LG Chemical SÉETEC M1685 PP Block copolymer

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LG Chemical SÉETEC M1685 PP Block copolymer
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene Copolymer
Material Notes:	Applications: Automotive Compounding Base, Industrial Parts Typical properties: SEETEC M1685 is a high crystallinity polypropylene block copolymer for injection molding applications. This grade exhibits an excellent stiffness, good impact resistance, high heat resistance as well as high productivity by cycle time reduction. Information provided by LG Chemical
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Physical Properties	Metric	English	Comments

Density	0.900 g/cc	0.0325 lb/in³	ASTM D1505
Melt Flow	30 g/10 min @Load 2.16 kg, Temperature 230 °C	30 g/10 min @Load 4.76 lb, Temperature 446 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	105	105	ASTM D785
Tensile Strength, Yield	31.0 MPa	4490 psi	50 mm/min; ASTM D638(
Elongation at Break	<= 50 %	<= 50 %	50 mm/min; ASTM D638
Flexural Modulus	1.90 GPa	276 ksi	28 mm/min; ASTM D790(
Izod Impact, Notched	0.300 J/cm @Temperature -20.0 °C	0.562 ft-lb/in @Temperature -4.00 °F	ASTM D256
	0.600 J/cm @Temperature 23.0 °C	1.12 ft-lb/in @Temperature 73.4 °F	ASTM D256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	135 °C	275 °F	ASTM D648
Vicat Softening Point	152 °C @Load 1.00 kg	306 °F @Load 2.20 lb	ASTM D1525

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PLHCHEM9885 / 239401

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