LyondellBasell Lupolen 2421F Low Density Polyethylene (LDPE), Blown Film Grade

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LyondellBasell Lupolen 2421F Low Density Polyethylene (LDPE), Blown Film Grade
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Low Density (LDPE); Low Density Polyethylene (LDPE), Film Grade
Material Notes:	Lupolen 2421 F is an additivated, low density polyethylene. It is characterized by a good melt strength leading to a good bubble stability during blown film extrusion. It contains an antioxidant and is delivered in pellet form. This product is not intended for use in medical and pharmaceutical applications. Applications: Agriculture Film, Bags & Pouches, Food Packaging Film, Hygiene Film, Liner Film, Shrink Film Information provided by LyondellBasell.
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Physical Properties	Original Value	Comments

Density	0.923 g/cc	ISO 1183-1
Melt Flow	0.75 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133-1

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	11.0 MPa	ISO 527-1,-2
Film Elongation at Break, MD	300 %	ISO 527-1,-3
Film Elongation at Break, TD	600 %	ISO 527-1,-3
Tensile Modulus	260 MPa	ISO 527-1,-2
Coefficient of Friction	>= 0.80	ISO 8295
Dart Drop Test	150 g	F50; ASTM D 1709
Film Tensile Strength at Break, MD	26.0 MPa	ISO 527-1,-3
Film Tensile Strength at Break, TD	24.0 MPa	ISO 527-1,-3

Thermal Properties	Original Value	Comments
Melting Point	111 °C	peak; ISO 3146
Vicat Softening Point	96.0 °C	A50N; ISO 306

Optical Properties	Original Value	Comments
Haze	<= 8.0 % @Thickness 0.0500 mm	ASTM D1003
Gloss	>= 40 %	@ 20°; ASTM D2457
	>= 90 %	@ 60°; ASTM D2457

Processing Properties	Original Value	Comments
Processing Temperature	170 - 220 °C	Extrusion Temperature

Descriptive Properties
Failure Energy (J/mm)	5.5	DIN 53373
Processing Method	Blown Film
Test Specimen	film, 50µm blown film extruded at 180°C, and a blow up ratio 2.5:1

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