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Physical and Mechanical Properties of Stretch Wrap Film 

Thickness

Range

Tensile strength

(longitudinal,

lateral)

Elongation  at break

(longitudinal,

lateral)

Angle    tear strength

(longitudinal,

lateral)

Impact ability of pendulum

Tackiness

Light transmission rate

Frog

density

Um≥

Mpa≥

%≥

N/mm≥

J≥

N/cm≥

%≥

%≤

18-19

38

300,600

120

0.15

3.0

92

2.5

20-25

39

300,600

120

0.46

3.0

91

2.6

26-35

40

300,600

120

0.19

3.0

90

2.7

36-50

41

300,600

120

0.21

3.0