Product overview
Cable prestranded protection bar is a device used to protect optical cable, mainly used in overhead optical cable lines, to enhance the tensile strength and vibration resistance of optical cable. It is tightly wrapped in the optical cable by the way of pre-stranded, effectively disperses the influence of external force on the optical cable, and prevents the optical cable from being damaged by external force.
structure
Material: Usually made of high-strength, corrosion-resistant aluminum alloy or galvanized steel wire, with good mechanical properties and weather resistance.
Structure: The cable protection bar is pre-twisted by a number of metal wires to form a spiral structure, which can be tightly fitted to the optical cable surface to provide uniform support and protection.
Surface treatment: After anti-corrosion treatment, adapt to a variety of harsh environments, to ensure long-term reliability.
Product features
High strength: can withstand greater tension and impact force, protect the cable from external damage.
Anti-vibration: effectively reduce the influence of wind vibration, ice vibration, etc. on the cable, and extend the service life of the cable.
Easy installation: The pre-stranded design makes the installation process simple and quick, without special tools.
Wide adaptability: applicable to various specifications of optical cable, can adapt to different climate and environmental conditions.
Application Scenarios
Protection of overhead cable lines
Optical cable reinforcement for power communication lines
Tensile enhancement of long distance optical cable lines
Cable protection in harsh environments (such as cold, high temperature, strong winds, etc.)












Installation instructions
Check that the cable surface is clean and free of debris.
Fix one end of the pre-twisted cable protection bar on the optical cable and wrap it evenly along the length direction of the optical cable.
Ensure that the protection line is tightly fitted to the cable to avoid loosening or gaps.
After the installation is complete, check the fixing of the cable protection bar to ensure that it is firm and reliable.
Precautions
Do not use excessive force during installation to avoid damage to the cable or cable protection bar.
Check the status of the cable protection bar regularly and replace the damaged part in time.
Select the cable protection bar suitable for the cable specification to ensure the protection effect.
Technical parameters
| Tensile strength | ≥70kN |
| Applicable temperature range | -40℃ ~ +80℃ |
| Anticorrosion grade | 5 |
| Applicable cable diameter | 9.6mm ~ 16.6mm |
Packaging and storage
Packing: Each wire rod is packed independently to avoid damage during transportation.
Storage: Store in a dry, ventilated environment, away from direct sunlight and moisture.
Quality assurance
This product complies with relevant industry standards and provides a 15-year quality guarantee to ensure that users are worry-free.
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