Product Description
Stringing blocks is used for electric power overhead transmission line installation. it is made of nlyon or aluminum. light weight and durable service life.
| Ten years in string blocks' manufacture. This product is the main item and very popular among the mainland market. | ||||||||
| a. We produce a lot of models for different useage in the overhead transmission line construction. | ||||||||
| b. They are used to support conductors,OPGW, ADSS, communication cable. | ||||||||
| c. The sheave of the pulley blocks are made from higth strength MC nylon, | ||||||||
| and the frame of the blocks are made of galvanized steel. The lateral ones are mounted on ball bearings. |
| Model | Number | Rated Load | Applicable Conductor ACSR | Sheave Material | Weight | Demension |
| of sheave | (KN) | (sqmm) | (Kg) | Outside Dia*Groove Dia*Sheave Width | ||
| (mm) | ||||||
| HC-LSB01 | 1 | 20 | LGJ400 | Nylon | 19 | 508*408*75 |
| HC-LSB02 | 3 | 40 | 60 | 508*408*100 | ||
| HC-LSB03 | 5 | 60 | 75 |
| Remarks: All kinds of pulley blocks can be manufactured according to the customers's requirements. | |||||||||||||||
| If any interesting, please feel free to contact with us for more information, | |||||||||||||||
|
and we will try our best to comply with your requirements. Main Features
HistoryTwenty years in overhead line stringing equipments manufacture. This conductor block is the main item and the one with nylon sheave is very popular among the mainland market. LightwightThe sheave of the pulley blocks are made from higth strength MC nylon. Easy to carry for transportation.
They are used to support conductors,OPGW, ADSS, communication cable. DurableThe frame of the blocks are made of galvanized steel. The lateral ones are mounted on ball bearings. Can servie longer life time during power transmission line distribution construction.
Detailed Images
Nylon Stringing BlocksHigh strength nylon sheave with heat treatment ball bearings. Lightweight construction more convenient for transport. Various head typeCompact steel frame with Crosshead and shackle type for suspension. Please choose the correct type when place order. 
Axis&BearingHeat treatment axis and ball bearings to support sheaves. Inhence the parts strength make better performance. High quality ball bearings provide pulley block smooth running. Breaking Force TestingHigh quality pulley blocks testing after producing. 
Overhead Power Line Tower ConstructionREACH stringing blocks -----High voltage transmission power line stringing work.
Our Company
Various Pulley Blocks 
Bundled Conductor Pulley Blocks Size:508/660/822/916 Working Load:20KN-120KN 1,3,5,7 nylon/aluminum sheaves Earthing Cable Pulley Blocks
Size:400, 508, 660, 750, 822, 916 1,3,5,7 nylon/aluminum sheaves
Conductor Pulley Blocks with rubber 
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