ISO 9001:2015 Certified | Cage Code: 7L0f6

TYPICAL PROPERTIES of Ketron CF 30% (Carbon Fiber Polyetherether)

ASTM or UL TEST PROPERTY Metric English
PHYSICAL
ASTM D792 Specific Gravity 1.41 g/cc 1.41 g/cc
Immersion; ASTM D570 Water Absorption, 24 hrs (%) 0.060% 0.060%
Immersion; ASTM D570 Water Absorption, 24 hrs (%) 0.030% 0.030%
MECHANICAL
ASTM D638 Tensile Strength (psi) 131 MPa 19,000 psi
ASTM D638 Tensile Strength at 150°C (300°F) 6.89 MPa 1000
ASTM D638 Tensile Strength at 65°C (150°F) 96.5 MPa 14000 psi
 ASTM D638 Elongation at Break 5.0% 5.0%
 ASTM D638 Tensile Modulus 7.58 GPa 1100 ksi
ASTM D790 Flexural Strength 177.5 PMa 25750 psi
ASTM D790 Flexural Modulus 8.62 GPa 1250 ksi
10% Def.; ASTM D695 Compressive Strength 200 MPA 29000 psi
ASTM D785 Hardness, Rockwell M 102 102
ASTM D2240 Hardness, Shore D 93 93
ASTM D256 Type A IZOD Notched Impact (ft-lb/in) 0.55 J/cm 10.3 ft-lb/in
Dry vs. Steel; PTM55007 Coefficient of Friction (Dry vs. Steel) Dynamic .20 .20
4:1 safety factor; PTM 55007 Limiting PV (4:1 Safety Factor) (ft-lb-in2-min 0.876 MPa-m/sec 25000 psi-ft/min
PTM 55010 Wear Factor “k” x 10-10(in3-min/ft-lb-hr 302 x 10-8 mm³/N-M 150 x 10-10 in³-min/ft-lb-hr
THERMAL
D696 Coefficient of Linear Thermal Expansion
(x 10-5 in./in./°F)
1.7 1.4
D648 Heat Deflection Temp (°F / °C)
at 264 psi
532 / 278 534 / 279
D3418 Glass Transition Temp (°F / °C) 527 / 275 527 / 275
Max Operating Temp (°F / °C) 500 / 260 500 / 260
C177 Thermal Conductivity
(BTU-in/ft²-hr-°F)
(x 10-4 cal/cm-sec-°C)
1.80
6.20
3.70
12.8
UL94 Flammability Rating V-0 V-0
ELECTRICAL
D149 Dielectric Strength (V/mil) short time, 1/8″ thick 580
D150 Dielectric Constant at 1 MHz 4.2 6.0
D150 Dissipation Factor at 1 MHz 0.026 0.037
EOS/ESD S11.11 Surface Resistivity (ohms/square) > 1018 > 1013

NOTE: The information contained herein are typical values intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. Contact us for manufacturers’ complete material property datasheets.

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