Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor |
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Type: | Insulation Sheet |
Chemistry: | Organic Insulation |
Material: | Rubber |
Thermal Rating: | H 180 |
Maximum Voltage: | >100KV |
Customization: |
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Suppliers with verified business licenses
Indicator Name |
Unit |
Index value |
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Appearance |
/ | The coating should be uniform, with a smooth surface and no defects that affect product performance |
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Inner diameter and wall thickness |
mm | inside diameter |
inside diameter |
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standard |
public errand | type 403 |
type 404 |
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two-way (±) |
one-way (±) |
minimum |
maximum |
minimum |
maximum |
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0.3 | 0.05 | 0.1 | 0.15 | 0.3 | 0.1 | 0.3 | |||
0.5-0.8 | 0.1 | 0.2 | 0.2 | 0.5 | 0.15 | 0.5 | |||
1 | 0.15 | 0.3 | 0.2 | 0.75 | 0.15 | 0.75 | |||
1.5 | 0.15 | 0.3 | 0.2 | 0.75 | 0.15 | 0.75 | |||
2 | 0.2 | 0.4 | 0.2 | 0.75 | 0.15 | 0.75 | |||
2.5 | 0.2 | 0.4 | 0.2 | 0.75 | 0.15 | 0.75 | |||
3 | 0.25 | 0.5 | 0.2 | 0.75 | 0.15 | 0.75 | |||
4-6 | 0.25 | 0.5 | 0.3 | 0.75 | 0.2 | 0.75 | |||
8 | 0.5 | 1 | 0.3 | 0.9 | 0.2 | 0.75 | |||
10-25 | 0.5 | 1 | 0.4 | 0.9 | 0.4 | 0.75 | |||
Breakdown voltage | Breakdown voltage |
KV ≥ |
Bullet groove or straight core/100mm foil electrode |
median |
minimum |
median |
minimum |
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At room temperature |
3 | 2.5 | 1.5 | 1 | |||||
Under high temperature |
1.5 | 1.2 | - | - | |||||
After dampness and heat |
1.8 | 1.2 | - | - | |||||
Insulation resistance |
At room temperature |
Ω | - | ≥1.0×109 | - | ||||
After dampness and heat |
≥1.0×108 | - | |||||||
Flame extension |
Burning time |
S | ≤60 | ||||||
visual inspection |
- | Any one of the three sample flags should not burn. Cotton is not ignited or scorching particles or ignited Ignited by the droplets of. |
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Solder heat resistance |
- | Passed (only applicable to hoses with a nominal inner diameter ≤ 5mm) |
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Bending after heating |
- | No visible cracks or peeling on the coating (test temperature: 130 ± 2 ºC, exposure time: 96 ± 1h) | |||||||
Flexibility at low temperature |
- | No visible cracks or peeling on the coating (test temperature: ≤ -25~± 2 ºC) |
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Resistance to mold growth |
- | First level or better |
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Storage period |
- | 12 months |
Suppliers with verified business licenses