PSU Resin

PSU Resin Properties & Uses

To avoid improper resin selection, Contact PMC for additional help in determining the exact engineering resin required for your application.
Material PSU
Chemical Name Polysulphone
Structure Amorphous
Opacity Transparent
Strength Tough
Specific Gravity 1.37
Shrinkage 0.67% to 0.75%
Melting Point 392° F
 Deflection Temperature 352-361° F
Service Temperature 338° F

Applications

PSU is ideal as a high temperature metal replacement. Common applications for this engineered plastic resin are:

  • Medical
  • Automotive
  • Electrical Appliances
Advantages PSU offers a number of beneficial characteristics, including resistance to chemicals and heat. Other advantages are:

  • Low Moisture Absorption
  • High Strength
  • Very High Surface Temperature Limits
  • Low Creep
  • Good Electrical Characteristics
  • Self-Extinguishing Ability
  • Resistance to Common Greases
  • Resistance to Many Solvents
  • Resistance to Heat
Disadvantages
  • Attacked by Some Solvents
  • Poor Weatherability
  • Subject to Stress Cracking
  • Difficult Processing

For the most up-to-date information on engineering-grade resins, please visit: https://plastics.ulprospector.com/.

To avoid improper resin selection, Contact PMC for additional help in determining the exact engineering resin required for your application.