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Polysulfone (PSU) Sheet & Rod: High Temp, Chemical Resistant Plastic

Quick Answer

Polysulfone (PSU) is a machinable, medical-grade, amorphous high-performance thermoplastic material known for its excellent mechanical and electrical properties. This material offers high dimensional stability and proven performance at elevated temperatures, with a 320ºF continuous use temperature. Polysulfone is highly resistant to many acids and solvents, gamma radiation, and can withstand repeat sterilization and autoclaving, making it ideal for demanding applications in food equipment, electronics, and medical industries.

Polysulfone sheet and Polysulfone rod are a machinable medical grade performance plastic material.

plastic-sheet

Why use Polysulfone Sheet or Polysulfone Rod – PSU:

  • Excellent Mechanical and Electrical Properties
  • Very Dimensionally Stable
  • Repeat Sterilization and Autoclavable
  • UL 94 V-O @.176 inch thickness
  • Easily Machinable and Chemical Resistance

Polysulfone sheet and Polysulfone rod materials are an amorphous high performance thermoplastic material that has proven performance at elevated temperatures. Great mechanical properties with thermal stability allow for its use in load bearing applications over broad temperature ranges and close tolerance.

  • 320ºF Continuous Use Temperature
  • Flammability Rated at UL 94 V-0
  • High Impact Resistance
  • Low Moisture Absorption
  • Chemically Resistant To Many Acids and Solvents
  • Gamma Radiation Resistance

Polysulfone Sheet and Polysulfone Rod are ITAR compliant, also Polysulfone is RoHS compliant. 

Applications – Polysulfone Sheet and Rods are frequently used in:

  • Food Equipment and Dairy Processing
  • Wear and Slide machined parts
  • Electronics Manufacturing and Fixtures
  • Pistons, Manifolds, Timing Screws, Scraper Blades
  • Food Processing Forming Dies

Material Available As:

Sheet – Plate

.032″ (1/32″) – 3.0″ in Natural (Amber Transparent/Foggy) in 24″ X 48″

Round Rod:

.250″ – 6.0″ diameter in Natural (Amber Transparent/Foggy) in various lengths

Film:

.001″ – .029″ in Natural (Amber Transparent/Foggy) in 24″ wide roll stock, minimums apply

Tube:

Call with your requirements, many sizes available, minimums apply

Special Formulations:

Non standard colors, thickness, size or formula, please call for details

General Property ASTM Test Typical Value
Specific Gravity D792 1.24
Tensile Strength Yield D638 10,200
Izod Impact – Notched D256 1.3
Hardness – Rockwell D785 R120
Deflection Temp @ 264psi D648 345
Deflection Temp @ 66 psi D648 358
Co. Thermal Expansion D696 3.1X10-5
Polysulfone sheet and rod are excellent for chemical resistance and high heat applications

These properties are for evaluation purposes only. This information is not to be construed as a warranty, guarantee or assurance that you may achieve the same results. Materials made from different resin types, manufacturing techniques and manufacturers will react differently. The information should be used to compare against other materials only, and each user should make his own tests to determine suitability. No warranty as to this materials suitability are either expressed nor implied.

Polysulfone is a transparent engineering plastic known for its chemical resistance, rigidity, high-temperature performance

Frequently Asked Questions

1 What are the key properties of Polysulfone (PSU) that make it suitable for high-performance applications?

Polysulfone (PSU) offers excellent mechanical and electrical properties, high dimensional stability, and chemical resistance to many acids and solvents. It can withstand continuous use temperatures up to 320ºF, is easily machinable, and is suitable for repeated sterilization and autoclaving.

2 In what forms and sizes is Polysulfone available?

Polysulfone is available as sheets/plates from .032″ to 3.0″ thick and round rods from .250″ to 6.0″ diameter, typically in natural (amber transparent/foggy) color. Film is also available from .001″ to .029″, and tubes can be supplied by calling with specific requirements.

3 What are common applications for Polysulfone sheet and rod?

Polysulfone sheet and rod are frequently used in food equipment and dairy processing, wear and slide machined parts, and electronics manufacturing. Other applications include pistons, manifolds, timing screws, scraper blades, and food processing forming dies.

4 Is Polysulfone compliant with industry standards for medical or environmental use?

Yes, Polysulfone is a machinable medical grade plastic suitable for repeat sterilization and autoclaving. It is flammability rated at UL 94 V-0 at .176 inch thickness, and is both ITAR and RoHS compliant.