Main Products: epoxy fiberglass rod ,epoxy fiberglass tube ,lightning arrestor ,insulator ,Metal Oxide Varistor
Epoxy Fiberglass Winding Tube for lightning arrester
Negotiable /Piece
Min.Order:100 Pieces
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Shijiazhuang Fayun Electric Co., Ltd.
Business Type: Manufacturer,Trading Company
Shijiazhuang Hebei ChinaMain Products: epoxy fiberglass rod ,epoxy fiberglass tube ,lightning arrestor ,insulator ,Metal Oxide VaristorProduct Details
Epoxy fiberglass tube is the main core of lightning arrester,breaker and mutual inductor.
Physical and mechanical parameters of epoxy fiberglass tube
| Technical requirement | |||||
| Normal Diameter | Thickness | Length | Tolerance Allowed | ||
| inside diameter | outside diameter | Length | |||
| 3070 | 320 | 500 | ±0.3 | ±0.3 | ±1 |
| 70150 | 320 | 1000 | ±0.5 | ±0.5 | ±2 |
| 150550 | 10100 | 2800 | ±0.5 | ±0.2 | ±2 |
| Physical and mechanical parameters | Physical and mechanical parameters | ||||
| Index Name | Unit | Index | Index Name | Unit | Index |
| Density | g/cm3> | ≥1.80 | Density | g/cm3> | ≥1.80 |
| Water absorption | % | ≤0.15 | Water absorption | % | ≤0.15 |
| Intensity of curvature(circling direction) | Mpa | ≥400 | Intensity of curvature(circling direction) | Mpa | ≥400 |
| Intensity of compress | Mpa | ≥98 | Intensity of compress | Mpa | ≥98 |
| Voltage vitality on parallel layer at normal state for 5min | Kv | ≥25 | Voltage vitality on parallel layer at normal state for 5min | Kv | ≥25 |
| Voltage vitalityon vertical layer in the oil at 90 for 5min | MV/m | ≥12 | Voltage vitalityon vertical layer in the oil at 90 for 5min | MV/m | ≥12 |
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