Electrical composite coaming board
We produce electrical composite coaming board by multilayer composite of polyester film and non-woven fabric,pecial heat resistant adhesive as the bonding material.And then surface treatment with special resin.Electrical composite coaming board is mainly used as the sleeve between high-low voltage coil in dry type transformer.
Note:
We suggest roll width as 780,880,1040,1240mm.It can also be customized according to customers’ requirements.
Storage:
It should be upright in a dry ,airy and clean room, and keep away from the fire,heating and sunshine. The storage period is 12 months, qualified products exceeding the storage period can still be used.
No. |
Property |
Unit |
Demand |
|||
1 |
Thickness and tolerance |
mm |
0.5士0 . 045 |
0 . 83士0.066 |
0 . 9士0 . 09 |
|
2 |
Quantify and tolerance |
g/m² |
622 士 68 |
1085 士 87 |
1120 士 112 |
|
3 |
Thickness of film |
μm |
350 |
350 |
350 |
|
4 |
Film number of layers |
V |
1 |
2 |
2 |
|
5 |
Tensile strength |
MD |
N/10mm |
≥350 |
≥600 |
≥600 |
CD |
≥350 |
≥600 |
≥600 |
|||
6 |
Elongation(No bending) |
MD |
% |
≥30 |
≥50 |
|
CD |
≥30 |
≥50 |
||||
7 |
Breakdown voltage |
No bending |
Kv |
≥18 |
≥28 |
≥28 |
Bending |
≥16 |
≥23 |
≥23 |
|||
8 |
Temperature Index( TI ) |
℃ |
≥155 |
ZhongLing Power Technology
Contact: Hui LYU
Mobile: +86-13914350875
Tel: +86-513-88661111
Fax: +86-513-88662310
Email: shirlyzhu@cn-insulation.com
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Copyright © 2021 ZhongLing Power Technology.
Powered by 300.cn 苏ICP备10073151号