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Ensinger PEI

Idemitsu Kosan Xarec® EA 528 SPS, 30% Glass Filled  (discontinued **)
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 1.39 g/cc0.0502 lb/in³ISO 1183 B
Filler Content 30 %30 %Glass
Water Absorption 0.090 %0.090 %24 hours
Linear Mold Shrinkage 0.0015 - 0.0030 cm/cm
@Thickness 2.00 mm		0.0015 - 0.0030 in/in
@Thickness 0.0787 in		ISO 294
Linear Mold Shrinkage, Transverse 0.0070 - 0.0090 cm/cm
@Thickness 2.00 mm		0.0070 - 0.0090 in/in
@Thickness 0.0787 in		ISO 294
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 120 MPa17400 psiISO 527
Elongation at Break 2.0 %2.0 %ISO 527
Tensile Modulus 9.00 GPa1310 ksiISO 527
Flexural Strength 190 MPa27600 psiISO 178
Flexural Modulus 10.4 GPa1510 ksiISO 178
Izod Impact, Notched (ISO) 12.0 kJ/m²
@Temperature 23.0 °C		5.71 ft-lb/in²
@Temperature 73.4 °F		ISO 180/1A
Izod Impact, Unnotched (ISO) 50.0 kJ/m²23.8 ft-lb/in²ISO 180/1U
Charpy Impact Unnotched 3.90 J/cm²
@Temperature 23.0 °C		18.6 ft-lb/in²
@Temperature 73.4 °F		ISO 179
Charpy Impact, Notched 0.900 J/cm²
@Temperature 23.0 °C		4.28 ft-lb/in²
@Temperature 73.4 °F		ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.30e+18 ohm-cm1.30e+18 ohm-cmASTM D257
Dielectric Constant 3.2
@Frequency 1e+6 Hz		3.2
@Frequency 1e+6 Hz		ASTM D150
Dielectric Strength 31.0 kV/mm
@Thickness 0.800 mm		787 kV/in
@Thickness 0.0315 in		ASTM D149
Dissipation Factor 0.0020
@Frequency 1e+6 Hz		0.0020
@Frequency 1e+6 Hz		ASTM D150
Comparative Tracking Index 425 V425 VSolution A; IEC 112
 
Thermal PropertiesMetricEnglishComments
CTE, linear 18.0 µm/m-°C
@Temperature 100 °C		10.0 µin/in-°F
@Temperature 212 °F
Deflection Temperature at 0.46 MPa (66 psi) 255 °C491 °FISO 75B
Deflection Temperature at 1.8 MPa (264 psi) 210 °C410 °FISO 75-2
Vicat Softening Point 255 °C491 °FA/10N; ISO 306
Flammability, UL94 V-0
@Thickness 1.60 mm		V-0
@Thickness 0.0630 in
Oxygen Index 28 %28 %ISO 4589-1984
Glow Wire Test  960 °C
@Thickness 1.00 mm		1760 °F
@Thickness 0.0394 in		IEC 695-2-1
 960 °C
@Thickness 2.00 mm		1760 °F
@Thickness 0.0787 in		IEC 695-2-1
 960 °C
@Thickness 3.00 mm		1760 °F
@Thickness 0.118 in		IEC 695-2-1
 
Processing PropertiesMetricEnglishComments
Melt Temperature 285 - 310 °C545 - 590 °Fpre-drying not required
Mold Temperature 40.0 - 80.0 °C104 - 176 °F
 140 - 155 °C284 - 311 °Ffor optimal gloss and heat resistance

**
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