Professional manufacture of conductor stringing blocks (conductor pulleys) in China, products are exported to more than 50 countries
in the world. We produce single sheave, 3 sheaves, 5 sheaves, 7 sheaves, 9 sheaves stringing blocks, include helicopter stringing blocks.
Our stringing blocks are produced under special and strict process:
1. Steel frames are welded by welding robot.
2. Shot peening surface treatment before galvanization.
3. Best ball bearings and special grease according to different conditions.
4. Strict assemble procedure, load test before shipment.
Transmission line accessories cable grounding pulley block with wheels;
It is apply to release the induced current on the line for stringing construction.
Model | Outside diameter of sheave (mm) | Sheave number |
SHD508D | φ508x75 | 1 |
SHS508D | 3 | |
SHW508D | 5 | |
SHD660D | φ660xl00 | 1 |
SHS660D | 3 | |
SHW660D | 5 | |
SHDN916D | φ916xll0 | 1 |
SHSQN916D | 3 | |
SHWQN916D | 5 |