LG Chemical LUSEP HN2400 PPA+GF40%, Injection Molding

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LG Chemical LUSEP HN2400 PPA+GF40%, Injection Molding
Categories:	Polymer; Thermoplastic; Polyphthalamide (PPA); Polyphthalamide (PPA), 40% Glass Fiber Reinforced
Material Notes:	High temperature, High stiffness Application: Automotive, E&E Part Information provided by LG Chemical
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Physical Properties	Original Value	Comments

Density	1.50 g/cc	ASTM D792
Moisture Absorption	0.20 % @Time 86400 sec	50% RH; ASTM D570
Linear Mold Shrinkage, Flow	0.0031 cm/cm	ASTM D955
Linear Mold Shrinkage, Transverse	0.0062 cm/cm	ASTM D955

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	230 MPa @Thickness 3.20 mm	5mm/min; ASTM D638
Elongation at Break	2.3 % @Thickness 3.20 mm	5mm/min; ASTM D638
Flexural Strength	340 MPa @Thickness 3.20 mm	1.3mm/min; ASTM D790
Flexural Modulus	137000 kg(f)/cm² @Thickness 3.20 mm	1.3mm/min; ASTM D790
Izod Impact, Notched	11.2 kg-cm/cm @Thickness 3.20 mm	ASTM D256

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+14 ohm-cm	ASTM D257
Dielectric Strength	23.0 kV/mm @Thickness 1.00 mm	ASTM D149
Comparative Tracking Index	600 V	Solution A; IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	19.0 µm/m-°C	ASTM D696
CTE, linear, Transverse to Flow	91.0 µm/m-°C	ASTM D696
Melting Point	310 °C	ASTM D3418
Deflection Temperature at 1.8 MPa (264 psi)	285 °C @Thickness 6.40 mm	Unannealed; ASTM D648

Processing Properties	Original Value	Comments
Rear Barrel Temperature	300 - 320 °C
Middle Barrel Temperature	310 - 330 °C
Front Barrel Temperature	310 - 330 °C
Nozzle Temperature	320 - 340 °C
Melt Temperature	320 - 330 °C
Mold Temperature	100 - 140 °C
Drying Temperature	100 - 120 °C @Time 14400 - 18000 sec
Moisture Content	0.060 - 0.10 %
Back Pressure	150 - 300 MPa
Screw Speed	50 - 150 rpm

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PLHCHEM9843 / 239359

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