| Application: | Insulators, Electrical Winding Insulation, Motor, Insulating Varnish |
|---|---|
| Type: | Insulation Sheet |
| Chemistry: | Inorganic Insulation |
| Material: | Paper |
| Thermal Rating: | E 120 |
| Maximum Voltage: | 10KV~20KV |
| Customization: |
|---|
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Audited Supplier | Properties | Unit | Index Value | 3021A(Fact Value) |
| Flexural strength perpendicular to laminations |
MPa | ≥120 | 126 |
| Bonding strength (≥10mm in thickness) | N | ≥3200 | 4100 |
| Impact Strength | KJ/m2 | ≥15 | 17.5 |
| Tensile strength | Mpa | ≥100 | 103 |
| Insulation resistance after immersion in water (D-24/23) |
Ω | ≥1.0×107 | 4.5×107 |
| Dielectric strength perpendicular to laminations (in 90±5°C transformer oil, 1 mm in thickness) |
MV/m | ≥ 84 | 92 (90±5°C) |
| Breakdown voltage parallel to laminations | KV | ≥ 20 | 22 |
| (in 20±5°C transformer oil) | |||
| Permittivity (50Hz) | - | - | - |
| Permittivity (1MHz) | - | ≤5.5 | 5 |
| Dissipation factor (50Hz) | - | ≤ | - |
| Dissipation factor (1MHz) | - | ≤0.05 | 0.03 |
| Density | g/cm3 | 1.30-1.45 | 1.41 |
| Water absorption (D-24/23, 1.6mm in tickness) | mg | ≤182 | 163 |
| Color | - | Organge | |
| Reference standard | - | EnterpriseStandard |
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Audited Supplier 
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