Technical datasheet

TUFLIN™ HS-7066 NT 7

Supplied byDow- Last Updated on Jul 30, 2025

TUFLIN™ HS-7066 NT 7 by Dow is a fractional melt, linear low density polyethylene (LLDPE) ethylene-hexene copolymer. Exhibits good toughness, strength, stiffness and machinability and provides chemical stability. Designed for blown film extrusion process. TUFLIN™ HS-7066 NT 7 by Dow recommended for thin and thick gauge applications like consumer trash bags and industrial heavy-duty shipping sacks. Complies with U.S. FDA 21 177.1520 (c) 3.2a and EU Directive 2011/65/EU (RoHS).
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Compliance

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TUFLIN™ HS-7066 NT 7 properties

Films properties

PropertiesValue & unitTest conditionTest method
Film Puncture Force0.0 Visible After LoginVisible After LoginVisible After Login
Film Puncture Force0.0 Visible After LoginVisible After LoginVisible After Login
Film Puncture Resistance0.0 Visible After LoginVisible After LoginVisible After Login
Film Puncture Resistance0.0 Visible After LoginVisible After LoginVisible After Login
Film Toughness, MD0.0 Visible After LoginVisible After LoginVisible After Login
Film Toughness, MD0.0 Visible After LoginVisible After LoginVisible After Login
Film Toughness, TD0.0 Visible After LoginVisible After LoginVisible After Login
Film Toughness, TD0.0 Visible After LoginVisible After LoginVisible After Login
Seal Strength0.0 Visible After LoginVisible After LoginVisible After Login
Seal Strength0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
Impact Strength, Dart Drop0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Dart Drop0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Dart Drop0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Dart Drop0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation at Break, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation at Break, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation at Break, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation at Break, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield, TD0.0 Visible After LoginVisible After LoginVisible After Login

Optical properties

PropertiesValue & unitTest conditionTest method
Gloss0.0 Visible After LoginVisible After LoginVisible After Login
Gloss0.0 Visible After LoginVisible After LoginVisible After Login
Gloss0.0 Visible After LoginVisible After LoginVisible After Login
Gloss0.0 Visible After LoginVisible After LoginVisible After Login
Haze0.0 Visible After LoginVisible After LoginVisible After Login
Haze0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
2% Secant Modulus, MD0.0 Visible After LoginVisible After LoginVisible After Login
2% Secant Modulus, MD0.0 Visible After LoginVisible After LoginVisible After Login
2% Secant Modulus, TD0.0 Visible After LoginVisible After LoginVisible After Login
2% Secant Modulus, TD0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Puncture0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Puncture0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break, MD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break, TD0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Density0.0 Visible After LoginVisible After LoginVisible After Login
Density, Base Resin0.0 Visible After LoginVisible After LoginVisible After Login
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Melting Point0.0 Visible After LoginVisible After LoginVisible After Login
Seal Initiation Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Seal Initiation Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

TUFLIN™ HS-7066 NT 7 Processing Guidelines

Extrusion Processing Guidelines

PropertiesValue & unitTest conditionTest method
Blow-up RatioVisible After LoginVisible After Login
Die CircumferenceVisible After LoginVisible After Login
Die DiameterVisible After LoginVisible After Login
Die GapVisible After LoginVisible After Login
Frost Line HeightVisible After LoginVisible After Login
L/D RatioVisible After LoginVisible After Login
Melt TemperatureVisible After LoginVisible After Login
Screw SizeVisible After LoginVisible After Login
Screw speedVisible After LoginVisible After Login

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