Westlake EF412 Low Density Polyethylene

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Westlake EF412 Low Density Polyethylene
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Low Density (LDPE)
Material Notes:	WESTLAKE polyethylene EF412 is a low-density polyethylene with very good optical and strength properties. This material is an excellent choice for bakery films and food packaging applications. Application/Uses General purpose clarity packaging Medium duty produce bags Bakery bags Bags for textile items FDA: This material complies with FDA regulations in 21 CFR, section 177.1520. Kosher Compliant. All information provided by Westlake Chemical
Key Words:	Very good optical and strength properties
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Physical Properties	Original Value	Comments

Density	0.923 g/cc	ASTM D1505
Thickness	1.25 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	350 %	ASTM D882
Film Elongation at Break, TD	700 %	ASTM D882
Dart Drop	100 g/mil	ASTM D1709
Film Tensile Strength at Break, MD	3500 psi	ASTM D882
Film Tensile Strength at Break, TD	2700 psi	ASTM D882
1% Secant Modulus, MD	25000 psi	ASTM D882
1% Secant Modulus, TD	29000 psi	ASTM D882

Optical Properties	Original Value	Comments
Haze	4.2 %	ASTM D1003
Gloss	76 %	at 45º; ASTM D2457

Processing Properties	Original Value	Comments
Melt Temperature	360 - 390 °F	with BUR of 1.5:1 or higher
Blow-up Ratio (BUR)	2.5

Descriptive Properties
Process	Film

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