Polyphthalamide Materials Properties

Plastic Material Properties of Polyphthalamide

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Comparative Properties of Plastic Materials

Polyphthalamide  
Specific Gravity 1.20
Shrinkage,in/in,1/8 in. thick 0.0120
Shrinkage,in/in,1/4 in.thick 0.0160
Water Absorption,% 24hrs 0.360
MECHANICAL
Impact,Izod,Notched (Ft-Lb/In) 0.30
Impact,Izod,Unnotched(Ft-Lb/In) 3.20
Tensile Strength (Psi) 11,000
Tensile Elongation (%) 3.000
Tensile Modulus (Psi x E+6) 0.47
Flexual Strength (Psi) 18,100
Flexural Modulus (Psi x E+6) 0.47
Compressive Strength (Psi) NA
Hardness (Rockwell R) 125.0
ELECTRICAL
Dielectric Strength (V/Mil) 530
Dielectric Constant(@ 1 MC dry) 4.30
Dissipation Factor(@ 1 MC dry) 0.027
Arc Resistance (sec) NA
Volume Resistivity(ohm-cm)10E## 15.0
THERMAL
Heat Deflection Temp 264 psi(F) 280
Heat Deflection Temp 66 psi(F) 280
Flammability HB
Thermal Expansion (In/In/F)xE-5 3.000
Thermal Conductivity NA
WEAR
Wear Factor NA
U L yellow card NO
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