Westlake EN1820 Low Density Polyethylene

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Westlake EN1820 Low Density Polyethylene (discontinued **)
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Low Density (LDPE)
Material Notes:	Westlake Polyethylene EN1820 natural is a low density formulation with outstanding optical properties, making this material an excellent choice for calendaring and as a clarity filler in coextruded applications. Application/Uses Food contact applications General purpose clarity packaging FDA: This material complies with FDA regulations in 21 CFR, section 177.1520. Kosher Compliant. All information provided by Westlake Chemical
Key Words:	Outstanding optical properties
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Physical Properties	Original Value	Comments

Density	0.920 g/cc	ASTM D1505
Thickness	1.50 mil
Melt Flow	2.0 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Film Elongation at Break, MD	300 %	ASTM D882
Film Elongation at Break, TD	800 %	ASTM D882
Dart Drop	53.3 g/mil	ASTM D1709
Film Tensile Strength at Break, MD	4900 psi	ASTM D882
Film Tensile Strength at Break, TD	3300 psi	ASTM D882
1% Secant Modulus, MD	30000 psi	ASTM D882
1% Secant Modulus, TD	35000 psi	ASTM D882

Optical Properties	Original Value	Comments
Haze	6.5 %	ASTM D1003
Gloss	60 %	at 45º; ASTM D2457

Processing Properties	Original Value	Comments
Melt Temperature	360 - 380 °F	with BUR of 2.4:1 or higher
Blow-up Ratio (BUR)	2.4

Descriptive Properties
Process	Extrusion

**
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