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工业绝缘层压制品
Technical data for polyester film
No.
Item
Property
Unit
Value
1
Thickness
Nominal thickness (
μ
m )
%
0.23
tolerance
25 - 100
≤
±5
> 100
≤
±4
2
Tensile strength
Nominal thickness (
μ
m )
Mpa
-
( lengthwise & crosswise)
25 - 100
≥
150
> 100 - 190
≥
140
> 190
≥
110
3
Break elongation
Nominal thickness (
μ
m )
%
-
( lengthwise & crosswise )
25 - 50
≥
60
> 50
≥
80
4
Heat shrinkage
Nominal thickness (
μ
m )
-
( lengthwise & crosswise )
25 - 50
%
≤
3
> 50
≤
2
6020SL
lengthwise
≤
1.0
150°C 30min
crosswise
≤
0.5
5
Dielectric strength
Nominal thickness (
μ
m )
V/
μ
m
-
25
≥
174
36
≥
150
50
≥
130
75
≥
105
100
≥
90
125
≥
75
150
≥
70
188
≥
65
250
≥
60
300
≥
55
350
≥
50
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