GF10-20 Polyetherimide (PEI)
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10 - 20 % Glass Fiber Reinforced Polyetherimide (PEI-GF)

 

Thermo-Physical Properties

PROPERTYUNITVALUE / RANGE
Melting Point °C354 - 399
Density g mL-1 1.34-1.41
Coefficient of Thermal Expansion x 10-5cm / (cm °C) 2.7 - 3.4
Heat Deflection Temperature, 0.5 MPa °C 210
Heat Deflection Temperature, 1.8 MPa °C 207
Thermal ConductivityW / mK 0.23 - 0.24
Rockwell Hardness,  R Scalen/a R122
   
 

Mechanical Properties at 23 °C

PROPERTY UNITVALUE / RANGE
Tensile Strength, Yield at 23 C MPa 128 - 159
Tensile Strength, Break at 23 C MPa  
Elongation, Yield % 3.5 - 4.5
Elongation, Break %  
Tensile Modulus at 23 CMPa 4800- 7600
Flexural Strength, Yield MPa 193 - 224
Flexural Modulus  MPa 4800 - 6900
Compressive Strength MPa152 - 165
Izod Notched J / m 53 - 69
Izod Unnotched kJ / m2 587 - 614
 

Electrical Properties

PROPERTY UNITVALUE / RANGE
Volume Resistivity
Ohm-cm>1012
 Dielectric Strength V/mm x 104 2.0
Dielectric Constant @ 1 MHz n/a 3.6
Dissipation Factor @ 1 MHz n/a 0.005
 

Other Properties

PROPERTY UNITVALUE / RANGE
Processing Temperature
°C 
Linear Mold Shrinkage cm/cm  
Continuous Service Temperature °C  
Water Absorption, 24 hr. Immersion% 0.21 - 0.24
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