Celanese VECTRA E820iPd LCP, 42% Specialty

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Celanese VECTRA E820iPd LCP, 42% Specialty
Categories:	Polymer; Thermoplastic; Liquid Crystal Polymer (LCP); Liquid Crystal Polymer (LCP), 40% Glass Fiber Filled
Material Notes:	Catalytically modified E820i Information provided by Celanese
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Physical Properties	Metric	English	Comments

Density	1.79 g/cc	0.0647 lb/in³	ISO 1183
Linear Mold Shrinkage, Flow	0.0040 cm/cm	0.0040 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.012 cm/cm	0.012 in/in	ISO 294-4

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	89.0 MPa	12900 psi	5mm/min; ISO 527-2/1A
Elongation at Break	3.6 %	3.6 %	5mm/min; ISO 527-2/1A
Tensile Modulus	8.00 GPa	1160 ksi	50mm/min; ISO 527-2/1A
Flexural Strength	120 MPa	17400 psi	ISO 178
Flexural Modulus	8.80 GPa	1280 ksi	ISO 178
Flexural Strain at Break	3.2 %	3.2 %	ISO 178
Izod Impact, Notched (ISO)	4.00 kJ/m²	1.90 ft-lb/in²	ISO 180/1A
	28.0 kJ/m² @Temperature 23.0 °C	13.3 ft-lb/in² @Temperature 73.4 °F	ISO 180/1U
Charpy Impact Unnotched	3.00 J/cm²	14.3 ft-lb/in²	ISO 179/1eU
Charpy Impact, Notched	0.400 J/cm²	1.90 ft-lb/in²	ISO 179/1eA

Electrical Properties	Metric	English	Comments
Dissipation Factor	0.0163 @Frequency 1e+6 Hz	0.0163 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	175 V	175 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	23.0 µm/m-°C	12.8 µin/in-°F	ISO 11359-2
CTE, linear, Transverse to Flow	49.0 µm/m-°C	27.2 µin/in-°F	ISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi)	255 °C	491 °F	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	215 °C	419 °F	ISO 75-1, -2
Deflection Temperature at 8.0 MPa	119 °C	246 °F	ISO 75-1, -2
Flammability, UL94	V-0	V-0

Processing Properties	Metric	English	Comments
Processing Temperature	80.0 - 120 °C	176 - 248 °F	cavity
	335 - 345 °C	635 - 653 °F	hot runner
Feed Temperature	60.0 - 80.0 °C	140 - 176 °F
Zone 1	315 - 325 °C	599 - 617 °F
Zone 2	320 - 330 °C	608 - 626 °F
Zone 3	325 - 335 °C	617 - 635 °F
Zone 4	330 - 340 °C	626 - 644 °F
Die Temperature	335 - 345 °C	635 - 653 °F
Melt Temperature	340 °C	644 °F	ISO 294
	335 - 345 °C	635 - 653 °F
Mold Temperature	100 °C	212 °F	ISO 294
Injection Velocity	150 mm/sec	5.91 in/sec	ISO 294
Drying Temperature	>= 170 °C	>= 338 °F
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 hour
Moisture Content	<= 0.010 %	<= 0.010 %
Injection Pressure	50.0 - 150 MPa	7250 - 21800 psi
Hold Pressure	69.0 MPa	10000 psi	ISO 294
	50.0 - 150 MPa	7250 - 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 speed	very 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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