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Elmet Technologies

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American Polymers API 425 Polystyrene
Categories: Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Molded, Unreinforced

Material Notes: API 425 is a medium impact grade of polystyrene for injection molding. API 425 has good gloss, easy flow and fast cycling properties.

Applications: API 425 is widely used in cosmetic packaging, food packaging, cassettes, caps and closures.

Information provided by American Polymers, Inc.

Key Words: PS
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 1.04 g/ccASTM D792
Melt Flow 8.0 g/10 minCondition G; ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell L 48ASTM D785
Tensile Strength, Ultimate 4800 psiASTM D638
Elongation at Break 24 %ASTM D638
Tensile Modulus 280000 psiASTM D638
Flexural Modulus 305000 psiASTM D790
Izod Impact, Notched 1.00 ft-lb/in
@Thickness 3.17 mm
injection molded sample; ASTM D256
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 1.8 MPa (264 psi) 189 °FAnnealed; ASTM D648
Vicat Softening Point 202 °FASTM D1525

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PAMER006 / 24007

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