Ineos CAP311US2 High Density Polyethylene copolymer

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Ineos CAP311US2 High Density Polyethylene copolymer
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE); High Density Polyethylene (HDPE), Injection Molded
Material Notes:	CAP311US2 is a High Density Polyethylene copolymer manufactured by INEOS Olefins & Polymers intended for the injection and compression molding of screw caps for still mineral water and lightly pressurized beverages. Developed for applications requiring excellent process ability, high rigidity, enhanced stress cracking resistance and excellent organoleptic properties, CAP 311US2 is well suited for packaging in direct contact with beverages and sensitive food. CAP311US2 contains a slip package for lower cap removal torques and improved capping performance. This material meets the Food and Drug Administration requirements of 21 CFR 177.1520. Information provided by INEOS
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Physical Properties	Original Value	Comments

Density	0.960 g/cc	ASTM D4883
ESCR 100% Igepal®	62 hour	Condition B, 100% Igepal, F50; ASTM D1693
ESCR 10% Igepal®	21 hour	Condition B, F50; ASTM D1693
Melt Flow	3.8 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	28.8 MPa	2 in/min; ASTM D638
Elongation at Break	>= 900 %	2 in/min; ASTM D638
Flexural Modulus	1550 MPa	Tangent; ASTM D790
Izod Impact, Notched (ISO)	4.50 kJ/m²	ASTM D256

Compliance Properties	Original Value	Comments
FDA	Yes	21CFR 177.1520

Descriptive Properties
Molecular Weight Distribution	Bimodal	INEOS Method

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PINEOS857 / 291463

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