Hytrel 5556 Thermoplastic Elastomer Data Sheet

||Hytrel 5556 Thermoplastic Elastomer Data Sheet
Hytrel 5556 Thermoplastic Elastomer Data Sheet2017-01-23T09:53:20+00:00

Hytrel is a versatile copolyester combining resilience and heat/chemical resistance with strength and durability.

Mechanical ASTM Test Method Value Units
Strength to Weight Ratio - 0.8 ksi
Specific Gravity @73 F D792 1.20 -
Tensile Strength @73 F, (ult)/(yld) D638 1,000 (5%) psi
Tensile Modulus of Elasticity @73 F D638 - psi
Tensile Elongation at Break @73 F D638 560 %
Flexural Strength @73 F D790 - psi
Flexural Modulus of Elasticity @73 F D790 30,000 psi
Shear Strength @73 F D732 - psi
Comprehensive Strength, (% Deformation) @73 F D695 - psi
Comprehensive Modulus of Elasticity @73 F D695 - psi
Hardness, Rockwell, Scale as noted @73 F D785 - -
Hardness, Durometer, Shore D @73 F D2240 D55 -
Izod Impact, (Notched) @73 F D256 Type A No Break ft-lb/in of notch
Coefficient of Friction, (Dry vs Steel) Dynamic - 0.59 -
Limiting PV, (with 4 to 1 factor of safety applied) - - psi-ft/min
Thermal ASTM Test Method Value Units
Coefficient of Linear Thermal Expansion @73 F E-831 (TMA) 6.5 E-05 in/in/F
Heat Deflection Temperature @264 psi D648 120 F
Tg-Glass transition termperature, (Amorphous) D3418 - F
Melting Point, (VS=Vicat Softening Temp.) D3418 394 F
Continuous Service Temperature in Air, (Max.) - 185 F
Thermal Conductivity - - BTU-in/hr-ft2-F
Electric ASTM Test Method Value Units
Dielectric Strength, Short Term D149 410 Volts/mil
Volume Resistivity D257 1.1 E+10 ohm-cm
Dielectric Constant @10E6 Hz D150 3.7 -
Dissipation Factor @10E6 Hz D150 0.018 (60Hz) -
Flammability @3.1 mm unless noted UL94 HB (3.05m) -
H2O ASTM Test Method Value Units
Water Absorption, Immersion, 24 hours D570(7) 0.30 % by weight
Water Absorption, Saturation D570(7) - % by weight