Typical Properties

(SHEET Mechanical Properties Only – Rod and Tube forms may differ )

Typical Property Values      
Property Test Method Unit Value
Density D792



Water Absorption ASTM D1003 24 hrs (%) 0.20
Rockwell Hardness ASTM D785 M M112
Tensile Strength – lengthwise ASTM D638 psi 43,000
Tensile Strength – crosswise ASTM D638 psi 37,000
Flexural Strength -lengthwise D790 psi 80,000
Flexural Strength -crosswise D790 psi 70,000
Flexural Modulus -lengthwise D790 Kpsi 3,000
Flexural Modulus -crosswise D790 Kpsi 2,700
IZOD Notched Impact -lengthwise D256 (ft-lb/in) 12.0
IZOD Notched Impact -crosswise D256 (ft-lb/in) 9.0
Compressive Strength D695 (psi) 63,000
Coefficient of Thermal Expansion -lengthwise ASTM D696 in/in/°F 0.72 x 10-5
Coefficient of Thermal Expansion -crosswise ASTM D696 in/in/°F 0.83 x 10-5
Max Operating Temp (°F / °C)     329 / 165
Thermal Conductivity C177 (BTU-in/ft2-hr-°F) 2.0
Thermal Conductivity C177 (x 10-4 cal/cm-sec-°C) 7.0
Flammability Rating     H-B
Heat Deflection Temperature ASTM D648 °F  
@ 264 psi     260
@ 66 psi     280
Dielectric Strength D149   900
Dielectric Constant at 1 MHz D150   4.5
Dissipation Factor at 1 MHz D150   0.020
Arc Resistance (sec) D495 (sec) 120

Typical values intended for reference and comparison purposes only. This data should not be used as the sole basis for design specifications or quality control. Contact us for specific manufacturers’ property datasheets for more complete technical information. All values at 73°F (23°C) unless otherwise noted.

Your Complete Source for G10/FR4 Machining, Drilling and Custom G10/FR4 CNC Services, Phenolics Machining

Visa MasterCard American Express accepted

JMJ Profile Inc. 154 cooper Rd., Unit 1303 West Berlin NJ 08091

Email: contact us Tel: 856-767-3930 Fax: 856-767-3931