1, Structure (composition): cotton cloth, phenolic resin;
2, Performance (summary): high mechanical and electrical properties. It is suitable for structural parts of mechanical and electrical equipment and can be precision processed;
3, Application (purpose): used as insulating structural parts in electrical equipment;
4, Diameter: ɸ10-ɸ200mm;
Length:1000mm;
No . | Indicator | Unit | Index value |
1 | Diameter | mm | 6~51 |
2 | Density | g/cm³ | ≥1.26 |
3 | Bending strength | MPa | ≥82.7 |
4 | Compression strength | MPa | ≥137.9 |
5 | Parallel layer breakdown voltage | kV | ≥10 |
6 | Water absorption: Diameter6mm 13mm 25mm >25~51mm | % | ≤1.4 ≤1.1 ≤1.0 ≤1.1 |
1, Structure (composition): alkali-free glass fiber cloth for electrical engineering, epoxy phenolic resin;
2, Performance (summary): high mechanical properties, electrical properties and good processability. The heat resistance grade is grade B;
3, Application (purpose): used as insulation structure parts in electrical equipment, and can be used in wet environment and transformer oil;
4, Diameter: ɸ10-ɸ200mm;
Length: 1000mm;
Table 1 (in mm) | ||||||
Nominal diameter | 8~12 | > 12~1 6 | > 1 6~28 | > 28~45 | > 45~65 | > 65~100 |
Deviation | ±0.5 | ±0.7 | ±1.0 | ±1.5 | ±2.0 | ±2.3 |
Table 2 | |
Length/ mm | Deviation / mm |
450~900 | ±15 |
900~1250 | ±25 |
Table 3 | |
Diameter/ mm | Degree of warping (%) |
5~6 | ≤2.0 |
6~19 | ≤1. 0 |
> 19 | ≤0.5 |
Table 4 | ||||
No . | Indicator | Unit | Index value | |
1 | Density | g/cm³ | 1.75~2.00 | |
2 | Bending strength | MPa | ≥350 | |
3 | Tensile strength | MPa | ≥200 | |
4 | Parallel layer insulation resistance | Normal state | Ω | ≥1.0 x 1010 |
After 24 hours of immersion | ≥1.0 x 107 | |||
5 | Parallel layer breakdown voltage (90°C ±2 °C transformer oil) | kV | ≥15 | |
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