Total Impact Polystyrene 940E Super High Impact Polystyrene, Sheet Extrusion and Thermoforming Grade

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Total Impact Polystyrene 940E Super High Impact Polystyrene, Sheet Extrusion and Thermoforming Grade
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified
Material Notes:	TOTAL Petrochemicals 940E is a super high impact polystyrene designed for high gloss sheet extrusion and thermoforming applications that require additional toughness. Applications: The combination of high gloss, toughness and high stiffness makes 940E an excellent choice for cups, food packaging, custom sheet and coextrusion applications. An excellent high gloss resin for specialty injection appliance and electronic applications. General Information: This material complies with FDA requirements as described in 21 CFR § 177.1640. This material holds Underwriters Laboratory recognition 94HB; see UL file E55470. Information provided by Total Petrochemicals.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.04 g/cc	1.04 g/cc
Water Absorption	<= 0.10 %	<= 0.10 %
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	0.0040 - 0.0070 in/in	ASTM D955
Melt Flow	2.8 g/10 min @Load 5.00 kg, Temperature 200 °C	2.8 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	26.2 MPa	3800 psi	ASTM D638
Elongation at Yield	50 %	50 %	ASTM D638
Tensile Modulus	2.07 GPa	300 ksi	ASTM D638
Flexural Strength	47.6 MPa	6900 psi	ASTM D790
Flexural Modulus	2.07 GPa	300 ksi	ASTM D790
Izod Impact, Notched	1.60 J/cm	3.00 ft-lb/in	ASTM D256
Impact Test	217 J @Thickness 25.4 mm	160 ft-lb @Thickness 1.00 in	Falling Dart; ASTM D256

Thermal Properties	Metric	English	Comments
Vicat Softening Point	101 °C	214 °F	ASTM D1525
Heat Distortion Temperature	93.9 °C	201 °F	Annealed; ASTM D648

Optical Properties	Metric	English	Comments
Gloss	92 %	92 %	60°; ASTM D523

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes

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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PTOTAL891 / 130616

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