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Aluminum Alloy 508 Series Lightweight Corrosion Resistant Stringing Block for Cable Pulling
Product Details:
| Place of Origin: | Ningbo |
| Brand Name: | Suntech |
| Certification: | ISO |
| Model Number: | 508 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 PCS |
|---|---|
| Price: | Negotiable |
| Packaging Details: | Plywood Case |
| Delivery Time: | 3-7days |
| Payment Terms: | L/C,T/T |
| Supply Ability: | 3000 PCS/Month |
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Detail Information |
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| Name: | 508 Series Stringing Block | Model: | SHD |
|---|---|---|---|
| Sheave: | 1-5 | Rated Load: | 20-60KN |
| Weight: | 18-70KG | Warranty: | 1 Year |
Product Description
Aluminum Alloy 508 Series Stringing Block
Heavy-duty, high-performance component engineered for demanding power line construction projects. Designed for lightweight field use with corrosion-free aluminum alloy construction.
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 Applications & Benefits
- Smooth, Low-Friction Cable Path: Large-diameter sheave and precision bearings reduce pulling force requirements and minimize cable stress
- Cable Protection: Prevents abrasion, crushing, and twisting of valuable conductors and OPGW cables during installation
- Tension Stringing Essential: Fundamental component for modern overhead power line construction methodology
- Heavy-Duty Construction: Robust aluminum alloy frame with sealed bearings for long-term reliability in harsh conditions
- Enhanced Safety: Reduces crew labor and provides controlled cable path, minimizing workplace hazards
- OPGW & Fiber Optic Compatibility: Specially designed to protect delicate optical fibers from micro-bending and signal attenuation
- Versatile Application: Suitable for transmission conductors, distribution lines, guy wires, and messenger strands
- Project Efficiency: Faster pulling speeds and reduced stoppages lower overall installation costs
- Industry Standard: Recognized best practice for professional power line construction projects
- Infrastructure Investment: Ensures damage-free installation for reliable, long-lasting electrical grid components
The 508 Series Stringing Block is a precision-engineered workhorse fundamental to modern overhead line construction. It guides valuable cable safely into position while minimizing friction, protecting cable integrity, and enhancing worksite safety—making it indispensable for utility crews and contractors building robust electrical infrastructure.
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