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by SpecialChem

GEHR PPSU®

GEHR PPSU® is an amorphous, UV stabilized polyphenylene sulfone (PPSU) grade by GEHR. Exhibits high strength, rigidity, very high impact strength even at low temperatures and very good dimensional stability. Provides improved hydrolysis-, very high chemical- and radiation resistance. Offers repeated sterilization, extremely high notched impact strength (unaffected by heat aging) and bondability. GEHR PPSU® is used in microwave oven parts, blow-dryers, humidifiers, food-industry, pump wheels, insulators and medical industry. Complies with EEC and UL 94 V-0 flame rating.

GEHR PPSU® Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

1.31 g/cm³

(Test specimen: 40-60 mm rods)

ISO 1183

Water Absorption

0.4 %

(Test specimen: 40-60 mm rods)

ISO 62

Humidity Absorption

0.1 %

(Test specimen: 40-60 mm rods)

ISO 62

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