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Ensinger PEI

Performance Polymers IPS II PPL-C4270 PEKK (Polyetherketoneketone) Linear 40% Carbon Fiber Reinforced Molding Grade  (discontinued **)
Categories: Polymer; Thermoplastic; Polyketone; PEKK, Reinforced

Material Notes: Black pellets

Information provided by Infinite Polymer System II.

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Physical PropertiesMetricEnglishComments
Density 1.45 g/cc0.0524 lb/in³ASTM D792
Water Absorption 0.040 %0.040 %24 hr; ASTM D570
Linear Mold Shrinkage 0.00050 cm/cm0.00050 in/in
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 324 MPa47000 psiASTM D638
Elongation at Break 1.3 %1.3 %ASTM D638
Modulus of Elasticity 48.0 GPa6960 ksiASTM D638
Flexural Yield Strength 448 MPa65000 psiASTM D790
Flexural Modulus 31.0 GPa4500 ksiASTM D790
Izod Impact, Notched 0.940 J/cm
@Thickness 3.17 mm
1.76 ft-lb/in
@Thickness 0.125 in
ASTM D256
Izod Impact, Unnotched 9.40 J/cm
@Thickness 3.17 mm
17.6 ft-lb/in
@Thickness 0.125 in
ASTM D256
Coefficient of Friction 0.1620.162ASTM D1894
Coefficient of Friction, Static 0.2180.218ASTM D1894
 
Thermal PropertiesMetricEnglishComments
CTE, linear 9.00 µm/m-°C5.00 µin/in-°FBelow glass transition temp; ASTM D696
Melting Point 360 °C680 °FDSC
Deflection Temperature at 1.8 MPa (264 psi) 327 °C621 °FASTM D648
Glass Transition Temp, Tg 160 °C320 °FDSC
Flammability, UL94 V-0V-0

**
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Performance Polymers IPS II PPL-C4150 PEKK (Polyetherketoneketone) Linear 30% Glass Fiber Reinforced Molding Grade
RTP Company RTP 4185  Polyetherketoneketone (PEKK) Carbon Fiber 30%

PPEKK05 / 56106

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