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Ensinger PEI

Celanese VECTRA E440i LCP, 42% Mineral / Glass Reinforced
Categories: Polymer; Thermoplastic; Liquid Crystal Polymer (LCP); Liquid Crystal Polymer (LCP), 40% Glass Fiber Filled
Material Notes: Mineral and glass filled grade with low warp, easy flow and smooth surface apperance.

Information provided by Celanese
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Physical PropertiesMetricEnglishComments
Density 1.77 g/cc0.0639 lb/in³ISO 1183
Linear Mold Shrinkage, Flow 0.00 cm/cm0.00 in/inISO 294-4
Linear Mold Shrinkage, Transverse 0.0050 cm/cm0.0050 in/inISO 294-4
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 118 MPa17100 psi5mm/min; ISO 527-2/1A
Elongation at Break 2.0 %2.0 %5mm/min; ISO 527-2/1A
Tensile Modulus 11.6 GPa1680 ksi50mm/min; ISO 527-2/1A
Flexural Strength 165 MPa23900 psiISO 178
Flexural Modulus 12.0 GPa1740 ksiISO 178
Izod Impact, Notched (ISO) 9.00 kJ/m²4.28 ft-lb/in²ISO 180/1A
 25.0 kJ/m²
@Temperature 23.0 °C		11.9 ft-lb/in²
@Temperature 73.4 °F		ISO 180/1U
Charpy Impact Unnotched 2.40 J/cm²11.4 ft-lb/in²ISO 179/1eU
Charpy Impact, Notched 0.600 J/cm²2.86 ft-lb/in²ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cmIEC 60093
Surface Resistance >= 1.00e+15 ohm>= 1.00e+15 ohmIEC 60093
Comparative Tracking Index 175 V175 VIEC 60112
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 11.0 µm/m-°C6.11 µin/in-°FISO 11359-2
CTE, linear, Transverse to Flow 20.0 µm/m-°C11.1 µin/in-°FISO 11359-2
Melting Point 335 °C635 °F10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 1.8 MPa (264 psi) 260 °C500 °FISO 75-1, -2
Deflection Temperature at 8.0 MPa 177 °C351 °FISO 75-1, -2
Flammability, UL94 V-0V-0
 
Processing PropertiesMetricEnglishComments
Processing Temperature 80.0 - 120 °C176 - 248 °Fcavity
 335 - 345 °C635 - 653 °Fhot runner
Feed Temperature 60.0 - 80.0 °C140 - 176 °F
Zone 1 315 - 325 °C599 - 617 °F
Zone 2 320 - 330 °C608 - 626 °F
Zone 3 330 - 340 °C626 - 644 °F
Zone 4 330 - 340 °C626 - 644 °F
Die Temperature 335 - 345 °C635 - 653 °F
Melt Temperature 340 - 350 °C644 - 662 °F
Drying Temperature 150 - 170 °C302 - 338 °F
Dry Time 6.00 hour6.00 hour
Moisture Content <= 0.010 %<= 0.010 %
Injection Pressure 50.0 - 150 MPa7250 - 21800 psi
Hold Pressure 50.0 - 150 MPa7250 - 21800 psi
Back Pressure <= 3.00 MPa<= 435 psi
Screw Speed  80 rpm
@Diameter 40.0 mm		80 rpm
@Diameter 1.57 in
 140 rpm
@Diameter 25.0 mm		140 rpm
@Diameter 0.984 in
 200 rpm
@Diameter 16.0 mm		200 rpm
@Diameter 0.630 in
 
Descriptive Properties
Injection speedvery fast

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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