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	Original Value	Comments

Density	0.918 g/cc	ASTM D792
Thickness	0.800 mil
Melt Flow	1.0 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Film Tensile Strength at Yield, MD	2318 psi	ASTM D882
Film Tensile Strength at Yield, TD	2237 psi	ASTM D882
Film Elongation at Break, MD	577 %	ASTM D882
Film Elongation at Break, TD	800 %	ASTM D882
Secant Modulus, MD	0.20403 GPa	2% Secant; ASTM D882
Secant Modulus, TD	0.2332 GPa	2% Secant; ASTM D882
Impact	9.0	[lb_f]; Puncture Resistance Force; Dow Method
	253	[ft-lbf/in³]; Puncture Resistance; Dow Method
	3564	[ft-lbf/in³]; Toughness MD; ASTM D882
	4118	[ft-lbf/in³]; Toughness TD; ASTM D882
Puncture Energy	30.0 in-lb	Dow Method
Elmendorf Tear Strength MD	296 g	Method B; ASTM D1922
Elmendorf Tear Strength TD	674 g	Method B; ASTM D1922
Elmendorf Tear Strength, MD	370 g/mil	ASTM D1922
Elmendorf Tear Strength, TD	842.5 g/mil	ASTM D1922
Dart Drop Test	94.0 g	Method A; ASTM D1709
	<= 100 g	Method B; ASTM D1709
Film Tensile Strength at Break, MD	8801 psi	ASTM D882
Film Tensile Strength at Break, TD	6987 psi	ASTM D882
Heat Seal Strength, Ultimate	9.80 N	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	1 lb/in heat seal strength; 0.5 sec dwell, 40 psi bar pressure, pull speed 10 (in./min.); Dow Method

Thermal Properties	Original Value	Comments
Melting Point	124 °C	Dow Method (DSC)
Vicat Softening Point	103 °C	ASTM D1525

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

Compliance Properties	Original Value	Comments
FDA	Yes	See notes for details.

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PDOW1440 / 30658

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