Helicopter stringing blocks are used for pilot rope stringing with helicopter. The special designed trigger ...    More ...

Helicopter stringing blocks are used for pilot rope stringing with helicopter. The special designed trigger system and cam release system will reduce the weight of pulley blocks and make the job easy to be completed.
Single sheave Helicopter Stringing Block
Item No. Model ACSR Size Range (mm²) Working Load (KN) Weight (kg) Material of Sheave
10178H SH1ZL320 240-300 20 10.5 Aluminum alloy
10179H SH1ZL400 300-400 20 12
10101H SH1ZL508 300-400 20 18 Aluminum lined with neoprene
10121H SH1ZL660 400-500 20 30
10198H SH1Z320 240-300 20 7.5
10199H SH1Z400 300-400 20 8
10104H SH1Z508 300-400 20 16 Nylon, optional can be lined with neoprene
10124H SH1Z660 400-500 20 24
10131H SH1Z750 500-600 30 32
10141H SH1Z822 600-700 30 38
10151H SH1Z916 700-800 50 51
10165H SH1Z1040 800-900 50 60
Application: It is suitable to string stranded aluminum and ACSR conductors on tangent structures. Compression sleeves, swivel connectors, and pulling rope connectors can pass through the groove. The sheave is made in aluminum alloy or high strength nylon. The big size 508mm, 660mm aluminum alloy sheave can be lined with neoprene. The big size 660mm, 822mm, 916mm, 1040mm nylon sheave can be lined with neoprene.
 
Three sheaves Helicopter Stringing Blocks Item No. Model ACSR Size Range (mm²) Working Load (KN) Weight (kg) Material of Sheave
10102H SH3Z508 300-400 40 61 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10105H SH3ZL508 300-400 40 47
10122H SH3ZL660 400-500 40 106
10125H SH3ZLN660 400-500 40 92
10107H SH3Z508 300-400 40 43 Nylon, optional can be lined with neoprene
10127H SH3Z660 400-500 40 76
10132H SH3Z750 500-600 60 98
10142H SH3Z822 600-700 60 110
10152H SH3Z916 700-800 75 126
10166H SH3Z1040 800-900 105 200
Application: It is suitable to string two or three stranded aluminum and ACSR conductors on tangent structures. Compression sleeves, swivel connectors, and pulling rope connectors can pass through the groove. The sheave is made in aluminum alloy or high strength nylon. The big size 508mm, 660mm aluminum alloy sheave can be lined with neoprene. The big size 660mm, 822mm, 916mm, 1040mm nylon sheave can be lined with neoprene.
 
 
Five sheaves Helicopter Stringing Blocks Item No. Model ACSR Size Range (mm²) Working Load (KN) Weight (kg) Material of Sheave
10103H SH5ZL508 300-400 60 93 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10106H SH5ZLN508 300-400 60 79
10123H SH5ZL660 400-500 60 150
10126H SH5ZLN660 400-500 60 120
10108H SH5Z508 300-400 60 70 Nylon, optional can be lined with neoprene
10128H SH5Z660 400-500 60 110
10133H SH5Z750 500-600 80 128
10143H SH5Z822 600-700 120 156
10153H SH5Z916 700-800 150 192
10167H SH5Z1040 800-900 180 320
Application: It is suitable to string FOUR or FIVE stranded aluminum and ACSR conductors on tangent structures. Compression sleeves, swivel connectors, and pulling rope connectors can pass through the groove. The sheave is made in aluminum alloy or high strength nylon. The big size 508mm, 660mm aluminum alloy sheave can be lined with neoprene. The big size 660mm, 822mm, 916mm, 1040mm nylon sheave can be lined with neoprene.
The central sheave is specially strengthened for passage of pilot wire rope.
We have designed single, three, five sheaves helicopter blocks for Europe, American, and Australia market.

 

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