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Ultem® Polyetherimide Characteristics
Ultem® is the ideal thermoplastic choice for demanding, high-heat applications. This polyetherimide material can withstand continuous operating temperatures of 340° F while maintaining strength and rigidity. It is easily fabricated and bonded and offers excellent chemical resistance and high dielectric strength.
Ultem® is the high-performance thermoplastic of choice for many aerospace, aircraft, medical and pharmaceutical applications, including medical components. It offers exceptional mechanical properties and exhibits natural flame resistance and extremely low smoke generation. Characteristics include:
- Heat, solvent and flame resistant
High dielectric strength and stability- Excellent mechanical properties
- Rigid and strong
- Exceptional resistance to environmental forces
See the chart below for more details on Ultem® material properties.
Applications for Ultem®
- Jet engine components
- Microwaves
- Medical components
- Manifolds
- Electronic/electrical insulators
Contact a Dielectric Manufacturing knowledge expert to discuss the use of Ultem polyetherimide for fabrication of your plastic parts. Call 800-367-9122 or email sales@dielectricmfg.com.
Polytherimide Material Properties
Dielectric Manufacturing, Richfield, Wisconsin USA dielectricmfg.com Ultem Polyetherimide Material Properties Provided By Dielectric Manufacturing, Richfield, Wisconsin
Property Metric units English units
General
Density 1.26e3 - 1.28e3 kg/m^3 0.0455 - 0.0462 lb/ft^3
Mechanical
Yield Strength 7.35e7 - 8.11e7 Pa 10.7 - 11.8 ksi
Tensile Strength 9.19e7 - 1.01e8 Pa 13.3 - 14.7 ksi
Elongation 0.558 - 0.645 % strain 55.8 - 64.5 % strain
Hardness (Vickers) 2.17e8 - 2.38e8 Pa 22.1 - 24.3 HV
Impact Strength (notched) 3.81e3 - 4.2e3 J/m^2 1.81 - 2.0 ft.lbf/in^2
Fracture Toughness 1.99e6 - 4.03e6 Pa/m^0.5 1.81 - 3.67 ksi/in^0.5
Young's Modulus 2.89e9 - 3.04e9 Pa 0.419 - 0.441 10^6 psi
Thermal
Max Service Temperature 161 - 179 °C 322 - 354 °F
Insulator or Conductor Insulator Insulator
Specific Heat Capability 1.47e3 - 1.53e3 J/kg °C 0.352 - 0.366 BTU/lb. °F
Thermal Expansion Coefficient 8.46e-5 - 1.01e-4 strain/°C 47 - 56 µstrain/°F
Eco
CO2 Footprint 6.93 - 7.66 kg/kg 6.93 - 7.66 lb/lb
Recyclable Yes Yes
