HPMs – High-performance materials
PES
Polyethersulphone is an amorphous thermoplastic that is similar to PSU. However, its chemical resistance and impact strength are better than those of polysulphone. We deliver PES as plastic sheets and rods.
- Physical properties
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Value Unit Test method Specific gravity N/A Average molecular mass N/A Water absorption, 24/96 h (23 °C) N/A Weather-resistance – Combustibility – UL 94 DIN EN ISO 527-2 Food safety – - Mechanical properties
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Value Unit Test method Modulus of elasticity N/A Tensile strength N/A Elongation at break N/A Tensile strength at break N/A Flexural modulus N/A Flexural strength N/A Compressive modulus N/A Compressive strength, 1%/2% N/A Impact strength (Charpy) N/A Notch impact strength (Charpy) N/A Notch impact strength (Izod) N/A Toughness (ball pressure) N/A Toughness (Shore D) N/A Wear-resistance N/A Coefficient of friction (against steel) N/A - Thermal properties
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Value Unit Test method Glass-transition temperature N/A Melting point N/A Operating temperature (instantaneous) N/A Operating temperature (continuous) 180 °C Operating temperature (minimum) N/A Thermal expansion coefficient, 23–60 °C N/A Thermal expansion coefficient, 23–100 °C N/A Specific heat capacity N/A Thermal conductivity N/A - Electrical properties
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Value Unit Test method Surface resistivity N/A Resistivity N/A Dielectric strength N/A CTI value N/A - Optical properties
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Value Unit Test method Light transmittance N/A Refractive index N/A Optical errors N/A Abrasion-resistance, 100 rotations with 500 g N/A
Additional downloads
Delivery selection | plastic sheets, plastic rods |
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Specific gravity | N/A g/cm3 |
Service temperature | N/A … 180 °C |
Price category | €€€+ (>€50/kg) |
Special properties
- dimensional accuracy across a wide temperature range
- good heat-resistance
- food-grade product
- suitability for welding
Applications
electronics industry, precision engineering, pharmaceutical industry, food and drinks industry
Standard colours
translucent, manila
Premade pieces
Commonly known brands
SUSTASON® PES, TECASON® E