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Torlon Specs

        Torlon 4503 Torlon 4203 Torlon 4203L Torlon 4501 Torlon 4301 Torlon 4301 Torlon 5530 Torlon 5030
    Units ASTM Test Method Compression Molded Polyamideimide Extruded Polyamideimide Injection Molded Polyamideimide Compression Molded Bearing Polyamideimide Extruded Bearing Grade Poly-amideimide Injection Molded Bearing Polyamideimide Compression Molded 30% GF Polyamideimide Injection Molded 30% GF Polyamideimide
MECHANICAL Strength to Weight Ratio ksi -                
Specific Gravity @73 F - D792 1.40 1.41 1.41 1.45 1.45 1.45 1.61 1.60
Tensile Strength @73 F, (ult)/(yld) psi D638 18000 (ult) 18000 (ult) 22000 (ult) 10000 (ult) 12000 (ult) 19000 14000 (ult) 24000 (ult)
Tensile Modulus of Elasticity @ 73 F psi D638 500000 600000 600000 440000 900000 760000 500000 1200000
Tensile Elongation at Break @ 73 F % D638 5 5 15 3 3 7 3 4
Flexural Strength @ 73 F psi D790 24000 24000 28000 20000 31000 25000 20000 36000
Flexural Modulus of Elasticity @ 73 F psi D790 600000 600000 700000 650000 1000000 750000 800000 1000000
Shear Strength @ 73 F psi D732 - 16000 15000 - 16400 13000 - 24500
Compressive Strength, (% Deformation) @73 F psi D695 17000 (10) 28000 (10) 32000 (10) 18000 (10) 24000 (10) 24000 (10) 18000 (10) 38000 (10)
Compressive Modulus of Elasticity @73 F psi D695 350000 700000 700000 350000 950000 950000 350000 600000
Hardness, Rockwell, Scale as noted @73 F - D785 M119 (E80) M120 (E80) M120 (E80) M106 (E70) M106 (E70) M106 (E70) M120 E77) M125 (E77)
Hardness, Durometer, Shore D @73 F - D2240 D90 - - D90 - - D90 -
Izod Impact, (Notched) @73 F ft-lb/in of notch D256 TypeA 1.5 2.0 2.5 0.5 0.8 1.1 0.7 1.3
Coefficient of Friction, (Dry vs. Steel) Dynamic - - 0.30 0.27 0.35 0.20 0.20 0.20 0.20 0.19
Limiting PV, (with 4 to 1 factor of safety applied) psi-ft/min - - 17500 - 22500 22500 30000 20000 -
THERMAL Coefficient of Linear Thermal Expansion @73 F in/in/F E-831 (TMA) 1.5E-05 1.7E-05 1.7E-05 2.0E-05 1.4E-05 1.4E-05 2.5E-05 1.0E-05
Heat Deflection Temperature @ 264 psi F D648 532 532 532 534 534 534 520 539
Tg-Glass transition temperature, (Amorphous) F D3418 527 527 527 527 527 527 527 527
Melting Point, (VS=Vicat Softening Temp.) F D3418 - - - - - - - -
Continuous Service Temperature in Air, (Max.) F - 500 500 500 500 500 500 500 500
Thermal Conductivity BTU-in/hr-ft2-F - 1.80 1.80 1.80 3.70 3.70 3.70 2.50 2.50
ELECTRICAL Dielectric Strength, Short Term Volts/mil D149 580 580 580 - - - 700 840
Volume Resistivity ohm-cm D257 2.0E+17 2.0E+17 2.0E+17 8.0E+15 3.0E+15 8.0E+15 2.0E+17 2.0E+17
Dielectric Constant @ 10E6 Hz - D150 3.9 3.9 3.4 5.4 6.0 5.4 6.3 6.5
Dissipation Factor @ 10E6 Hz - D150 0.031 0.031 0.031 0.042 0.037 0.042 0.220 0.023
Flammability @ 3.1 mm unless noted - UL94 V-O V-O V-0 V-0 V-0 V-0 V-0 V-0
H20 Water Absorbtion, Immersion, 24 Hrs % by wt. D570(7) 0.35 0.40 0.33 0.30 0.28 0.28 0.30 0.30
Water Absorbtion, Saturation % by wt. D570(7) 1.70 1.70 1.70 1.50 1.50 1.50 1.50 1.50

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