Safety 500kv transformer insulation paper for motor winding kraft paper wrapping paper
Safety 500kv transformer insulation paper for motor winding kraft paper wrapping paper
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| Property | Unit | Standard | Testing Result |
| Thickness Tolerance | % | ±7.5 | -0.8 |
| Apparent density | g/cm3 | 1.15-1.30 | 1.28 |
| Shrinkage | % | ≤0.50 | 0.48 |
| MD | % | ≤0.70 | 0.67 |
| CMD | % | ≤6.00 | 5.8 |
| Ash content | % | ≤1.0 | 0.52 |
| PH of aqueous extract | % | 6.0-9.0 | 7.4 |
| Oil absorption | % | ≥6.0 | 8.5 |
| Conductivity of aqueous extract | Ms/m | ≤15.0 | 7.5 |
| Electrical strength in oil | KV/mm | ≥8.0 | 12.2 |
| Moisture content | % | 5.0-9.0 | 7.2 |
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product description of 500kv transformer insulation paper for motor winding kraft paper
Crepe papers are produced from base papers weighing 25 - 180 g/m2 (15 -111 lbs/ream) and have an elongation of between 15 to 300 %. They are available in master rolls of up 1200 mm and in slit width in a big variety of customer specified inside and outside diameters. Some of the grades are also traverse wound.
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Product Application of 500kv transformer insulation paper for motor winding kraft paper Creped Papers are ideally suited to insulate irregular shapes and surfaces where a proper insulation can not be reached with flat papers. Specialities were developed for applications as magnet wire insulation, as layer insulation, in current transformers, in RIP bushings or as shielding material.
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