Product Features:

 ·Rated Voltage:600V
·Rated temperature:-60℃～+200℃
·heating-resisted silicone rubber

spec.           inner diameter	insulation thickness
mm	2500V	4000V	7000V
1.0	0.5	1.0	2.0
2.0	0.5	1.0	2.0
2.5	0.5	1.0	2.0
3.0	0.5	1.0	2.0
4.0	0.5	1.0	2.0
4.5	0.5	1.0	2.0
5.0	0.5	1.0	2.0
6.0	0.5	1.0	2.0
7.0	0.6	1.2	2.2
8.0	0.6	1.2	2.2
9.0	0.8	1.5	2.5
10.0	0.8	1.5	2.5
11.0	0.8	1.5	2.5
12.0	1.0	1.8	2.5
14.0	1.2	2.0	3.0
16.0	1.4	2.2	3.5
18.0	1.6	2.4	4.0
20.0	1.8	2.6	5.0