Vestyron® 314 Polystyrene

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Vestyron® 314 Polystyrene (discontinued **)
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Molded, Unreinforced
Material Notes:	Uses: Packaging, household articles, office articles, medical articles. ISO data as provided by the manufacturer.
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Physical Properties	Metric	English	Comments

Density	1.04 g/cc	0.0376 lb/in³
Water Absorption	0.00 %	0.00 %
Melt Flow	20 g/10 min	20 g/10 min

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	45.0 MPa	6530 psi
Elongation at Break	2.0 %	2.0 %
Modulus of Elasticity	3.10 GPa	450 ksi
Charpy Impact Unnotched	1.00 J/cm²	4.76 ft-lb/in²

Electrical Properties	Metric	English	Comments
Electrical Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm
Surface Resistance	1.00e+14 ohm	1.00e+14 ohm
Dielectric Constant	2.0 @Frequency 100 Hz	2.0 @Frequency 100 Hz
	2.0 @Frequency 1e+6 Hz	2.0 @Frequency 1e+6 Hz
Dielectric Strength	65.0 kV/mm	1650 kV/in
Dissipation Factor	0.00020 @Frequency 100 Hz	0.00020 @Frequency 100 Hz
	0.00020 @Frequency 1e+6 Hz	0.00020 @Frequency 1e+6 Hz
Comparative Tracking Index	350 V	350 V

Thermal Properties	Metric	English	Comments
CTE, linear	<= 50.0 µm/m-°C @Temperature 20.0 °C	<= 27.8 µin/in-°F @Temperature 68.0 °F
Deflection Temperature at 0.46 MPa (66 psi)	78.0 °C	172 °F
Deflection Temperature at 1.8 MPa (264 psi)	69.0 °C	156 °F
Vicat Softening Point	80.0 °C	176 °F	50°C/hr/50 N
Glass Transition Temp, Tg	83.0 °C	181 °F	10°C/min (50°F/min)
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 3.20 mm	HB @Thickness 0.126 in
Oxygen Index	18 %	18 %

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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