纵横向均匀度一致 |
云母纸型号
|
506
|
P506
|
S506
|
||||||||
定量(g/m2)
|
80
|
160
|
250
|
350
|
90
|
170
|
250
|
350
|
105
|
120
|
160
|
平均值与标准值的允许公差%(≤)
|
±3
|
±3
|
±4
|
±4
|
±3
|
±3
|
±4
|
±4
|
±3
|
±3
|
±3
|
个别值与标准值的允许公差%(≤)
|
±6
|
±7
|
±7
|
±7
|
±6
|
±7
|
±7
|
±7
|
±6
|
±7
|
±7
|
厚度平均值um
|
55
|
100
|
150
|
200
|
55
|
105
|
140
|
180
|
65
|
78
|
100
|
渗透时间S(≤)
|
10
|
25
|
60
|
90
|
10
|
40
|
80
|
130
|
10
|
14
|
20
|
介电强度Kv/mm(≥)
|
17
|
17
|
17
|
17
|
15
|
15
|
15
|
15
|
16
|
16
|
16
|
拉伸强度N/cm(≥)
|
3.0
|
5.0
|
7.0
|
8.0
|
3.0
|
4.5
|
6.5
|
7.5
|
3.0
|
3.5
|
4.5
|
加热减量%()
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
0.5
|
0.5
|
0.5
|
0.25
|
0.25
|
0.25
|
水萃取物电导率us/cm(≤)
|
9
|
9
|
9
|
9
|
10
|
10
|
10
|
10
|
6
|
6
|
6
|
耐温℃(≥)
|
500
|
700
|
1000
|