ISO 9001:2015 Certified

 

TYPICAL PROPERTIES of ULTEM® PEI POLYETHERIMIDE

 

ASTM or UL test Property Ultem® 1000
unfilled
STOCKED
Ultem® 2100
10% glass
SPECIAL ORDER
Ultem® 2200
20% glass
SPECIAL ORDER
Ultem® 2300
30% glass
STOCKED
PHYSICAL
D792 Density (lb/in³)
(g/cm³)
0.046
1.28
0.048
1.34
0.051
1.42
0.055
1.51
D570 Water Absorption, 24 hrs (%) 0.25 0.21 0.19 0.18
D570 Water Absorption, Saturation (%) 1.25 1.20 1.10 0.90
MECHANICAL
D638 Tensile Strength (psi) 16,500 16,800 16,900 17,000
D638 Tensile Modulus (psi) 500,000 650,000 700,000 800,000
D638 Tensile Elongation at Break (%) 80 6 3 3
D790 Flexural Strength (psi) 20,000 23,000 25,000 27,000
D790 Flexural Modulus (psi) 500,000 850,000
D695 Compressive Strength (psi) 22,000 24,000 28,000 32,000
D695 Compressive Modulus (psi) 480,000 625,000
D785 Hardness, Rockwell M112 / R125 M114 / R127 M114 / R127 M114 / R127
D256 IZOD Notched Impact (ft-lb/in) 0.5 0.6 0.8 1.0
THERMAL
D696 Coefficient of Linear Thermal Expansion
(x 10-5 in./in./°F)
3.1 1.8 1.4 1.1
D648 Heat Deflection Temp (°F / °C)
at 264 psi
400 / 204 405 / 207 408 / 208 410 / 210
D3418 Glass Transition Temp (°F / °C) 410 / 210 410 / 210 410 / 210 410 / 210
Max Operating Temp (°F / °C) 340 / 171 340 / 171 340 / 171 340 / 171
C177 Thermal Conductivity
(BTU-in/ft²-hr-°F)
(x 10-4 cal/cm-sec-°C)
0.85
2.93
1.22
4.20
1.43
4.93
1.56
5.37
UL94 Flammability Rating V-0 V-0 V-0 V-0
ELECTRICAL
D149 Dielectric Strength (V/mil) short time, 1/8″ thick 830 770
D150 Dielectric Constant at 1 KHz 3.15 3.5 3.5 3.7
D150 Dissipation Factor at 1 KHz 0.0013 0.0014 0.0015 0.0015
EOS/ESD S11.11 Surface Resistivity (ohms/square) > 1013 > 1013 > 1013 > 1013

NOTE: The information contained herein are typical values intended for
reference and comparison purposes only. They should NOT be used as a basis
for design specifications or quality control. Contact us for manufacturers’
complete material property datasheets.