PES Resin

PES Resin Properties & Uses

To avoid improper resin selection, Contact PMC for additional help in determining the exact engineering resin required for your application.
Material PES
Chemical Name Polyether Sulphone
Structure Amphorous
Opacity Transparent
Strength Very Tough
Specific Gravity 1.37
Shrinkage 0.67% to 0.75%
Melting Point 446° F
 Deflection Temperature 399° – 417° F
Service Temperature 374° F

Applications

PES resin is commonly used for applications such as:

  • High Temperature Metal Replacement
  • Medical
  • Automotive
  • Electrical
Advantages Polyether Sulfone is a thermoplastic polymer similar to PSU. It is very tough and exhibits exceptional stability at high temperatures. Other PES resin advantages include:

  • High Strength
  • Low Moisture Absorption
  • Very High Surface Temperature Limits
  • Low Creep
  • Good Electrical Characteristics
  • Self-Extinguishing Ability
  • Resistant to Common Greases, Many Solvents & Chemicals
  • Good Transparency
  • Exceptional Stability at High Temperatures
  • Chemical & Heat Resistant
Disadvantages
  • Attacked by Some Solvents
  • Poor Weatherability
  • Subject to Stress Cracking
  • Difficult to Process
  • High Cost

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.