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Braskem LF218/21 LLDPE Cast and Blown Film Extrusion Polyethylene Copolymer

Category Polymer , Film , Thermoplastic , Polyethylene (PE) , LLDPE , Linear Low Density Polyethylene (LLDPE)/Butene, Film
Manufacturer Braskem
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Braskem LF218/21 LLDPE Cast and Blown Film Extrusion Polyethylene Copolymer.pdf
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Material Notes:
LF218/21 is a LLDPE Butene copolymer produced by Braskem. It was specially designed to provide outstanding processing performance. Films obtained with this grade show good physical and optical properties and enhanced sealability. It contains medium antiblocking and medium slip additives. Its applications include: liners, LDPE and HDPE blends, general use packages, and technical films for automatic packaging.
Physical Properties Metric English Comments
Density 0.921 g/cc
0.0333 lb/in³
ASTM-D792
Melt Flow 2.0 g/10 min

@Load 2.16 kg,
Temperature 190 °C
2.0 g/10 min

@Load 4.76 lb,
Temperature 374 °F
ASTM-D1238
Mechanical Properties Metric English Comments
Film Elongation at Break, MD 1120 %
1120 %
ASTM-D882
Film Elongation at Break, TD 1270 %
1270 %
ASTM-D882
Elmendorf Tear Strength MD 100 g
100 g
ASTM-D1922
Elmendorf Tear Strength TD 290 g
290 g
ASTM-D1922
Elmendorf Tear Strength, MD 2.63 g/micron
66.8 g/mil
ASTM-D1922
Elmendorf Tear Strength, TD 7.63 g/micron
194 g/mil
ASTM-D1922
Dart Drop 2.11 g/micron
53.6 g/mil
ASTM-D1709
Dart Drop Test 80.0 g
0.176 lb
ASTM-D1709
Film Tensile Strength at Break, MD 30.0 MPa
4350 psi
ASTM-D882
Film Tensile Strength at Break, TD 20.0 MPa
2900 psi
ASTM-D882
1% Secant Modulus, MD 170 MPa
24700 psi
ASTM-D882
1% Secant Modulus, TD 210 MPa
30500 psi
ASTM-D882
Optical Properties Metric English Comments
Haze 14 %
14 %
ASTM-D1003
Gloss 86 %
86 %
Angle 60°; ASTM-D2457
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