Idemitsu Kosan Xarec® EA 522 SPS, 22% Glass Filled

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Idemitsu Kosan Xarec® EA 522 SPS, 22% Glass Filled
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Syndiotactic Polystyrene (SPS); Syndiotactic Polystyrene (SPS) with Glass or Carbon Fiber
Material Notes:	Crystalline Polymer, Glass Filled, Ignition Resistant, Impact Modified. Used in Electronic and Electrical applications
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Physical Properties	Original Value	Comments

Density	1.32 g/cc
Filler Content	22 %
Moisture Absorption	0.010 %	24 hrs., 50% RH
Linear Mold Shrinkage, Flow	0.0020 - 0.0040 cm/cm
Linear Mold Shrinkage, Transverse	0.0050 - 0.0070 cm/cm

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	100 MPa
Elongation at Break	2.3 %
Tensile Modulus	8.00 GPa
Flexural Yield Strength	155 MPa
Flexural Modulus	7.50 GPa
Izod Impact, Notched (ISO)	11.0 kJ/m²
Izod Impact, Unnotched (ISO)	34.0 kJ/m²
Charpy Impact Unnotched	39.0 kJ/m²
Charpy Impact, Notched	12.0 kJ/m²

Electrical Properties	Original Value	Comments
Electrical Resistivity	1.00e+16 ohm-cm
Dielectric Constant	3.0
Dielectric Strength	35.0 kV/mm	ASTM D145
Dissipation Factor	0.0010	IEC 60250
Arc Resistance	120 - 180 sec	ASTM D495
Comparative Tracking Index	400 - 600 V	IEC 60112
Hot Wire Ignition, HWI	60 - 120 sec @Thickness 1.50 mm	UL 746A
High Amp Arc Ignition, HAI	>= 120 arcs @Thickness 1.50 mm	UL 746A
High Voltage Arc-Tracking Rate, HVTR	0.000 - 10.0 mm/min	UL746A

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	24.0 µm/m-°C @Temperature -30.0 - 30.0 °C
CTE, linear, Transverse to Flow	53.0 µm/m-°C
Deflection Temperature at 0.46 MPa (66 psi)	265 °C
Deflection Temperature at 1.8 MPa (264 psi)	230 °C
UL RTI, Electrical	125 °C	UL746B
UL RTI, Mechanical with Impact	120 °C	UL746B
UL RTI, Mechanical without Impact	120 °C	UL746B
Flammability, UL94	V-0 @Thickness 1.50 mm
	5VA @Thickness 2.30 mm

Processing Properties	Original Value	Comments
Melt Temperature	280 - 310 °C
Mold Temperature	50.0 - 80.0 °C
	130 - 155 °C	For optimal surface finish

Descriptive Properties
Comments	Improved tensile elongation

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PIDEM101 / 171611

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