Thermoplastic polyimide

A super high-grade engineering plastic sustaining the state-of-the-art of the 21st Century.

Long term heat and heat shock resistance, dimensional stability, wear-friction properties, cleanness, plasma resistance and metal replacement

Usage detail

Mechanical parts of precision and industrial machines, electronic and electric parts, automotive and transportation vehicle parts, wire extrusion coating, films, fibers and matrices of ACM



  • Basic information
  • Details of Characteristics
  • Details of Applications


AURUM® is a polyimide resin with outstanding properties. Its thermoplasticity is suitable for injection molding and extrusion. It has unparalleled super high heat resistance, excellent mechanical, sliding and electrical properties This TPI has been developed by Mitsui Chemicals itself and is a globally unique resin.

AURUM® is used in the automotive, aerospace and electronical industry with a wide range of applications.


Super-high heat resistance

Usable at up to 240°C (glass transition temparature:250°C)

Satisfactory sliding properties

A low, stable coefficient of friction and low friction wear

Outstanding dimensional stability

Stable coefficient of expansion and satisfactory creep characteristics

Exceptionally clean properties

Trace amounts of outgas and metallic impurities


Precision machinery and industrial machinery parts, electrical and electronic parts, automotive and transport equipment parts, special insulation, metal alternative, films, fibers, matrix composite materials, HDD parts and semiconductor manufacturing equipment and copier machine parts

Typical grade
Classification Feature Applications
Natural Cleanness, transparency, toughness Film, tube, manufacturing equipment for semiconductor, cable coating
Glass fiber reinforced grade High stiffness Business machine (insulated bush, gear), electric and electronic parts (socket, connector)
Carbon fiber reinforced grade High strength, stiffness Structural parts (aircraft, automotive, industrial equipment)
Wear resistance grade High PV value Sealing, washers, industrial equipment parts, HDD parts
Crystallization grade Higher heat resistance Electrical and electronic field production equipment parts


Comparison of glass transition temperature
Comparison of Glass Transition Temperature
Temperature dependence of flexural modulus
Temperature Dependence of Flexural Modulus
Change with time in coefficient of friction
Change with Time in Coefficient of Friction
Outgasing data
Outgasing Data
Analytical data on metallic impurities
Analytical Data on Metallic Impurities


Copier Parts
Copier parts
Automotive Parts
Automotive parts

Manufacturing Equipment for semiconductor / Carriers
Manufacturing equipment for semiconductor / carriers

PDF Catalog

Technical Data


Thermal Proeprties

Mechanical Properties

Wear / Friction Properties

Electrical Properties

Environmental Properties


Proceed Material


Contact Us

Mitsui Chemicals Europe GmbH
TEL +49 (0) 211-17332-0
FAX +49 (0) 211-17332-701