Dow TUFLIN™ HS-7028 NT 7 Linear Low Density Polyethylene Resin

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Dow TUFLIN™ HS-7028 NT 7 Linear Low Density Polyethylene Resin
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE)
Material Notes:	Hexene Linear Low Density Resin General Purpose Resin Excellent Strength Complies with U.S. FDA 21 CFR 177.1520 (c) 3.1a (with Restrictions) TUFLIN™ HS-7028 NT 7 is an ethylene-hexene copolymer, designed for good strength and processability. This product is recommended for general-purpose packaging applications from thick gauge, heavy duty bags to high speed thin gauge applications. Information provided by Dow
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Physical Properties	Metric	English	Comments

Density	0.918 g/cc	0.0332 lb/in³	ASTM D792
Thickness	20.3 microns	0.800 mil
Melt Flow	1.0 g/10 min @Load 2.16 kg, Temperature 190 °C	1.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Film Tensile Strength at Yield, MD	15.98 MPa	2318 psi	ASTM D882
Film Tensile Strength at Yield, TD	15.42 MPa	2237 psi	ASTM D882
Film Elongation at Break, MD	577 %	577 %	ASTM D882
Film Elongation at Break, TD	800 %	800 %	ASTM D882
Secant Modulus, MD	0.20403 GPa	29.592 ksi	2% Secant; ASTM D882
Secant Modulus, TD	0.2332 GPa	33.83 ksi	2% Secant; ASTM D882
Impact	9.0	9.0	[lb_f]; Puncture Resistance Force; Dow Method
	253	253	[ft-lbf/in³]; Puncture Resistance; Dow Method
	3564	3564	[ft-lbf/in³]; Toughness MD; ASTM D882
	4118	4118	[ft-lbf/in³]; Toughness TD; ASTM D882
Puncture Energy	3.39 J	2.50 ft-lb	Dow Method
Elmendorf Tear Strength MD	296 g	296 g	Method B; ASTM D1922
Elmendorf Tear Strength TD	674 g	674 g	Method B; ASTM D1922
Elmendorf Tear Strength, MD	14.6 g/micron	370 g/mil	ASTM D1922
Elmendorf Tear Strength, TD	33.17 g/micron	842.5 g/mil	ASTM D1922
Dart Drop Test	94.0 g	0.207 lb	Method A; ASTM D1709
	<= 100 g	<= 0.221 lb	Method B; ASTM D1709
Film Tensile Strength at Break, MD	60.68 MPa	8801 psi	ASTM D882
Film Tensile Strength at Break, TD	48.17 MPa	6987 psi	ASTM D882
Heat Seal Strength, Ultimate	9.80 N	2.20 lb (f)	at 150°C, 0.5 sec dwell, 40 psi bar pressure, pull speed 10 (in./min.); Dow Method
Heat Seal Strength Initiation Temperature	110 °C	230 °F	1 lb/in heat seal strength; 0.5 sec dwell, 40 psi bar pressure, pull speed 10 (in./min.); Dow Method

Thermal Properties	Metric	English	Comments
Melting Point	124 °C	255 °F	Dow Method (DSC)
Vicat Softening Point	103 °C	217 °F	ASTM D1525

Optical Properties	Metric	English	Comments
Haze	12 %	12 %	ASTM D1003
Gloss	50 %	50 %	45°; ASTM D2457
	62 %	62 %	20°; ASTM D2457

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes	See notes for details.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PDOW1440 / 30658

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