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Ensinger PEI

LG Chemical LUMID LW4303B(W) PA66+MF30%, Low Warpage
Categories: Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, 30% Mineral Filled
Material Notes: Feature: Injection Molding, PA66+MF30%, Low Warpage

Application: Automotive Parts

CAS No. 32131-17-2, 13983-17-0 and 65997-17-3

Information provided by LG Chemical
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Physical PropertiesMetricEnglishComments
Specific Gravity 1.40 g/cc1.40 g/ccASTM D792
Water Absorption 0.70 %0.70 %ASTM D570
Maximum Moisture Content 0.0900.090Injection Molding
Linear Mold Shrinkage, Flow 0.0050 - 0.011 cm/cm
@Thickness 3.20 mm		0.0050 - 0.011 in/in
@Thickness 0.126 in		ASTM D955
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 122122ASTM D785
Tensile Strength, Yield 186 MPa
@Thickness 3.20 mm		27000 psi
@Thickness 0.126 in		5mm/min; ASTM D638
Elongation at Break 2.0 %
@Thickness 3.20 mm		2.0 %
@Thickness 0.126 in		5mm/min; ASTM D638
Flexural Yield Strength 186 MPa
@Thickness 3.20 mm		27000 psi
@Thickness 0.126 in		1.3mm/min; ASTM D790
Flexural Modulus 5.88 GPa
@Thickness 3.20 mm		853 ksi
@Thickness 0.126 in		1.3mm/min; ASTM D790
Izod Impact, Notched 0.490 J/cm
@Thickness 3.20 mm,
Temperature 23.0 °C		0.918 ft-lb/in
@Thickness 0.126 in,
Temperature 73.4 °F		ASTM D256
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+14 ohm-cm1.00e+14 ohm-cmASTM D257
Dielectric Strength 21.0 kV/mm
@Thickness 1.00 mm		533 kV/in
@Thickness 0.0394 in		ASTM D149
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 40.0 µm/m-°C22.2 µin/in-°FASTM D696
Melting Point 260 °C500 °FASTM D3418
Deflection Temperature at 1.8 MPa (264 psi) 235 °C
@Thickness 6.40 mm		455 °F
@Thickness 0.252 in		Unannealed; ASTM D648
 
Processing PropertiesMetricEnglishComments
Rear Barrel Temperature 270 - 285 °C518 - 545 °FInjection Molding
Middle Barrel Temperature 275 - 290 °C527 - 554 °FInjection Molding
Front Barrel Temperature >= 280 °C>= 536 °FInjection Molding
Nozzle Temperature 280 - 295 °C536 - 563 °FInjection Molding
Melt Temperature 270 - 295 °C518 - 563 °FInjection Molding
Mold Temperature 80.0 - 110 °C176 - 230 °FInjection Molding
Drying Temperature 80.0 - 100 °C176 - 212 °FInjection Molding
Dry Time 4.00 - 5.00 hour4.00 - 5.00 hourInjection Molding
Back Pressure 29.4 - 58.8 MPa4260 - 8530 psiInjection Molding
Screw Speed 30 - 60 rpm30 - 60 rpmInjection Molding

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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