660mm Large Diameter Stringing Blocks

Ningbo Lingkai overhead transmission line manufacture has designed a series of 660mm Large Diameter Stringing Blocks for single conductor, two bundled conductors, and stringings. Low price and long time 2 year warranty of 660mm Large Diameter Stringing Blocks interested by a lot of clients. Our plant producing the stringing pulley block for overhead line transmission has been around for more than 20 years. The 660mm MC nylon sheave of the stringing block's maximum suitable conductor is ACSR630.

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Product Description

660mm Large Diameter Stringing Blocks manufactured by Lingkai Transmission are made of aluminum alloy and MC nylon mounted on ball bearings. The wheels are made of galvanized steel and mounted on ball bearings. The stringing block groove is lined by a neoprene ring or by wear-proof interchangeable negatron or aluminum sectors.

660mm Large Diameter Stringing Blocks, three Sheaves Conductor Stringing Blocks are used for stringing two or three conductors on an overhead transmission line. The sheaves can be made of steel (central), nylon, or aluminum alloy.

Parameters of 660mm Large Diameter Stringing Blocks

Item Number	Model	Number of Sheave	Rated Load (kN)	Weight (kg)	Features
10121	SHD660	1	20	30	Rubber coated aluminum sheave
10122	SHS660	3	40	106	Middle: cast steel sheave with the width of 90mm Conductor: rubber coated aluminum sheave
10123	SHW660	5	60	150
10124	SHDN660	1	20	24	MC nylon sheave
10125	SHSLN660	3	40	92	Middle: MC nylon sheave Conductor: rubber coated aluminum sheave
10126	SHWLN660	5	60	120
10127	SHSQN660	3	40	76	MC nylon sheave
10128	SHWQN660	5	60	110	MC nylon sheave
10129	SHQZ660	7	80	268	Middle: cast steel sheave Conductor: rubber coated aluminum sheave
10130	SHQ660A	7	75	190	Middle: cast steel sheave Conductor: MC nylon sheave