INEOS Styrolution Polystyrol 495 F GR 2 PS

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INEOS Styrolution Polystyrol 495 F GR 2 PS
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified
Material Notes:	Styrolution PS 495N is an impact resistant polystyrene with a good balance of toughness, high flow, heat resistance and high gloss. High flow, Good balance of toughness and heat resistance. Applications: Injection molding, TV & office equipment components, Air conditioners, Water tanks for toilet flushing. Information provided by STYROLUTION, which is a joint venture between BASF and INEOS
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Physical Properties	Metric	English	Comments

Density	1.05 g/cc	0.0379 lb/in³	ISO 1183
Moisture Absorption at Equilibrium	<= 0.10 % @Temperature 23.0 °C	<= 0.10 % @Temperature 73.4 °F	50% RH; ISO 62
Water Absorption at Saturation	<= 0.10 % @Temperature 23.0 °C	<= 0.10 % @Temperature 73.4 °F	ISO 62
Linear Mold Shrinkage	0.0030 - 0.0060 cm/cm	0.0030 - 0.0060 in/in	ISO 294-4
Melt Flow	9.5 g/10 min @Load 5.00 kg, Temperature 200 °C	9.5 g/10 min @Load 11.0 lb, Temperature 392 °F	Volumetric; cm3/10 min; ISO 1133

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	74.0 MPa	10700 psi	ISO 2039-1
Tensile Strength, Yield	26.0 MPa	3770 psi	ISO 527
Elongation at Break	40 %	40 %	ISO 527
Elongation at Yield	1.5 %	1.5 %	ISO 527
Tensile Modulus	2.00 GPa	290 ksi	ISO 527
Flexural Strength	40.0 MPa	5800 psi	ISO 178
Flexural Modulus	2.10 GPa	305 ksi	ISO 178
Izod Impact, Notched	1.80 J/cm	3.37 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	13.0 kJ/m² @Temperature 23.0 °C	6.19 ft-lb/in² @Temperature 73.4 °F	ISO 180/A
Charpy Impact Unnotched	13.0 J/cm² @Temperature -30.0 °C	61.9 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eU
Charpy Impact, Notched	1.70 J/cm² @Temperature 23.0 °C	8.09 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+18 ohm-cm	>= 1.00e+18 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+13 ohm	>= 1.00e+13 ohm	IEC 60093
Dielectric Constant	2.5 @Frequency 100 Hz	2.5 @Frequency 100 Hz	IEC 60250
	2.5 @Frequency 1e+6 Hz	2.5 @Frequency 1e+6 Hz	IEC 60250
Dissipation Factor	0.00040 @Frequency 100 Hz	0.00040 @Frequency 100 Hz	IEC 60250
	0.00040 @Frequency 1e+6 Hz	0.00040 @Frequency 1e+6 Hz	IEC 60250

Thermal Properties	Metric	English	Comments
CTE, linear	100 µm/m-°C	55.6 µin/in-°F	ISO 11359
Thermal Conductivity	0.170 W/m-K	1.18 BTU-in/hr-ft²-°F	DIN 52612-1
Deflection Temperature at 0.46 MPa (66 psi)	89.0 °C	192 °F	annealed 4 hours at 80°C; ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	85.0 °C	185 °F	annealed 4 hours at 80°C; ISO 75
Vicat Softening Point	90.0 °C @Load 5.10 kg	194 °F @Load 11.2 lb	VST/B/50. 50C/h; ISO 306
	98.0 °C @Load 1.02 kg	208 °F @Load 2.25 lb	VST/A/50. 50C/h; ISO 306

Processing Properties	Metric	English	Comments
Melt Temperature	180 - 260 °C	356 - 500 °F	ISO 294
Mold Temperature	10.0 - 60.0 °C	50.0 - 140 °F	ISO 294
Injection Velocity	200 mm/sec	7.87 in/sec	ISO 294

Descriptive Properties
Color	Natural
Commercial Status	Europe
Primary Processing Technique	Injection Molding
Surface Gloss	45		Skalenteile

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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PBASG0632 / 132265

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