LyondellBasell Alathon® M5372 High Density Polyethylene

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LyondellBasell Alathon® M5372 High Density Polyethylene
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE)
Material Notes:	Applications ALATHON M 5372 copolymer with narrow weight distribution. This resin provides high impact strength and stress crack resistance, excellent color, low odor and good processing stability. Typical applications include open head pails, and large shipping containers. Regulatory Status M 5372 meets the requirements of Food and Drug Administration regulation, 21 CFR 177.1520. This regulation allows the use of this olefin polymer in "…articles or components of articles intended for use in contact with food." Specific limitations or conditions of use may apply. Processing Techniques Specific recommendations for processing M 5372 can only be made when the processing conditions, equipment and end use are known. This product is from the former Equistar product line.
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Physical Properties	Original Value	Comments

Bulk Density	0.593 - 0.625 g/cc	ASTM D1895
Density	0.953 g/cc	ASTM D1505
Melt Flow	6.9 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238
Spiral Flow	8.80 in	Spiral channel (0.625” insert) with injection pressure of 1000 psi at 440°F.; Equistar

Mechanical Properties	Original Value	Comments
Hardness, Shore D	70	ASTM D2240
Tensile Strength at Break	3170 psi	50 mm/min. Type IV; ASTM D638
Tensile Strength, Yield	3950 psi	50 mm/min. Type IV; ASTM D638
Elongation at Break	1240 %	50 mm/min. Type IV; ASTM D638
Elongation at Yield	11 %	50 mm/min. Type IV; ASTM D638
Tensile Modulus	111000 psi	50 mm/min. Type I; ASTM D638
	132100 psi	Young's Modulus 50 mm/min. Type I; ASTM D638
Flexural Modulus	186800 psi	Flexural Young's Modulus, 12.5 mm/min; ASTM D790
	141700 psi @Strain 2 %	Secant, 12.5 mm/min; ASTM D790
Flexural Modulus, 1% Secant	172000 psi	12.5 mm/min; ASTM D790
Izod Impact, Notched	0.900 ft-lb/in	ASTM D256
Izod Impact, Unnotched	NB @Temperature -18.0 °C	ASTM D4812

Thermal Properties	Original Value	Comments
Melting Point	268.2 °F	ASTM D3418
Crystallization Temperature	115.8 °C	ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	70.0 °C	ASTM D648
Vicat Softening Point	127 °C	ASTM D1525
Brittleness Temperature	<= -76.0 °C	F₅₀; ASTM D746

Processing Properties	Original Value	Comments
Rear Barrel Temperature	450 °F
Middle Barrel Temperature	470 °F
Front Barrel Temperature	475 °F
Nozzle Temperature	475 °F

Compliance Properties	Original Value	Comments
FDA	Yes	See notes for details.

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