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Master Bond adhesives

Braskem BF 2021 LDPE Cast Film Extrusion Polyethylene  (discontinued **)
Categories: Polymer; Film; Thermoplastic; Polyethylene (PE); Low Density (LDPE); Low Density Polyethylene (LDPE), Film Grade
Material Notes: 38µm film gauge, obtained in 75mm extruder, die gap 1.0mm, output 1.75 kg/h-cm with 2:1 BUR.

Applications: Films for absorbents and diapers (with HDPE and LLDPE); general purpose.

Information provided by Braskem
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 0.921 g/cc0.0333 lb/in³ASTM D1505
Thickness 38.0 microns1.50 mil
Melt Flow 2.0 g/10 min
@Load 2.16 kg,
Temperature 230 °C		2.0 g/10 min
@Load 4.76 lb,
Temperature 446 °F		ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 12.0 MPa1740 psiASTM D638
Film Elongation at Break, MD 287 %287 %ASTM D882
Film Elongation at Break, TD 995 %995 %ASTM D882
Elongation at Break 542 %542 %ASTM D638
Coefficient of Friction 0.430.43ASTM D1894
Elmendorf Tear Strength, TD 4.40 g/micron112 g/milASTM D1922
Dart Drop 3.02 g/micron76.7 g/milASTM D1709
Film Tensile Strength at Break, MD 35.0 MPa5080 psiASTM D882
Film Tensile Strength at Break, TD 20.0 MPa2900 psiASTM D882
Heat Seal Strength Initiation Temperature 105 °C221 °FSealing Initial Temperature; Braskem® Method
 
Thermal PropertiesMetricEnglishComments
Vicat Softening Point 89.0 °C192 °FASTM D1525
 
Optical PropertiesMetricEnglishComments
Haze 6.0 %6.0 %ASTM D1003
Gloss 10.5 %10.5 %60° angle; ASTM D2457
 
Descriptive Properties
Minimum Recommended Thickness30 µm

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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PBRAS085 / 27819




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