Idemitsu Kosan XAREC™ S131 Syndiotactic Polystyrene (SPS), 30% Glass-Filled

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Idemitsu Kosan XAREC™ S131 Syndiotactic Polystyrene (SPS), 30% Glass-Filled
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Syndiotactic Polystyrene (SPS); Syndiotactic Polystyrene (SPS) with Glass or Carbon Fiber
Material Notes:	Glass fiber reinforced, flame retardant HB. PS-ST-GF30. General Xarec™ Information: XAREC boasts remarkable heat and chemical resistance, as well as superior dimensional stability, making it the preferred SPS in many fields. XAREC is used in the automobile industry for use in critical electrical parts and components. XAREC is often applied to lead-free reflow soldering to comply with current environmental regulations such as RoHS. Information provided by Idemitsu Losan Co.
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Physical Properties	Metric	English	Comments

Density	1.25 g/cc	0.0452 lb/in³	ISO 1183
Moisture Absorption	0.0100 % @Time 86400 sec	0.0100 % @Time 24.0 hour	50% RH; ISO 62
Linear Mold Shrinkage, Flow	0.0010 - 0.0040 cm/cm	0.0010 - 0.0040 in/in	Idemitsu Method
Linear Mold Shrinkage, Transverse	0.0030 - 0.0080 cm/cm	0.0030 - 0.0080 in/in	Idemitsu Method

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	120 MPa	17400 psi	ISO 527
Elongation at Break	2.1 %	2.1 %	ISO 527
Tensile Modulus	9.70 GPa	1410 ksi	ISO 527
Flexural Strength	190 MPa	27600 psi	ISO 178
Flexural Modulus	9.30 GPa	1350 ksi	ISO 178
Izod Impact, Notched (ISO)	12.0 kJ/m²	5.71 ft-lb/in²	ISO 180
Izod Impact, Unnotched (ISO)	39.0 kJ/m²	18.6 ft-lb/in²	ISO 180
Charpy Impact Unnotched	4.40 J/cm²	20.9 ft-lb/in²	ISO 179
Charpy Impact, Notched	1.20 J/cm²	5.71 ft-lb/in²	ISO 179

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+16 ohm-cm	>= 1.00e+16 ohm-cm	IEC 60093
Dielectric Constant	2.9 @Frequency 1e+6 Hz	2.9 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	48.0 kV/mm	1220 kV/in	ASTM D149
Dissipation Factor	0.0010 @Frequency 1e+6 Hz	0.0010 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	>= 600 V	>= 600 V	IEC 60112?Solution A

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	19.0 µm/m-°C @Temperature -30.0 - 30.0 °C	10.6 µin/in-°F @Temperature -22.0 - 86.0 °F	TMA
CTE, linear, Transverse to Flow	43.0 µm/m-°C @Temperature -30.0 - 30.0 °C	23.9 µin/in-°F @Temperature -22.0 - 86.0 °F	TMA
Deflection Temperature at 0.46 MPa (66 psi)	265 °C	509 °F	ISO 75B
Deflection Temperature at 1.8 MPa (264 psi)	245 °C	473 °F	ISO 75A
UL RTI, Electrical	130 °C	266 °F	UL746B
UL RTI, Mechanical with Impact	120 °C	248 °F	UL746B
UL RTI, Mechanical without Impact	130 °C	266 °F	UL746B
Flammability, UL94	HB @Thickness 0.750 mm	HB @Thickness 0.0295 in

Processing Properties	Metric	English	Comments
Melt Temperature	280 - 310 °C	536 - 590 °F
Mold Temperature	130 - 155 °C	266 - 311 °F
Drying Temperature	120 °C @Time 10800 - 18000 sec	248 °F @Time 3.00 - 5.00 hour

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PIDEM140 / 249604

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