Total PSI 940E Impact Polystyrene

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Total PSI 940E Impact Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified
Material Notes:	Description: 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. Information provided provided by Total Petrochemicals. Total Petrochemicals acquired former Fina and Atofina plastics product lines.
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Physical Properties	Original Value	Comments

Melt Flow	2.8 g/10 min @Load 5.00 kg, Temperature 200 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	3600 psi	ASTM D638
Elongation at Break	50 %	ASTM D638
Tensile Modulus	300000 psi	ASTM D638
Flexural Strength	6700 psi	ASTM D790
Flexural Modulus	300000 psi	ASTM D790
Izod Impact, Notched	2.80 ft-lb/in	ASTM D256
Falling Dart Impact	12.5 ft-lb

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	202 °F	Annealed; ASTM D648
Vicat Softening Point	210 °F	ASTM D1525

Optical Properties	Original Value	Comments
Gloss	90 %	60°; ASTM D523

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