Chevron Phillips Marlex® 7120B LLDPE Blown & Cast Film Resin

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Chevron Phillips Marlex® 7120B LLDPE Blown & Cast Film Resin
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Film Grade; LLDPE/Hexene, Film Grade
Material Notes:	This linear low density polyethylene is an ethylene-hexene copolymer tailored for film applications that require: Excellent processing characteristics Exceptional drawdown Use alone or in coextrusions; blends with other polyolefins Typical blown film applications include: Coextrusions Blend component to improve drawdown Thin gauge applications General purpose packaging Data provided by Chevron Phillips Chemical Company, LP. Formerly branded with the MarFlex® trade name.
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Physical Properties	Original Value	Comments

Density	0.919 g/cc	ASTM D1505
Thickness	1.25 mil
Melt Flow	2.0 g/10 min	190 °C/2.16 kg; ASTM D1238E
Slip Level	1000 ppm

Mechanical Properties	Original Value	Comments
Film Elongation at Break, MD	500 %	ASTM D882
Film Elongation at Break, TD	750 %	ASTM D882
Coefficient of Friction	0.70	ASTM D1894
Elmendorf Tear Strength, MD	300 g/mil	Notched; ASTM D1922
Elmendorf Tear Strength, TD	750 g/mil	Notched; ASTM D1992
Dart Drop	150 g/mil	ASTM D1709
Film Tensile Strength at Break, MD	6500 psi	ASTM D882
Film Tensile Strength at Break, TD	5500 psi	ASTM D882
1% Secant Modulus, MD	33000 psi	ASTM D882
1% Secant Modulus, TD	40000 psi	ASTM D882

Optical Properties	Original Value	Comments
Haze	18 %	ASTM D1003
Gloss	65 %	60°; ASTM D2457

Processing Properties	Original Value	Comments
Processing Temperature	270 °C	Cast Film
Die Opening	0.0640 cm
Extruder Size	6.35 cm

Descriptive Properties
Color	Natural

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PCHEVF10 / 20271

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