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Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Specifications
Brand Name :
Suntech
Model Number :
SHD508
Certification :
ISO
Place of Origin :
Ningbo
MOQ :
1 PCS
Price :
Negotiable
Payment Terms :
L/C,T/T
Supply Ability :
3000 PCS/Month
Delivery Time :
3-7days
Packaging Details :
Plywood Case
Name :
508 Series Stringing Block
Model :
SHD508
Sheave :
1-5
Rated Load :
20-60KN
Weight :
18-70KG
Warranty :
1 year
Description
Professional 508 Stringing Block for Overhead Power Line and Conductor Stringing Installation Work
The 508 Stringing Block is a fundamental and purpose-built tool in the overhead power line construction industry. It is specifically designed to facilitate the safe, efficient, and damage-free installation of electrical conductors, also known as stringing. This essential piece of hardware acts as a robust guide and support system, typically installed on utility poles, transmission towers, or temporary structures.
Product Specifications
Item Number Model Number of Sheaves Rated Load (kN) Weight (kg) Features
10101 SHD508 1 20 18 Rubber lined aluminium sheave
10102 SHS508 3 40 61 Middle: Cast steel sheave Conductor: Rubber lined aluminium sheave
10103 SHW508 5 60 93 Middle: Cast steel sheave Conductor: Rubber lined aluminium sheave
10104/10104A SHDN508 1 20 16 MC nylon sheave
10105 SHSLN508 3 40 47 Middle: MC nylon sheave Conductor: Rubber lined aluminium sheave
10106 SHWLN508 5 60 79 Middle: MC nylon sheave Conductor: Rubber lined aluminium sheave
10107/10107A SHSQN508 3 40 38 MC nylon sheave
10108/10108A SHWQN508 5 60 70 MC nylon sheave
Key Features and Benefits
  • Provides Critical Support and Weight Bearing: Carries substantial conductor weight during stringing, preventing drooping, ground contact, or snagging while maintaining correct stringing sag.
  • Dramatically Reduces Friction: Incorporates rotating sheaves with high-quality bearings to transform sliding friction into minimal rolling friction for efficient long-distance pulling.
  • Protects Conductor Surface: Features smooth, rounded groove sheaves that cradle conductors to prevent scratches, gouges, and abrasion that could compromise electrical performance.
  • Essential for Safe Operations: Provides controlled, predictable conductor path to prevent whipping, snapping, or jumping under tension, ensuring crew safety.
  • Enables Efficient Long Distance Stringing: Creates smooth conductor "highway" across multiple structures for continuous pulling operations, improving installation speed.
  • Prevents Conductor Kinking and Twist: Proper groove profile allows natural conductor alignment to prevent kinks and twists that cause permanent damage.
  • Facilitates Pilot Lines and Pulling Ropes: Designed to accept light pilot lines, heavier pulling ropes, and final conductors in sequential installation process.
  • Durable Construction: Heavy-duty aluminum or steel frames with impact-resistant sheave materials withstand harsh job site conditions and weather exposure.
  • Professional Industry Standard: Foundational tool that demonstrates commitment to proper installation techniques, crew safety, and long-term asset performance.
  • Protects Major Infrastructure Investment: Safeguards expensive conductor components from installation damage, ensuring reliable operation throughout intended lifespan.
The 508 Stringing Block is a classic example of a simple tool solving a complex engineering challenge. It manages immense physical forces, transforms harmful friction into manageable motion, and protects critical assets from harm. For any overhead conductor installation or replacement task, the 508 Stringing Block is an absolute necessity for achieving safe, efficient, and high-quality results that will power communities for decades to come.
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Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)

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Product Detail
Brand Name :
Suntech
Model Number :
SHD508
Certification :
ISO
Place of Origin :
Ningbo
MOQ :
1 PCS
Price :
Negotiable
Contact Supplier
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)
Professional 508 Stringing Block with Rubber Lined Aluminium Sheave for Overhead Power Line Installation (20-60KN Rated Load)

Ningbo Suntech Power Machinery Tools Co.,Ltd.

Verified Supplier
1 Years
ningbo
Since 2014
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Main Products :
Transmission Line Stringing Tools, Conductor Stringing Blocks, Large Diameter Rope Pulley
Total Annual :
1000000-5000000
Employee Number :
110~160
Certification Level :
Verified Supplier
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