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Dow LDPE 640I Low Density Polyethylene, Liner Film Grade

Category Polymer , Film , Thermoplastic , Polyethylene (PE) , LDPE , Low Density Polyethylene (LDPE), Film Grade
Manufacturer Dow Chemical
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow LDPE 640I Low Density Polyethylene, Liner Film Grade.pdf
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Material Notes:
DOW LDPE 640I resin is a barefoot general purpose liner film resin for thin gauge applications requiring good drawdown and excellent toughness. This material complies with U.S.FDA regulation 21 CFR 177.1520(c) 2.1 for food contact applications. The regulation should be consulted for complete details.Film properties below based on a film thickness of 30 µm. Data provided by Dow Chemical.
Physical Properties Metric English Comments
Density 0.922 g/cc
0.0333 lb/in³
Thickness 30.0 microns
1.18 mil
Melt Flow 2.0 g/10 min

@Load 2.16 kg
2.0 g/10 min

@Load 4.76 lb
Mechanical Properties Metric English Comments
Film Tensile Strength at Yield, MD 11.4 MPa
1650 psi
Film Tensile Strength at Yield, TD 10.3 MPa
1490 psi
Film Elongation at Break, MD 395 %
395 %
Film Elongation at Break, TD 530 %
530 %
Coefficient of Friction 0.70
0.70
Elmendorf Tear Strength MD 410 g
410 g
Elmendorf Tear Strength TD 250 g
250 g
Elmendorf Tear Strength, MD 13.7 g/micron
348 g/mil
Elmendorf Tear Strength, TD 8.30 g/micron
211 g/mil
Dart Drop 3.20 g/micron
81.3 g/mil
Film Tensile Strength at Break, MD 29.6 MPa
4290 psi
Film Tensile Strength at Break, TD 17.9 MPa
2600 psi
Optical Properties Metric English Comments
Haze 7.5 %
7.5 %
Gloss 63 %
63 %
45°
Processing Properties Metric English Comments
Processing Temperature 191 °C
376 °F
Film extrusion temperature
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