Celanese 525 Film LDPE polymer for flexible packaging and molding

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Celanese 525 Film LDPE polymer for flexible packaging and molding
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Low Density (LDPE); Low Density Polyethylene (LDPE), Film Grade
Material Notes:	525 is a high strength resin, recommended for shrink films and general purpose packaging. Properties listed are for a film produced on a 20:1 L/D, 65 mm extruder with a 130 mm die, at a stock temperature of 205°C. Additives: Applications: Flexible Packaging Information provided by Celanese Corporation.
Key Words:	shrink films and general purpose packaging
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Physical Properties	Original Value	Comments

Density	0.922 g/cc	AT Plastics PTM-03
Thickness	35.0 microns
Melt Flow	0.80 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Film Tensile Strength at Yield, MD	13.0 MPa	Method A (500 mm/min); ASTM D882
Film Tensile Strength at Yield, TD	13.0 MPa	Method A (500 mm/min); ASTM D882
Film Elongation at Break, MD	400 %	Method A (500 mm/min); ASTM D882
Film Elongation at Break, TD	610 %	Method A (500 mm/min); ASTM D882
Secant Modulus, MD	0.230 GPa	1% Secant Modulus; ASTM D882
Secant Modulus, TD	0.270 GPa	1% Secant Modulus; ASTM D882
Coefficient of Friction	0.45	ASTM D1894
Dart Drop	2.12 g/micron	f50; ASTM D1709
Film Tensile Strength at Break, MD	29.0 MPa	Method A (500 mm/min); ASTM D882
Film Tensile Strength at Break, TD	22.0 MPa	Method A (500 mm/min); ASTM D882

Thermal Properties	Original Value	Comments
Vicat Softening Point	99.8 °C	ASTM D1525

Optical Properties	Original Value	Comments
Haze	9.0 %	ASTM D1003
Gloss	50 %	45°; ASTM D2457

Processing Properties	Original Value	Comments
Processing Temperature	170 - 215 °C
Blow-up Ratio (BUR)	2.0

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 go back to viewing the property data in MatWeb's normal format.

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