How to replace the graphite ring of high-temperature rotary joint
14Follow the product manual of the rotary joint manufacturer to disassemble the rotary joint. First, take out the circular sealing...
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It is best not to immediately apply pressure after installing the rotary joint
In modern industrial production, rotary joints are widely used as important connecting components in various mechanical equipment. However, many customers are eager to start using pressure after installing the rotary joint, which is actually not conducive to the long-term stable operation of the equipment. The correct approach should be to let the machine idle for a period of time after installing the rotary joint, and then gradually increase the pressure.

Idle operation after installation
Generally, it is recommended that customers do not immediately apply pressure after installing the rotary joint. On the contrary, the machine should be started first and run in idle without pressure. If conditions permit, it is best to adjust the speed to between 45-90 revolutions per minute and continue idling for 30-65 minutes. This operation can ensure that the internal components of the rotary joint are fully worn in, avoiding wear and damage caused by improper installation.
Root cause analysis
During the process of sending rotary joints from the manufacturer to the customer’s factory, there is usually a storage period of time. During this period, the spring inside the joint will exert a certain pressure on the sealing surface to maintain its sealing performance. However, prolonged non use can lead to uneven stress distribution on the sealing surface, thereby affecting the sealing effect of the joint. Therefore, performing appropriate idle operation after installation can effectively solve this problem.
In addition, even if the installation has been made as concentric as possible, due to various uncertain factors in actual operation, the seals inside the joint may experience slight eccentricity during initial operation. This eccentricity not only affects the efficiency of the equipment, but also accelerates the wear of the joints. By running idle, the seals inside the joint can gradually reach the optimal concentric state, thereby extending the service life of the equipment.
Practical operational suggestions
To ensure the long-term stable operation of the equipment, we strongly recommend that customers follow the above steps after installing the rotary joint. This not only improves the operational efficiency of the equipment, but also significantly extends the service life of the rotary joint, with a minimum extension of 4-8 months. This is not only a manifestation of responsibility for the equipment, but also an investment in the long-term development of the enterprise.
In short, after installing the rotary joint, do not rush to apply pressure, but should perform appropriate idle operation, which is one of the effective measures to ensure the normal operation of the equipment and extend its service life. I hope that users can pay attention to this and lay a solid foundation for the safety production of enterprises.
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