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PK with Electric Brush Plating: The Absolute Advantage of Daokedao Laser Cladding in Hydraulic Rod Repair
Date:2025-11-03 14:37     Source:daokedao     Browse:23

Scratches and corrosion on the surface of hydraulic rods are common faults in hydraulic equipment. Traditional electric brush plating repair has limited thickness (≤ 0.3mm), and the coating is mechanically bonded to the substrate, which is prone to peeling off under high-pressure hydraulic oil flushing. The service life after repair is only 1-2 months.

Daokedao laser cladding equipment completely solves the pain points of hydraulic rod repair. The equipment can repair scratch defects with a depth of up to 5mm, and the fusion layer is metallurgically bonded with the hydraulic rod substrate, with a bonding strength exceeding 350MPa. The surface roughness of the coating is only Ra0.8 μ m, and it can be directly assembled without subsequent grinding.

The repaired hydraulic rod operates stably under high pressure conditions of 31.5MPa, with a service life extended to 1-2 years, which is 6-12 times longer than that of electric brush plating. After adopting this technology, a certain construction machinery enterprise reduced the failure rate of hydraulic equipment by 70% and saved over 3 million yuan in maintenance costs annually.


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