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Ensinger PEI

Celanese VECTRA E845i LDS LCP, 40% Mineral / Glass Reinforced
Categories: Polymer; Thermoplastic; Liquid Crystal Polymer (LCP); Liquid Crystal Polymer (LCP), 40% Glass Fiber Filled

Material Notes: LDS capable LCP with higher DTUL and impact

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 0.0023 cm/cm0.0023 in/inISO 294-4
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 130 MPa18900 psi5mm/min; ISO 527-2/1A
Elongation at Break 1.7 %1.7 %5mm/min; ISO 527-2/1A
Tensile Modulus 14.0 GPa2030 ksi50mm/min; ISO 527-2/1A
Flexural Strength 180 MPa26100 psiISO 178
Flexural Modulus 14.0 GPa2030 ksiISO 178
Charpy Impact, Notched 2.00 J/cm²9.52 ft-lb/in²ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant  3.87
@Frequency 1e+6 Hz
3.87
@Frequency 1e+6 Hz
IEC 60250
 4.35
@Frequency 2.05e+9 Hz
4.35
@Frequency 2.05e+9 Hz
Dissipation Factor  0.037
@Frequency 1e+6 Hz
0.037
@Frequency 1e+6 Hz
IEC 60250
 0.050
@Frequency 2.05e+9 Hz
0.050
@Frequency 2.05e+9 Hz
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 8.00 µm/m-°C4.44 µin/in-°FISO 11359-2
CTE, linear, Transverse to Flow 58.0 µm/m-°C32.2 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) 255 °C491 °FISO 75-1, -2
 
Processing PropertiesMetricEnglishComments
Processing Temperature 80.0 - 120 °C176 - 248 °Fcavity
 340 - 350 °C644 - 662 °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 3 325 - 335 °C617 - 635 °F
Zone 4 335 - 345 °C635 - 653 °F
Die Temperature 340 - 350 °C644 - 662 °F
Melt Temperature 340 - 350 °C644 - 662 °F
Drying Temperature >= 150 °C>= 302 °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
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 speedmedium

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