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Ensinger PEI
Bayport Polymers Baystarâ„¢ D4720 High Density Polyethylene Film Resin, High Stalk Extrusion
Categories: Polymer; Film; Thermoplastic; Polyethylene (PE); Medium Density (MDPE); Medium Density Polyethylene (MDPE), Film Grade

Material Notes: Medium Molecular Weight. Excellent processability, good tear and impact strength, good stiffness, excellent compatibility with LDPE and LLDPE, excellent drawdown, good moisture barrier properties.

Applications: Multiwall liner, gas flush poultry bags, mailing envelopes, heavy duty shipping sacks, fresh cut produce packaging, coextrusions.

MatWeb has a separate entry for the resin without using high stalk extrusion.

This former Total Petrochemicals grade is now a part of the Bayport Polymers joint venture.

Available Properties
  • Density, ASTM D792
  • Water Vapor Transmission, ASTM E96/66
  • Thickness, as tested; with a 6:1 FLH/D ratio and a 4:1 BUR
  • Melt Flow, ASTM D1238
  • High Load Melt Index, ASTM D1238
  • Film Tensile Strength at Yield, MD, ASTM D882A
  • Film Tensile Strength at Yield, TD, ASTM D882A
  • Film Elongation at Break, MD, ASTM D882A
  • Film Elongation at Break, TD, ASTM D882A
  • Elmendorf Tear Strength MD, ASTM D1922
  • Elmendorf Tear Strength TD, ASTM D1922
  • Dart Drop, ASTM D1709A
  • Dart Drop Test, ASTM D1709A, 1.0 mil
  • Film Tensile Strength at Break, MD, ASTM D882A
  • Film Tensile Strength at Break, TD, ASTM D882A
  • Melting Point, ASTM D3417
  • Melt Temperature, Extrusion
Property Data

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