Marlex® 7120X

About
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 Good stiffness at thin gauges Available with slip or high stabilization package Typical blown film applications include: Coextrusions Blend component to improve drawdown Thin gauge applications General purpose packaging Typical cast film applications include: Stretch wrap Overwrap Coextrusions Nominal&&

Product Description
GenericLinear low density polyethylene
Material StatusCommercial: Negative
FeaturesGood Rigidity,Excellent Processability,Good dissection,Hexene copolymers
AvailabilitysNorth America,Latin America

Technical Data
PHYSICALNominal valueUnitTest method
Density0.919g/cm³ASTM D1505
Melt Flow Rate
190℃,2.16kg2.0g/10minASTM D1238

MECHANICALNominal valueUnitTest method
friction coefficient ASTM D1894
Casting thin film> 1.0 ASTM D1894
Blown film0.80 ASTM D1894

filmNominal valueUnitTest method
Secant modulus ASTM D882
1% secant, MD: 25 µ m, blow molded film228MPaASTM D882
1% secant, MD: 32 µ m, cast thin film200MPaASTM D882
1% secant, TD: 25 µ m, blow molded film276MPaASTM D882
1% secant, TD: 32 µ m, cast thin film214MPaASTM D882
tensile strength ASTM D882
MD, fracture, 25 µ m, blow molded film45.0MPaASTM D882
MD, fracture, 32 µ m, blow molded film43.0MPaASTM D882
TD, fracture, 25 µ m, blow molded film38.0MPaASTM D882
TD, fracture, 32 µ m, blow molded film33.0MPaASTM D882
Tensile strain ASTM D882
MD, fracture, 25 µ m, blow molded film500%ASTM D882
MD, fracture, 32 µ m, extruded film580%ASTM D882
TD, fracture, 25 µ m, blow molded film750%ASTM D882
TD, fracture, 32 µ m, extruded film780%ASTM D882
Drop hammer impact
31.8 µ m, cast thin film54.1kN/mASTM D1709
25 µ m, blow molded film180gASTM D1709
Elmandorf tear strength ASTM D1922
MD: 25 µ m, blow molded film300gASTM D1922
TD: 25 µ m, blow molded film750gASTM D1922
tear strength ASTM D1922
MD,31.8 µm115.8kN/mASTM D1922
TD,31.8 µm212.3kN/mASTM D1922

optical performanceNominal valueUnitTest method
gloss ASTM D2457
60 °, 1.00 µ m, blow molded film65 ASTM D2457
60 °, 31.8 µ m, cast thin film140 ASTM D2457
Haze ASTM D1003
25.4 µ m, blow molded film18%ASTM D1003
31.8 µ m, cast thin film3.0%ASTM D1003

Notes
1. Typical properties: these are not to be construed as specifications.
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