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
89
2.8