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Rulon Bearings

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
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 1.32 g/cc0.0477 lb/in³
Filler Content 22 %22 %
Moisture Absorption 0.010 %0.010 %24 hrs., 50% RH
Linear Mold Shrinkage, Flow 0.0020 - 0.0040 cm/cm0.0020 - 0.0040 in/in
Linear Mold Shrinkage, Transverse 0.0050 - 0.0070 cm/cm0.0050 - 0.0070 in/in
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 100 MPa14500 psi
Elongation at Break 2.3 %2.3 %
Tensile Modulus 8.00 GPa1160 ksi
Flexural Yield Strength 155 MPa22500 psi
Flexural Modulus 7.50 GPa1090 ksi
Izod Impact, Notched (ISO) 11.0 kJ/m²5.23 ft-lb/in²
Izod Impact, Unnotched (ISO) 34.0 kJ/m²16.2 ft-lb/in²
Charpy Impact Unnotched 3.90 J/cm²18.6 ft-lb/in²
Charpy Impact, Notched 1.20 J/cm²5.71 ft-lb/in²
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cm
Dielectric Constant 3.03.0
Dielectric Strength 35.0 kV/mm889 kV/inASTM D145
Dissipation Factor 0.00100.0010IEC 60250
Arc Resistance 120 - 180 sec120 - 180 secASTM D495
Comparative Tracking Index 400 - 600 V400 - 600 VIEC 60112
Hot Wire Ignition, HWI 60 - 120 sec
@Thickness 1.50 mm		60 - 120 sec
@Thickness 0.0591 in		UL 746A
High Amp Arc Ignition, HAI >= 120 arcs
@Thickness 1.50 mm		>= 120 arcs
@Thickness 0.0591 in		UL 746A
High Voltage Arc-Tracking Rate, HVTR 0.000 - 10.0 mm/min0.000 - 0.394 in/minUL746A
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 24.0 µm/m-°C
@Temperature -30.0 - 30.0 °C		13.3 µin/in-°F
@Temperature -22.0 - 86.0 °F
CTE, linear, Transverse to Flow 53.0 µm/m-°C29.4 µin/in-°F
Deflection Temperature at 0.46 MPa (66 psi) 265 °C509 °F
Deflection Temperature at 1.8 MPa (264 psi) 230 °C446 °F
UL RTI, Electrical 125 °C257 °FUL746B
UL RTI, Mechanical with Impact 120 °C248 °FUL746B
UL RTI, Mechanical without Impact 120 °C248 °FUL746B
Flammability, UL94  V-0
@Thickness 1.50 mm		V-0
@Thickness 0.0591 in
 5VA
@Thickness 2.30 mm		5VA
@Thickness 0.0906 in
 
Processing PropertiesMetricEnglishComments
Melt Temperature 280 - 310 °C536 - 590 °F
Mold Temperature 50.0 - 80.0 °C122 - 176 °F
 130 - 155 °C266 - 311 °FFor optimal surface finish
 
Descriptive Properties
CommentsImproved tensile elongation

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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