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Ensinger PEI

Cossa Polimeri ESTASTIR HI 1012 Polystyrene
Categories: Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Molded, Unreinforced
Material Notes: General purpose polystyrene

High impact resistance, good melt flow rate, good flexibility

Information provided by Cossa Polimeri S.r.l.
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Physical PropertiesMetricEnglishComments
Density 1.05 g/cc0.0379 lb/in³ASTM D 792
Linear Mold Shrinkage 0.0040 - 0.0070 cm/cm0.0040 - 0.0070 in/inASTM D 955
Melt Flow 10 g/10 min
@Load 5.00 kg,
Temperature 200 °C		10 g/10 min
@Load 11.0 lb,
Temperature 392 °F		ASTM D 1238
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 22.0 MPa3190 psiASTM D 638
Tensile Strength, Yield 16.0 MPa2320 psiASTM D 638
Elongation at Break 50 %50 %ASTM D 638
Flexural Modulus 2.00 GPa290 ksiASTM D 790
Izod Impact, Notched  0.600 J/cm
@Temperature 0.000 °C		1.12 ft-lb/in
@Temperature 32.0 °F		ASTM D 638
 0.900 J/cm
@Temperature 23.0 °C		1.69 ft-lb/in
@Temperature 73.4 °F		ASTM D 256
 
Thermal PropertiesMetricEnglishComments
Vicat Softening Point  86.0 °C
@Load 5.00 kg		187 °F
@Load 11.0 lb		50°C/hr; ASTM D 1525
 95.0 °C
@Load 0.999 kg		203 °F
@Load 2.20 lb		50°C/hr; ASTM D 1525
Flammability, UL94  HB
@Thickness 1.60 mm		HB
@Thickness 0.0630 in
 HB
@Thickness 3.20 mm		HB
@Thickness 0.126 in

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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