SPB681 is a low density polyethylene specifically developed for film extrusion applications. With outstanding processability, this resin ensures excellent stability in producing thin films. The films obtained with SPB681 exhibit exceptional optical properties, making it ideal for various film-related industries. Furthermore, this grade boasts a minimum carbon biobased content of 95%, confirming its commitment to sustainability.

Polymer Name: Low Density Polyethylene (LDPE)

Processing Methods: Blown Film Extrusion, Cast Film Extrusion, Extrusion, Film Extrusion, Injection Molding

Melt Flow Index: 3.8 - 3.8 g/10 min

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Typical Properties
ValueUnitsTest Method / Conditions
C14 Contentmin. 95%ASTM D 6866
Blown Film Properties
ValueUnitsTest Method / Conditions
Tensile Strength (at Break, MD)23MPaASTM D882
Tensile Strength (at Break, TD)14MPaASTM D882
Elongation (at Break, MD)370%ASTM D882
Elongation (at Break, TD)875%ASTM D882
Dart Drop Impact Strength75g/F50ASTM D1709
Elmendorf Tear Strength (MD)685gFASTM D1922
Elmendorf Tear Strength (TD)265gFASTM D1922
Haze7%ASTM D1003
Gloss (Angle 60°)75%ASTM D2457
Control Properties
ValueUnitsTest Method / Conditions
Melt Flow Rate (at 190°C, 2.16kg)3.8g/10 minASTM D1238
Density0.922g/cm³ASTM D1505

Blown Film Properties:

  • 40 μm thickness film in a 75mm screw diameter extruder with blow up ratio of 2.2:1. (MD: Machine Direction; TD: Transversal Direction)

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