FEP Resin Material Specifications

 

PROPERTY ASTM UNITS TYPICAL VALUE
Mechanical
Tensile Strength D1708 PSI 3.500
Specific Gravity D792   2.15
Coefficient
of Friction
Dynamic
(<10 ft/min)
. 0.2
Compressive Strength D695 PSI 2.200
Impact Strength
73°F
D256 Ft-Lb/in No Break
Flexural Modulus
73°F
D790 PSI 95.000
Tensile Modulus D638 PSI 60.000
Hardness-Durometer D2240   D-55
Elongation D1708 % 300
Flexural Strength D790 PSI No Break
Water Absorption D570 % <0.01
Deformation Under Load
(73°F, 1000 PSI, 24 HR)
D621 . 1.8
Linear Coefficient
of Expansion
(70-212°F)
(212-300°F)
(300-408°F)
D696 in/in/°F 4.5-5.8x10-5
Flex Life (MIT)     15.000
Creep Resistance D674 LB/Sq In  
Electrical
Dielectric Strength
(ShortTerm)
10Mil Film
D149 V/Mil >2,000
Volume Resistivity D257 ohm-cm >1018
Surface Resistivity D257 ohm/Sq >1016
Thermal
Continuous Service Temperature . °F 400
Melting Point DTA °F 500-530
Thermal Conductivity C-177 BTU/hr/ft2/°F.in 1.4
Heat of Fusion   BTU/lb 11
Specific Heat C-177 Cal/g/°C .
25°C
100°C
200°C
275°C
. . 0.26
Low Temperature
Embrittlement
. °F .
Deflection Temperature
66 PSI
264 PSI
. °F 138
134
Heat of Combustion . BTU/lb .
Other
Flammability Rating UL 94 . V0
Refractive Index D542 . 1.338
Limiting Oxygen Index . . >95