Ryton® R-4 and R-4-02 40% glass fiber reinforced polyphenylene sulfide compounds provide a good combination of mechanical and electrical properties with outstanding chemical resistance, even at elevated temperatures.


Segments Applications
Internal Combustion Engine Oil & Fuel Circuit
Internal Combustion Engine Electrical Systems (Cables, Connectors, ..)
E-Mobility E-Motor
Transmission Other Components
Segments Applications
Industrial Equipment Industrial Equipment Parts

Processing Method

  • Injection Molding

Chemical categories

Chemical category Chemical family Chemical product
Thermoplastic polymers Polyphenylene Sulfides PPS (Polyphenylene sulfide)

Product Functions

  • Bromine Free
  • Chlorine Resistant
  • Good Dimensional Stability
  • Good Glycol Resistance
  • Bio-Fuel Resistant
  • Fuel Resistant
  • Alkali Resistant
  • Acid Resistant
  • Alcohol Resistant
  • Mineral/Synthetic Oil Resistant
  • Detergent Resistant
  • Hydrolysis Resistant
  • Low Moisture Absorption
  • Flame Retardant
  • High Hardness
  • High Stiffness
  • Creep Resistant
  • Low CLTE
  • Good Processing Stability
  • Glass Fibre Reinforcement
  • Good Thermal Stability
  • High Heat Resistant


Physical form

Compliance Info

  • UL
  • WEEE
  • RoHS Compliance

Region of availability

  • Not available in Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America

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