LyondellBasell Petrothene® NA373242X01 Low Density Polyethylene, Cast/Blown Film Grade

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LyondellBasell Petrothene® NA373242X01 Low Density Polyethylene, Cast/Blown Film Grade (discontinued **)
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Low Density (LDPE); Low Density Polyethylene (LDPE), Film Grade
Material Notes:	PETROTHENE NA373 is a series of homopolymer resins designed for household film and other applications that require high clarity and good impact strength combined with low COF. Regulatory Status: The basic NA373 resin meets the requirements of the Food and Drug Administration, regulation 21 CFR 177.1520. This regulation allows the use of this olefin polymer in "...articles or components of articles intended for use in contact with food." Specific limitations or conditions of use may apply. This product is from the former Equistar product line.
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Physical Properties	Metric	English	Comments

Density	0.924 g/cc	0.0334 lb/in³	ASTM D1505
Thickness	31.8 microns	1.25 mil
Melt Flow	3.0 g/10 min	3.0 g/10 min	ASTM D1238
Antiblock Level	0.000 ppm	0.000 ppm
Slip Level	3900 ppm	3900 ppm

Mechanical Properties	Metric	English	Comments
Film Tensile Strength at Yield, MD	9.38 MPa	1360 psi	Cast; ASTM D882
	10.9 MPa	1580 psi	Blown; ASTM D882
Film Tensile Strength at Yield, TD	9.31 MPa	1350 psi	Cast; ASTM D882
	10.7 MPa	1550 psi	Blown; ASTM D882
Film Elongation at Break, MD	200 %	200 %	Blown; ASTM D882
	230 %	230 %	Cast; ASTM D882
Film Elongation at Break, TD	500 %	500 %	Blown; ASTM D882
	610 %	610 %	Cast; ASTM D882
Elmendorf Tear Strength MD	270 g	270 g	blown; ASTM D1922
	300 g	300 g	cast; ASTM D1922
Elmendorf Tear Strength TD	160 g	160 g	cast; ASTM D1922
	170 g	170 g	blown; ASTM D1922
Dart Drop	2.05 g/micron	52.0 g/mil	F₅₀; blown; ASTM D1709
	3.46 g/micron	88.0 g/mil	F₅₀; cast; ASTM D1709
Film Tensile Strength at Break, MD	18.6 MPa	2700 psi	Blown; ASTM D882
	29.1 MPa	4220 psi	Cast; ASTM D882
Film Tensile Strength at Break, TD	17.0 MPa	2470 psi	Cast; ASTM D882
	17.2 MPa	2500 psi	Blown; ASTM D882
1% Secant Modulus, MD	159 MPa	23000 psi	blown; ASTM D882
	208 MPa	30200 psi	cast; ASTM D882
1% Secant Modulus, TD	172 MPa	25000 psi	blown; ASTM D882
	197 MPa	28600 psi	cast; ASTM D882

Optical Properties	Metric	English	Comments
Haze	3.4 %	3.4 %	cast; ASTM D1003
	5.4 %	5.4 %	Blown; ASTM D1003
Gloss	70 %	70 %	45°; blown; ASTM D523
	77 %	77 %	45°; cast; ASTM D523

Processing Properties	Metric	English	Comments
Melt Temperature	191 °C	375 °F	blown
	260 °C	500 °F	cast
Blow-up Ratio (BUR)	2.2	2.2

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

**
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PEQU0841 / 104197

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