Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate |
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Type: | Insulation Paper |
Chemistry: | Hybrid Insulation |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
NO. | Inspection Items | Unit | Control Index | Remark | ||
1 | Thickness | mm | ±5%(extremum) | thickness@100KPA from0.30-3.5mm | ||
±3%(mean value) | ||||||
2 | Basic weight | g/m2·mm | 190-220 | thickness@100Kpa | ||
130-150 | thickness@10Kpa | |||||
3 | Tensile Strength | KN/mm2 | ≤0.6mm | >0.90d | d is thickness@100Kpa |
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>0.6mm≤1.0mm | ≥0.80d | d is thickness@100Kpa |
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>1.0mm≤1.5mm | ≥0.70d | d is thickness@100Kpa |
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>1.5mm | ≥1.1 | d is thickness@100Kpa |
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4 | Wicking height | mm/5min | ≥95mm | 1.28g/mlH2SO4,T:25±3ºC | ||
mm/24hours | ≥720mm | |||||
5 | Maximum pore Size | μm | ≤18 | |||
6 | Volume Porosity | % | ≥90 | thickness@100Kpa | ||
7 |
Pressure Acid Absorption | g/g | ≥6.0 | thickness@50Kpa | ||
Normal Acid Absorption | g/g | ≥10.5 | ||||
8 | Electrical Resistance | Ω·dm2 | ≤2.0mm | ≤0.00030d | ||
>2.0mm | ≤0.00040d | |||||
9 | Iron content | % | ≤0.0030 | |||
10 | Chloride content | % | ≤0.0020 | |||
11 | Acid extractable | % | ≤2.0 | |||
12 | Restore potassium Permanganate |
ml/g | ≤1.5 | |||
13 | Moisture Content | % | ≤0.5 | |||
14 | Acid boiling | min | ≤1.0 | >10mins | 1.28g/ml acid,use 800w electric stove |
Suppliers with verified business licenses