ISO 9001:2015 Certified | Cage Code: 7L0f6

TYPICAL PROPERTIES of KETRON ®BEARING GRADE

ASTM or UL test Property Bearing Grade
PHYSICAL
D792 Density (lb/in³)
(g/cm³)
0.052
1.44
D570 Water Absorption, 24 hrs (%) 0.05
MECHANICAL
D638 Tensile Strength (psi) 11,000
D638 Tensile Modulus (psi) 850,000
D638 Tensile Elongation at Break (%) 2
D790 Flexural Strength (psi) 27,500
D790 Flexural Modulus (psi) 1,100,000
D695 Compressive Strength (psi) 26,700
D695 Compressive Modulus (psi) 1,000,000
D785 Hardness, Rockwell M85
D256 IZOD Impact Notched (ft-lb/in) 0.7
THERMAL
D696 Coefficient of Linear Thermal Expansion
(x 10-5 in./in./°F)
1.7
D648 Heat Deflection Temp (°F / °C)
at 264 psi
383 / 195
D3418 Melting Temp (°F / °C)
Max Operating Temp (°F / °C) 482 / 250
C177 Thermal Conductivity
(BTU-in/ft²-hr-°F)
(x 10-4 cal/cm-sec-°C)
1.7
5.9
UL94 Flammability Rating V-0
ELECTRICAL
D149 Dielectric Strength (V/mil) short time, 1/8″ thick
D150 Dielectric Constant at 1 MHz
D150 Dissipation Factor at 1 MHz
D257 Volume Resistivity (ohm-cm) at 50% RH 103

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.