Film item

BOPET

Date

2018.2.17

17:52

Quantity

2,841tons

Roll NO.

B--07121704

Test date

2017.12.17

Temperature/humidity

condition

23℃/50RH

Test criterion

《Polyester testing method》thickness :12um

No.

Item

Unit

Average

Standard deviation

Remarks

1

Average thickness/thickness tolerance

μm

12

0.17

Average thickness tolerance: +1.7%

%

Min.: -1.9

Max:+1.9

2

Tensile strength

MD

Mpa

235

10

TD

268

35

3

Elongation

MD

%

130

13

TD

113

12

4

Heat shrinkage

MD

%

1.7

0.2

temperature：150℃

time：30min

TD

-0.1

0.1

5

huze

%

2.3

0.1

6

1.2 Glossy

45°

7

COF

μs

1.41

0.03

Difference surface，F/F

μk

1.38

0.01

μs

Same surface，F/F

μk

8

Modululus

MD

Mpa

4474

122

TD

4914

308

9

Humid tension

Mn/m

58

10

Hot-sealing strength

N/15mm

1bar/130℃/1s

11

relative dielectric constant（50Hz）

12

dielectric dissipation factor（50Hz）

ppm

13

dielectric strength

V/μm

14

volume resistivity

Ωcm

15

F 5

MD

108

2.3

TD

97

1.8

Test dept.：

         Quality

          2018.2.17

Value ：

Excel

Test person：

2018.2.25

reviewed by：2018.2.28