Total PSI 3630 Medium Impact Polystyrene

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Total PSI 3630 Medium Impact Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified
Material Notes:	3630 is an easy flowing, medium impact polystyrene for injection molding. This grade offers a good compromise of flow and softening point allowing for the production of large and complex articles at good cycle times. The ease of coloration and good surface finish of this grade give a wide range of applications. Application Individual ice cream pots, Flower pots, Office equipment, Shoe heels, Assorted boxes, Bathroom accessories. Information provided provided by Total Petrochemicals. Total Petrochemicals acquired former Fina and Atofina plastics product lines. This product was previously known as LACQRENE®
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Physical Properties	Metric	English	Comments

Density	1.05 g/cc	0.0379 lb/in³	ISO 1183
Water Absorption	<= 0.10 %	<= 0.10 %	ISO 62
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	0.0040 - 0.0070 in/in
Melt Flow	15 g/10 min @Load 5.00 kg, Temperature 200 °C	15 g/10 min @Load 11.0 lb, Temperature 392 °F

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	84	84	ISO 2039-2
Tensile Strength at Break	25.0 MPa	3630 psi	ISO 527-2
Tensile Strength, Yield	32.0 MPa	4640 psi	ISO 527-2
Elongation at Break	30 %	30 %	ISO 527-2
Tensile Modulus	2.30 GPa	334 ksi	ISO 527-2
Flexural Modulus	2.40 GPa	348 ksi	ISO 178
Izod Impact, Notched (ISO)	6.00 kJ/m²	2.86 ft-lb/in²
Charpy Impact, Notched	0.600 J/cm²	2.86 ft-lb/in²	ISO 179/1eU

Electrical Properties	Metric	English	Comments
Surface Resistivity per Square	>= 1.00e+13 ohm	>= 1.00e+13 ohm	ISO IEC93
Dielectric Strength	150 kV/mm	3810 kV/in

Thermal Properties	Metric	English	Comments
CTE, linear	91.0 µm/m-°C @Temperature 20.0 °C	50.6 µin/in-°F @Temperature 68.0 °F
Vicat Softening Point	81.0 °C	178 °F	50N (T° increase = 5°C/h); ISO 306B50
	90.0 °C	194 °F	10N (T° increase = 50°C/h); ISO 306A50

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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PFINAA035 / 38471

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