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Elmet Technologies

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 PropertiesMetricEnglishComments
Density 1.04 g/cc0.0376 lb/in³ASTM D792
Melt Flow 8.0 g/10 min8.0 g/10 minCondition G; ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell L 4848ASTM D785
Tensile Strength, Ultimate 33.1 MPa4800 psiASTM D638
Elongation at Break 24 %24 %ASTM D638
Tensile Modulus 1.93 GPa280 ksiASTM D638
Flexural Modulus 2.10 GPa305 ksiASTM D790
Izod Impact, Notched 0.534 J/cm
@Thickness 3.17 mm
1.00 ft-lb/in
@Thickness 0.125 in
injection molded sample; ASTM D256
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 1.8 MPa (264 psi) 87.2 °C189 °FAnnealed; ASTM D648
Vicat Softening Point 94.4 °C202 °FASTM D1525

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PAMER006 / 24007

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