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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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RTP 4205

Technical Datasheet | Supplied by RTP Company
RTP 4205 is a thermoplastic polyimide (TPI) grade reinforced with 10% glass fiber. It is the most heat resistant thermoplastic available. Exhibits high heat resistance, high strength & stiffness, chemical resistance, wear resistance, excellent properties at elevated temperatures, inherent flame retardance and excellent physical properties. Also, it is an excellent alternative to metal in applications where strength, dimensional stability, and toughness are important. Applications for RTP 4205 include electricals, electronics, safe & effective medical devices, pump & tool housings, HVAC base pans & fan blades, panels, handles, brackets & components used in heavy equipments, plumbing fittings, valve bodies, gears for conveyor drives and power tools.
Product Type
PI (Polyimide) > PI
Product Status
Applications/ Recommended for
  • Gears
  • Engineering / manufacturing > Tools & equipments
  • Households products/ Consumer Goods > Powertools (drills...)
  • Healthcare / Medical > Medical goods
  • Engineering / manufacturing > Pump components
  • Electronics / Computers
  • Electrical markets
  • Engineering / manufacturing > Plumbing (pipe/fittings, valve, taps)
  • Engineering / manufacturing > Belts, conveyors
  • Injection molding - thermoplastics

RTP 4205 Properties

Mechanical Properties

Value & Unit
Test Condition
Test Method
Tensile Strength
176 MPa
( )
ASTM D 638
Tensile Elongation
3.3 %
( )
ASTM D 638
Tensile Modulus
11032 MPa
( )
ASTM D 638

RTP 4205 Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Melt Temperature
399 - 416 °C
Mold Temperature
177 - 232 °C
Drying Temperature
204 °C
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