No.

Item

Unit

Item standard

1

appearance

/

White with certain oil tarns allowed,

the general appearance should be clean

2

thickness

mm

0.10±0.02,0.13±0.02,0.22±0.02

3

width

mm

20±1,30±1,60±1

4

breaking strength

N/mm

≥196

5

flame resistance

/

VW-1

6

heat resistance

°C

≤550

7

moisture content

%

≤0.2

8

gravity weight

g/m²

0.1×20≥125,0.1×30≥127,0.13×30≥193,

0.22×60≥292,0.22×100≥280.