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Long term stability of laser cladding: 5-year tracking verification
Date:2025-11-10 15:33     Source:daokedao     Browse:54

When customers choose surface treatment technology, they not only focus on short-term effects, but also attach more importance to long-term stability. Since providing cladding repair services for the catalytic cracking unit valves of a large refinery in 2018, the Daokedao laser cladding equipment has been continuously tracking and monitoring the batch of valves for 5 years. The data shows that after a cumulative operation of 8000 hours (equivalent to nearly 1 year of continuous work), the coating wear of the valve repaired by melting is only 0.12mm, far lower than the traditional new valve's wear rate of 0.5mm/year. The equipment supervisor of the refinery stated that during the 5-year operation of these repaired valves, there has not been a single malfunction caused by coating peeling or wear, and the number of repairs has decreased by 90% compared to before, saving valve maintenance costs of over 200000 yuan per year. Long term tracking data has fully demonstrated the stability and reliability of Daokedao laser cladding technology, and the refinery has subsequently adopted this technology for the repair of all key equipment.

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