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Properties and Application
It is a kind of rigid insulation rod ,which is made of cotton cloth impregnated in phenolic resin by processing of curling and press. It has high mechanical properties .It's widely used as insulation parts of electrical equipments and in transformer oil. |
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Technical requirement
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Properties |
Unit | 3721 | 3722 | 3723 | 3724 | 3725 |
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Density ≥ |
g/cm3 | 1.25 | 1.28 | 1.26 | 1.28 | 1.26 |
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Water absorption(Ø13mm) ≤ |
% | 1.0 | 2.0 | 1.3 | 1.5 | 1.1 |
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Flexural strength ≥ |
MPa | 117.6 | 110.3 | 89.6 | 110.3 | 82.7 |
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Compressive strength ≥ |
MPa | --- | 131.0 | 137.9 | 131.0 | 137.9 |
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Insulation resistance parallel to the lamination ≥ |
ohm | 1.0x10e8 | --- | --- | --- | --- |
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Breakdown voltage parallel to laminations in transformer oil ≥ (20±5c oil) |
KV | 10.0 | --- | 10.0 | --- | 10.0 |
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Similar to NEMA's Grade |
--- | --- | C | CE | L | LE |
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Note:
OD: 6,8,10,12,13,15,16,18,20,22,25,28,30,32,35,38,40,45,50,55,60,65 70,75,80,85,90,95,100,110,120,130,140,150,160,180,200mm Length: 1000mm Packing: Carton、Pallet Min qty: Not less than 500Kgs in a lot. |
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Copyright ©2004 Suzhou Kying Industrial Materials Co., Ltd |
