Total PSI 3351 High Heat Resistance Impact Polystyrene

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Total PSI 3351 High Heat Resistance Impact Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Heat Resistant Grade
Material Notes:	Total Petrochemicals Polystyrene 3351 is a high heat resistance, high impact polystyrene for injection molding. It is recommended for the manufacturing of articles which require good dimensional stability. Suitable applications for Total Petrochemicals Polystyrene 3351 include TV Covers, printers, scanners and electrical appliances. Information provided by Total Petrochemicals.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.04 g/cc	1.04 g/cc	ASTM D792
Water Absorption	0.070 %	0.070 %	ASTM D570
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	0.0040 - 0.0070 in/in	ASTM D955
Melt Flow	5.5 g/10 min @Load 5.00 kg, Temperature 200 °C	5.5 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238
Spiral Flow	46.0 cm @Temperature 220 °C	18.1 in @Temperature 428 °F	ASTM D3123

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	99	99	ASTM D785
Tensile Strength at Break	30.0 MPa	4350 psi	ASTM D638
Tensile Strength, Yield	32.0 MPa	4640 psi	ASTM D638
Elongation at Break	55 %	55 %	ASTM D638
Tensile Modulus	2.20 GPa	319 ksi	ASTM D638
Flexural Modulus	2.00 GPa	290 ksi	ASTM D790
Izod Impact, Notched (ISO)	9.50 kJ/m²	4.52 ft-lb/in²	ASTM D256

Electrical Properties	Metric	English	Comments
Surface Resistance	>= 1.00e+13 ohm	>= 1.00e+13 ohm	ISO IEC 93
Dielectric Strength	150 kV/mm	3810 kV/in	ASTM D149

Thermal Properties	Metric	English	Comments
CTE, linear	91.0 µm/m-°C	50.6 µin/in-°F	ASTM D696
Hot Ball Pressure Test	90.0 °C	194 °F	JET, 2.0 mm
Vicat Softening Point	100 °C @Load 1.02 kg	212 °F @Load 2.25 lb	50°C per hour; ASTM D1525
Heat Distortion Temperature	88.9 °C	192 °F	ASTM D648

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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