| Application: | High-voltage, High-temperature |
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| Material: | Composite Polymer |
| Structure: | Post Insulator |
| Samples: |
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier
TECHNICAL DATE:
| Rated Voltage (kV) |
Height (mm) |
Creepage Distance (mm) |
Specified Cantilever Load (SCL) |
End Fittings | Power Frequency Withstand Voltage (Wet/Dry) (kV) |
Lightning Impulse Withstand Voltage (kV) |
| 27.5 | 548±4 | 1550 | 4kN | Stud hole | 80/85 | 185 |
| Item | Requirement | Measured Valued |
| Visual examination | Fuchsine, grey or white, no obvious mechanical admixture. Vulcanized silicon rubber with dense and smooth cutting surface. | Ok |
| Hardness (shore A) | ≮50 | 65~70 |
| Tensile strength (Map) | ≮4 | 4~6 |
| Failure elongation (%) | ≮150 | ≮180 |
| Tearing strength (kN/m) | ≮10 (right angle sample) | 12~15 |
| Volume resistivity (Ω.m) | 1X1012 | 3~8X1012 |
| Puncture strength (kV/mm) | Alternating current ≮22 | ≮30 |
| Tracking and erosion | TMA4.5,erosion depth≯2.5mm | TMA4.5, erosion depth <0.8mm |
| Flammability (Grade) | FV-0 | FV-0 |
STANDARDS:
IEC 61952, ISO 9001, ISO 45001, ISO 14001, etc. We can design products in accordance with Client's Requirements.
PACKAGING
All horizontal line insulators are packed in weatherproof containers in order to protect the line post insulator during land, air and sea transportation. Several different grades of packaging can be offered depending on the mode of transport and the expected storage conditions. Special packaging arrangements can be accommodated upon the users' request.
Suppliers with verified business licenses
Audited Supplier 
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