Home > Products > Insulation laminated sheet > Phenolic Paper Laminated Sheet 3021 Bakelite
Phenolic Paper Laminated Sheet 3021 Bakelite
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Product Details
| Place of Origin | China | Brand Name | New Light | |
| Model Number | 3021 | Type | Insulation Sheet | |
| Material | Other, cable paper and phenolic resin | Application | High Voltage | |
| Rated Voltage | 10kv | Tensile Strength | 100mpa |
Product Description
Specifications
Specifications1.Thickness:0.2-120mm
2. grade: class E.
3.High mechanical strength
Bakelite sheet 3021/Phenolic paper laminated sheet
1.High mechanical strength
2.Use in the transformer
3.Certificate:ISO9001:2000
4.Thickness:0.2-120mm
5.Material:Phenolic resin and cable paper
6.Product Application:good electric performance and mechanical performance
7.Temperature grade: E glass (120°C)
8.Color: nature ,light brown
9.Size: 1020x1220mm 1020x2040mm 1220x2470mm
3021Phenolic Paper Laminated Sheet
3021Phenolic Paper Laminated Sheet is made of phenolic resin and cable paper, good electric performance and mechanical performance under normal condition.Phenolic resin sheet fit for insulating parts which need certain mechanical performance and electric performance for machine, motors and electrical apparatus and they can also be used in the transformer oil.
Phenolic resin sheetAppearance:
Surface should be flat and velvet, without wrinkle and crack, avoid other disfigurement, such as scratch, impress, a few spot is available.
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 | — | Enterprise Standard |
| Properties | Unit | Index Value | Fact Value | |
| 3021B | 3021B | |||
| Density | g/cm3 | 1.30-1.45 | 1.4 | |
| Flexural strength | Mpa | ≥118 | 126 | |
| Tensile strength | Mpa | ≥88 | 96 | |
| Adhesive strength | N | 3200 | 3600 | |
| Impact strength | KJ/M2 | 15 | 18 | |
| insulation resistance Parallel to lamination | normal | MΩ | ≥1.0*1014 | 1.2*105 |
| damp | ≥1.0*102 | 1.8*103 | ||
| voltage resistance Parallel to lamination (in 20°C±5°C transformer oil 5min) | kv | ≥14 | OK | |
| voltage resistance perpendicular to laminate (in 20°C±5°C transformer oil 5min) | 0.2-1mm | kv/mm | ≥14 | OK |
| 1.1-2mm | ||||
| 2.1-3mm | ||||
| thermal stability | <20mm | °C | 90 | OK |
| >20mm | ||||
Contact Us
- New Light (Xuchang) Electrical Insulation Materials Limited
- Contact nameFrank Gao Chat Now
- Phone86-374-212 6606
- AddressWencui str., Xuchang, Henan
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