LG Chemical LUMID LW4403A(W) PA66+GF/MF40%, Low Warpage

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LG Chemical LUMID LW4403A(W) PA66+GF/MF40%, Low Warpage
Categories:	Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 66 (PA66); Nylon 66, Glass/Mineral Filled
Material Notes:	Feature: Injection Molding, PA66+GF/MF40%, Low Warpage Application: Automotive (Timing Belt Cover) CAS No. 25038-54-4, 13983-17-0 and 65997-17-3 Information provided by LG Chemical
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Physical Properties	Original Value	Comments

Specific Gravity	1.49 g/cc	ASTM D792
Water Absorption	0.90 %	ASTM D570
Linear Mold Shrinkage, Flow	0.0050 - 0.011 cm/cm @Thickness 3.20 mm	ASTM D955

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	121	ASTM D785
Tensile Strength, Yield	1300 kg(f)/cm² @Thickness 3.20 mm	5mm/min; ASTM D638
Elongation at Break	4.0 % @Thickness 3.20 mm	5mm/min; ASTM D638
Flexural Yield Strength	2000 kg(f)/cm² @Thickness 3.20 mm	1.3mm/min; ASTM D790
Flexural Modulus	75000 kg(f)/cm² @Thickness 3.20 mm	1.3mm/min; ASTM D790
Izod Impact, Notched	6.00 kg-cm/cm @Thickness 3.20 mm, Temperature 23.0 °C	ASTM D256

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+14 ohm-cm	ASTM D257
Dielectric Constant	3.0 @Frequency 1e+6 Hz	ASTM D150
Dielectric Strength	21.0 kV/mm @Thickness 1.00 mm	ASTM D149
Arc Resistance	130 sec	ASTM D495

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	40.0 µm/m-°C	ASTM D696
Deflection Temperature at 1.8 MPa (264 psi)	200 °C @Thickness 6.40 mm	Unannealed; ASTM D648

Processing Properties	Original Value	Comments
Rear Barrel Temperature	245 - 265 °C	Injection Molding
Middle Barrel Temperature	255 - 280 °C	Injection Molding
Front Barrel Temperature	255 - 285 °C	Injection Molding
Nozzle Temperature	255 - 285 °C	Injection Molding
Melt Temperature	255 - 285 °C	Injection Molding
Mold Temperature	80.0 - 100 °C	Injection Molding
Drying Temperature	80.0 - 100 °C	Injection Molding
Dry Time	4.00 - 5.00 hour	Injection Molding

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