High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects
Factory Tested High Strength Glass Insulator for Reliable High Voltage Projects Every unit of this high strength glass insulator undergoes rigorous factory quality checks to ensure consistent performance in critical high voltage installations. It offers dependable dielectric isolation, effectively ...
High Reliability Powerline Insulators Glass
,High Reliability Glass Electric Wire Insulators
,high performance Glass Electric Wire Insulators
Factory Tested High Strength Glass Insulator for Reliable High Voltage Projects
Data Sheet
| Standard Type | Spacing(mm) | Diameter (mm) | Creepage Distance(mm) | Standard Coupling | Mechanical Faiing Load(kN) |
| U40B | 110 | 175 | 190 | 11 | 40 |
| U70BS | 127 | 255 | 320 | 16 | 70 |
| U70BL | 146 | 255 | 320 | 16 | 70 |
| U100BS | 127 | 255 | 320 | 16 | 100 |
| U100BL | 146 | 255 | 320 | 16 | 100 |
| U120B | 146 | 255 | 320 | 16 | 120 |
| U120BS | 127 | 255 | 320 | 16 | 120 |
| U160BL |
170 |
280 | 400 | 20 | 160 |
| U160BM | 155 | 280 | 400 | 20 | 160 |
| U160BS | 146 | 280 | 400 | 20 | 160 |
| U210B | 170 | 280 | 400 | 20 | 210 |
| U240B | 170 | 280 | 400 | 24 | 240 |
| U300B | 195 | 330 | 490 | 24 | 300 |
| U420B | 205 | 380 | 550 | 28 | 420 |
| U550B | 240 | 380 | 620 | 32 | 550 |




Producing standard glass insulators begins with the high-temperature fusion of precisely measured silica sand and mineral components. This molten material is formed in precision cavities, then rapidly quenched via tempering to induce beneficial surface compression—substantially increasing mechanical durability and ensuring safe, non-damaging fragmentation if failure occurs. Stringent quality assurance includes thermal shock testing and visual inspection to remove any flawed units. Certified glass shells are permanently bonded to metal caps and pins using high-strength cement. Final verification encompasses mechanical load testing and dielectric performance validation to ensure complete reliability before packaging and shipment.
