LyondellBasell Lupolen 2420D Low Density Polyethylene (LDPE), Blown Film Grade

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LyondellBasell Lupolen 2420D 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 2420 D is a non-additivated, low density polyethylene. It is characterized by a high melt strength leading to a good bubble stability during blown film extrusion. It is delivered in pellet form. This product is not intended for use in medical and pharmaceutical applications. Applications: Agriculture Film, Bags & Pouches, Heavy Duty Packaging, Liner Film, Shrink Film, Stretch Hood Information provided by LyondellBasell.
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Physical Properties	Metric	English	Comments

Density	0.923 g/cc	0.0333 lb/in³	ISO 1183-1
Melt Flow	0.25 g/10 min @Load 2.16 kg, Temperature 190 °C	0.25 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133-1

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	10.0 MPa	1450 psi	ISO 527-1,-2
Film Elongation at Break, MD	200 %	200 %	ISO 527-1,-3
Film Elongation at Break, TD	500 %	500 %	ISO 527-1,-3
Tensile Modulus	0.260 GPa	37.7 ksi	ISO 527-1,-2
Coefficient of Friction	>= 0.80	>= 0.80	ISO 8295
Dart Drop Test	250 g	0.551 lb	F50; ASTM D 1709
Film Tensile Strength at Break, MD	27.0 MPa	3920 psi	ISO 527-1,-3
Film Tensile Strength at Break, TD	25.0 MPa	3630 psi	ISO 527-1,-3

Thermal Properties	Metric	English	Comments
Melting Point	110 °C	230 °F	peak; ISO 3146
Vicat Softening Point	96.0 °C	205 °F	A50N; ISO 306

Optical Properties	Metric	English	Comments
Haze	<= 14 % @Thickness 0.0500 mm	<= 14 % @Thickness 0.00197 in	ASTM D1003
Gloss	>= 15 %	>= 15 %	@ 20°; ASTM D2457
	>= 50 %	>= 50 %	@ 60°; ASTM D2457

Processing Properties	Metric	English	Comments
Processing Temperature	170 - 220 °C	338 - 428 °F	Extrusion Temperature

Descriptive Properties
Failure Energy (J/mm)	6.5		DIN 53373, film thickness 70µm
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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PEQT8529 / 220164

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