Braskem LL 118/21 LLDPE Blown Film Extrusion Polyethylene

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Braskem LL 118/21 LLDPE Blown Film Extrusion Polyethylene (discontinued **)
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Film Grade
Material Notes:	38µm film gauge, obtained in 40mm extruder, with blow up ratio 2, 2:1 Applications: Automatic packaging (FFS); "liners"; general purpose; HDPE and LDPE blends. Information provided by Braskem
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Physical Properties	Metric	English	Comments

Density	0.918 g/cc	0.0332 lb/in³	ASTM D1505
Thickness	38.0 microns	1.50 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 Elongation at Break, MD	1208 %	1208 %	ASTM D882
Film Elongation at Break, TD	1574 %	1574 %	ASTM D882
Secant Modulus, MD	0.178 GPa	25.8 ksi	1%; ASTM D882
Secant Modulus, TD	0.183 GPa	26.5 ksi	1%; ASTM D882
Coefficient of Friction	0.19	0.19	ASTM D1894
Elmendorf Tear Strength, MD	5.10 g/micron	130 g/mil	ASTM 1922
Elmendorf Tear Strength, TD	14.9 g/micron	378 g/mil	ASTM 1922
Dart Drop	2.63 g/micron	66.8 g/mil	ASTM D1709
Film Tensile Strength at Break, MD	45.0 MPa	6530 psi	ASTM D882
Film Tensile Strength at Break, TD	35.0 MPa	5080 psi	ASTM D882

Optical Properties	Metric	English	Comments
Haze	26.2 %	26.2 %	ASTM D1003
Gloss	6.3 %	6.3 %	60° angle; ASTM D2457

Descriptive Properties
Additives	Antiblock and Slip
Minimum Recommended Thickness	30 µm

**
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PBRAS100 / 27834

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