Electrical grade polyamide-imide (PAI)

  Properties Parameter Value Unit Norm
Mechanical Modulus of Elasticity (tensile test) - 537,000 psi ASTM D 638
Tensile Strength at Break - 17,700 psi ASTM D 638
Elongation at Break - 6.4 % ASTM D 638
Flexural Strength - 21,000 psi ASTM D 790
Modulus of Elasticity (flexural test) - 567,000 psi ASTM D 790
Compression Strength 10% strain 25,000 psi ASTM D 695
Compression Strength 1% strain 4,500 psi ASTM D 695
Compressive Modulus   374,000 psi ASTM D 695
Impact Strength (Izod) notched 1.2 ft-lbs/in ASTM D 256
Shore Hardness D scale 90 - ASTM D 2240
Coefficient of Friction dynamic 0.19 - ASTM D 1894
Coefficient of friction static 0.18 - ASTM D 1894
Thermal Glass Transition Temperature - 529 °F ASTM D 3418
Deflection Temperature @ 264 psi 494 °F ASTM D 648
Thermal Expansion (CLTE) range -40°F to 302°F 2.15 *10-5 in/in/°F ASTM E 831
Electrical Dielectric Strength - 348 V/mil ASTM D 149
Dissipation Factor @ 1 MHz 0.014 - ASTM D 150
Dielectric Constant @ 1 MHz 3.34 - ASTM D 150
Surface Resistivity - 1013 Ω/sq ASTM D 257
Other Limiting PV - 10,000 psi-fpm ASTM D 3702*
Moisture Absorption 24 hr immersion 0.26 % ASTM D 570
Moisture Absorption saturation 1.66 % ASTM D 570**
Flammability (UL94) 3.2 mm V-0 - -

* Calculated using a factor of safety of 4 with a testing speed 100 fpm.
** Value obtained at steady state condition

Note: This information reflects the current state of our knowledge and is intended only to assist and advise. It is given without obligation or liability. It does not assure or guarantee chemical resistance, quality of products or their suitability in any legally binding way. Values are not minimum or maximum values, but guidelines that can be used for comparative purposes in material selection. They are within the normal range of product properties and do not represent guaranteed property values. Testing under individual application circumstances is always recommended. Data is obtained from extruded shapes material unless otherwise noted. References to FDA compliance refer to the resins from which the products were made unless otherwise noted. All trade and patent rights should be observed. All rights reserved. Data sheet values are subject to periodic review, the most recent update can be found at www.ensingerplastics.com.