3 Sheaves Transmission Line Helicopter Blocks

Name: 3 Sheaves Transmission Line Helicopter Blocks
Brand: Ningbo Dongfang Machinery Of Power Co., Ltd.
Rating: 4.2 (37 reviews)

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10yrs

Ningbo, Zhejiang, China

Manufacturer
OEM service

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Ningbo Dongfang Machinery Of Power Co., Ltd.

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Product description

3 sheaves helicopter blocks are used for 2 bundled or 3 bundled conductors stringing through helicopter. The blocks can be used for mountain area, down town of city or river cross area.

The fly attachment of helicopter blocks is specially designed with chinese patent. The sheaves can be made of high strength nylon or aluminum alloy lined with neoprene. We have exported those blocks to a few main contractors in the world (European countries and American countries).

Three sheaves Helicopter Stringing Blocks

Item No.	Model	ACSR Size Range (mm²)	Working Load (KN)	Weight (kg)	Material of Sheave
10102Z	SH3Z508	300-400	40	68	Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10105Z	SH3ZLN508	300-400	40	59
10122Z	SH3Z660	400-500	40	116
10125Z	SH3ZLN660	400-500	40	102
10107Z	SH3Z508C	300-400	40	52	Nylon, optional can be lined with neoprene
10127Z	SH3Z660C	400-500	40	86
10132Z	SH3Z750C	500-600	60	116
10142Z	SH3Z822C	600-700	60	125
10152Z	SH3Z916C	700-800	75	142
10166Z	SH3Z1040C	800-900	105	216

Application: It is suitable to string two or three stranded aluminum and ACSR conductors on tangent structures through helicopters. 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.

Note:

1. Clevis fitting are optional, please specify when ordering. Customized blocks could be supplied on request. The data in the model means the outer diameter of sheave X width of sheave (mm).

2. All the sheaves are mounted on ball bearings. The frame of blocks is made in galvanized steel.

Shipment
1. The blocks will be shipped in container
2. We will ship the products within one month normally after receiving the payment.
3. Stock is available for standard product.

Package
1. The blocks will be loaded in container.
2. It also can be packed in plywood case or steel frame case.
Payment
1. We accept T/T and L/C.
2. Please send swift copy of T/T if you arrange payment by T/T
3. Please send us the L/C draft to us before issue L/C.

Why choose us:
1. High quality and competitive price
2. Leading and biggest manufacture for stringing equipment and tools in China.
3. We have 25 years of production experience, and more than 1000 customers in the country and abroad market. The stringing blocks have been sold to more than 40 countries.
4. Customer specially ordered products are available, such as helicopter stringing blocks.
4. Big stock condition for fast shipment.
5. Detailed pre-sales service and fast active after-sales service. Response within 12 hours after-sales service