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Specialty Compounds RTP Company

RTP Company RTP 400 HI Polystyrene (PS), High Impact
Categories: Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.04 g/cc1.04 g/ccASTM D 792
Linear Mold Shrinkage 0.0030 - 0.0070 cm/cm
@Thickness 3.20 mm
0.0030 - 0.0070 in/in
@Thickness 0.126 in
ASTM D 955
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 24.1 MPa3500 psiASTM D 638
Elongation at Break >= 10 %>= 10 %ASTM D 638
Tensile Modulus 2.07 GPa300 ksiASTM D 638
Flexural Strength 48.3 MPa7000 psiASTM D 790
Flexural Modulus 2.28 GPa330 ksiASTM D 790
Izod Impact, Notched 1.07 J/cm
@Thickness 3.20 mm
2.00 ft-lb/in
@Thickness 0.126 in
ASTM D 256
Izod Impact, Unnotched 10.7 J/cm
@Thickness 3.20 mm
20.0 ft-lb/in
@Thickness 0.126 in
ASTM D 4812
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 0.46 MPa (66 psi) 85.0 °C185 °FASTM D 648
Deflection Temperature at 1.8 MPa (264 psi) 76.7 °C170 °FASTM D 648
Flammability, UL94 HB
@Thickness 1.50 mm
HB
@Thickness 0.0591 in
 
Processing PropertiesMetricEnglishComments
Melt Temperature 210 - 249 °C410 - 480 °F
Mold Temperature 37.8 - 65.6 °C100 - 150 °F
Drying Temperature 82.2 °C
@Time 7200 sec
180 °F
@Time 2.00 hour
Injection Pressure 68.9 - 103 MPa10000 - 15000 psi

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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PQZWA4032 / 91825

Specialty Compounds RTP Company

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