Unfilled Polyetheretherketone (PEEK)
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PFA (Polytetrafluoroethylene/perfluorovinylether)
 

Thermo-Physical Properties

PROPERTYUNITVALUE / RANGE
Melting Point °C305 - 310
Density g mL-1 2.15
Coefficient of Thermal Expansioncm / (cm °C)  
Heat Deflection Temperature, 0.5 MPa °C  
Heat Deflection Temperature, 1.8 MPa °C  
Thermal Conductivity x 10-5W / mK  
Rockwell Hardness,  D Scalen/a D56 - D60
    
 

Mechanical Properties at 23 °C

PROPERTY UNITVALUE / RANGE
Tensile Strength, Yield at 23 C MPa 14.5 - 16
Tensile Strength, Break at 23 C MPa 25 - 35
Elongation, Yield % 350
Elongation, Break % 380
Tensile Modulus at 23 CMPa 435 - 530
Flexural Strength, Yield MPa  
Flexural Modulus  MPa 520 - 690
Compressive Strength MPa 
Izod Notched J / m  
Izod Unnotched J / m No Break
 

Electrical Properties

PROPERTY UNITVALUE / RANGE
Volume Resistivity
Ohm-cm 
 Dielectric Strength V/mm x 104 7.5
Dielectric Constant @ 1 MHz n/a 2.02
Dissipation Factor @ 1 MHz n/a, x 10-4 1.9
 

Other Properties

PROPERTY UNITVALUE / RANGE
Processing Temperature
°C 
Mold Shrinkage %  
Continuous Service Temperature °C 260
Water Absorption, 24 hr. Immersion% 0.018 - 0.03
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