Comments
CTE, linear 46.8 µm/m-°C

@Temperature 20.0 °C
26.0 µin/in-°F

@Temperature 68.0 °F
ASTM D696
Melting Point 340 °C
644 °F
ASTM D4591
Maximum Service Temperature, Air 240 °C
464 °F
Continuous Use
Deflection Temperature at 1.8 MPa (264 psi) 160 °C
320 °F
ASTM D648
Flammability, UL94 V-0
V-0
Oxygen Index 35 %
35 %
ASTM D2863
Electrical Properties Metric English Comments
Dielectric Constant 3.2

@Frequency 1000 Hz
3.2

@Frequency 1000 Hz
ASTM D150
Dielectric Strength 19.0 kV/mm
483 kV/in
ASTM D149
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