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Ensinger PEI

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Osterman & Co Osterlene® GPPPS0900 Polystyrene
Categories: Polymer; Thermoplastic; Polystyrene (PS)

Material Notes: Product Description: Crystal polystyrene for both injection molding and cap layer co-extrusion. Injection molding applications such as medical and laboratory parts, tumblers and jewel boxes demonstrate the polymer’s ability to be molded with minimal stresses and fast cycles. Utilizing GPPS0900 as a cap layer in cups, plates and other consumer disposables takes advantage of this polymer’s melt rheology.

Availability: North America
Uses: Caps; Cups; Medical/Healthcare Applications
Processing Method: Coextrusions; Injection Molding

Information provided by Osterman & Company

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Physical PropertiesOriginal ValueComments
Melt Flow 9.0 g/10 min
@Load 5.00 kg,
Temperature 200 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength 6700 psiASTM D638
Tensile Modulus 440000 psiASTM D638
Flexural Strength 13500 psiASTM D790
Flexural Modulus 450000 psiASTM D790
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 0.46 MPa (66 psi) 206 °FAnnealed; ASTM D648
Vicat Softening Point 213 °FASTM D1525
Flammability, UL94 HB

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