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Rulon Bearings

ExxonMobil LD 145.PX Packaging Resin  (discontinued **)
Categories: Polymer; Film; Thermoplastic; Polyethylene (PE); Low Density (LDPE); Low Density Polyethylene (LDPE), Film Grade

Material Notes: LD 145.PX resin is a homopolymer cast film resin offering good clarity and toughness. Applications include Bread bags and other Food Packaging.

Information provided by ExxonMobil Chemical

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Physical PropertiesMetricEnglishComments
Density 0.921 g/cc0.0333 lb/in³ExxonMobil Method
Thickness 38.1 microns1.50 mil
Melt Flow 3.0 g/10 min3.0 g/10 minExxonMobil Method
Antiblock Level 6000 ppm6000 ppm
Slip Level 1600 ppm1600 ppm
 
Mechanical PropertiesMetricEnglishComments
Film Tensile Strength at Yield, MD 8.00 MPa1160 psiat 2% offset; ASTM D882
Film Tensile Strength at Yield, TD 7.38 MPa1070 psiat 2% offset; ASTM D882
Film Elongation at Break, MD 180 %180 %ASTM D882
Film Elongation at Break, TD 540 %540 %ASTM D882
Film Elongation at Yield, MD 7.1 %7.1 %ASTM D882
Film Elongation at Yield, TD 5.8 %5.8 %ASTM D882
Elmendorf Tear Strength MD 280 g280 gASTM D1922
Elmendorf Tear Strength TD 180 g180 gASTM D1922
Elmendorf Tear Strength, MD 7.346 g/micron186.6 g/milASTM D1922
Elmendorf Tear Strength, TD 4.72 g/micron120 g/milASTM D1922
Dart Drop 1.83 g/micron46.6 g/milASTM D1709
Dart Drop Test 70.0 g0.154 lbASTM D1709
Film Tensile Strength at Break, MD 22.9 MPa3320 psiASTM D882
Film Tensile Strength at Break, TD 13.5 MPa1960 psiASTM D882
1% Secant Modulus, MD 152 MPa22000 psiASTM D882
1% Secant Modulus, TD 163 MPa23600 psiASTM D882
 
Thermal PropertiesMetricEnglishComments
Melting Point 109 °C228 °FPeak Melting Temperature; ExxonMobil Method
Crystallization Temperature 96.0 °C205 °FExxonMobil Method
Vicat Softening Point 93.3 °C200 °FASTM D1525
 
Optical PropertiesMetricEnglishComments
Haze 7.0 %7.0 %ASTM D1003
Gloss 72 %72 %45°; ASTM D2457
 
Descriptive Properties
FeaturesThermal Stabilizer

**
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