The Dow Chemical Company TUFLIN™ HS-7066 NT 7 Polyethylene, Linear Low Density

Monday, June 17, 2013

TUFLIN™ HS-7066 NT 7	Units
The Dow Chemical Company - Linear Low Density Polyethylene

Action	Legend (Open)

General Information
Product Description
Hexene Linear Low Density Resin Good Strength and Stiffness Complies with U.S. FDA 21 177.1520 (c) 3.2a Consult the regulations for complete details. TUFLIN™ HS-7066 NT 7 Linear Low Density Polyethylene Resin is a fractional melt, ethylene-hexene copolymer, linear low density (LLDPE) resin designed for good toughness and stiffness. This product is recommended for thin and thick gauge applications such as consumer trash bags and industrial heavy-duty shipping sacks that require strength and machinability.
General
Material Status	Commercial: Active
Availability	North America
Agency Ratings	FDA 21 CFR 177.1520(c) 3.2a
Forms	Pellets
Processing Method	Blown Film

ASTM & ISO Properties¹
Physical	Nominal Value	Unit	Test Method
Specific Gravity	0.928		ASTM D792
Melt Mass-Flow Rate (190°C/2.16 kg)	0.80	g/10 min	ASTM D1238
Films	Nominal Value	Unit	Test Method
Film Puncture Energy			Internal Method
0.80 mil	21.0	in·lb
2.0 mil	48.0	in·lb
Film Puncture Force			Internal Method
0.80 mil	9.00	lbf
2.0 mil	18.0	lbf
Film Puncture Resistance			Internal Method
0.80 mil	172	ft·lb/in³
2.0 mil	159	ft·lb/in³
Film Toughness - MD			ASTM D882
0.80 mil	3620	ft·lb/in³
2.0 mil	4200	ft·lb/in³
Film Toughness - TD			ASTM D882
0.80 mil	3880	ft·lb/in³
2.0 mil	4270	ft·lb/in³
Secant Modulus - 2% Secant, MD			ASTM D882
0.80 mil	40000	psi
2.0 mil	40900	psi
Secant Modulus - 2% Secant, TD			ASTM D882
0.80 mil	48300	psi
2.0 mil	48300	psi
Tensile Strength - MD			ASTM D882
Yield, 0.80 mil	2360	psi
Yield, 2.0 mil	2140	psi
Tensile Strength - TD			ASTM D882
Yield, 0.80 mil	2860	psi
Yield, 2.0 mil	2330	psi
Tensile Strength - MD			ASTM D882
Break, 0.80 mil	8520	psi
Break, 2.0 mil	7670	psi
Tensile Strength - TD			ASTM D882
Break, 0.80 mil	6260	psi
Break, 2.0 mil	6670	psi
Tensile Elongation - MD			ASTM D882
Break, 0.80 mil	600	%
Break, 2.0 mil	790	%
Tensile Elongation - TD			ASTM D882
Break, 0.80 mil	730	%
Break, 2.0 mil	850	%
Dart Drop Impact
0.80 mil	58	g	ASTM D1709A
0.80 mil	< 100	g	ASTM D1709B
2.0 mil	190	g	ASTM D1709A
2.0 mil	< 100	g	ASTM D1709B
Elmendorf Tear Strength - MD²			ASTM D1922
0.80 mil	180	g
2.0 mil	470	g
Elmendorf Tear Strength - TD²			ASTM D1922
0.80 mil	650	g
2.0 mil	1100	g
Seal Initiation Temperature³			Internal Method
0.80 mil	248	°F
2.0 mil	266	°F
Thermal	Nominal Value	Unit	Test Method
Vicat Softening Temperature	235	°F	ASTM D1525
Melting Temperature (DSC)	257	°F	Internal Method
Optical	Nominal Value	Unit	Test Method
Gloss			ASTM D2457
20°, 0.800 mil	66
20°, 2.00 mil	55
45°, 0.800 mil	56
45°, 2.00 mil	54
Haze			ASTM D1003
0.800 mil	9.0	%
2.00 mil	16	%
Additional Information	Nominal Value	Unit	Test Method
Seal Strength⁴			Internal Method
320°F, 0.8 mil	1300	g
356°F, 2.0 mil	2200	g

Processing Information
Extrusion	Nominal Value	Unit
Melt Temperature	453	°F
Extrusion Notes
Fabrication Conditions For Blown Film: Screw Size: 2.5 in. (63.5 mm) 30:1 L/D Screw Type: DSBII Die Gap: 70 mil (1.8 mm) Melt Temperature: 453 °F (234 °C) Output: 10 lb/hr/in. of die circumference Die Diameter: 6 in. Blow-Up Ratio: 2.5 to 1 Screw Speed: 80 rpm Frost Line Height: 25 in. (635 mm)

Notes

¹Typical properties: these are not to be construed as specifications.

²Method B

³Temperature at which 1 lb/in. (4.4 N/25.4 mm) heat seal strength is achieved.
Heat Seal Strengths, Topwave HT Tester 0.5 S dwell, 40 psi bar pressure, pull speed 10 (in./min.).

⁴Heat Seal Strengths, Topwave HT Tester 0.5 S dwell, 40 psi bar pressure, pull speed 10 (in./min.).

The information presented on this data sheet was acquired by UL IDES from the producer of the material. UL IDES makes substantial efforts to assure the accuracy of this data. However, UL IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.