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Specifications
Diamond dotted paper (DDP)1.ISO9001 ROHS
2.width:800 1000 1050 1200mm
3.thickness:0.05-0.50mm
4.good quanlity
Conposition
Diamond dotted paper is made of cable paper with diamond-shape epoxy resin dotted on both sides. The epoxy used in D.D.P contains a kind of incubative hardener material. It is a dry and crisp material at normal temperature.
Property
good dielectric properties and good mechanical properties after heat solidification.
Purpose
It is to be used in oil-immersed transformers for the insulation between of coils and between layers of oil immerged power distribution transformers.
Technical Data
NO. | Item | Unit | Standtand | Result | Texting way | |
1 | Thickness | mm | 0.13 | 0.136 | According to JB/T4060-1991Testing | |
2 | Density | g/m3 | 0.85-1.10 | 1.05 | ||
3 | Moisture | % | 4.0-8.0 | 6.8 | ||
4 | Oil absorption | % | 20 | 28 | ||
5 | Tensile Strength | MD | N/10mm | 110 | 120 | |
CD | 50 | 58 | ||||
6 | Tear Strength | MD | MN | 900 | 930 | |
CD | 1000 | 1050 | ||||
7 | Arc Ressistance | In air | KV | 1.37 | 1.4 | |
In oil | 7 | 8 | ||||
8 | AdhesionStrength | Normal | KPA | 650 | 680 | |
1002 | 400 | 420 | ||||
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