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Frequently Asked Questions
What is a rotary joint and how does it function?
A rotary joint (also known as a rotary union) is a precision mechanical device used to transfer fluids or gases from a stationary source into rotating machinery. It maintains a secure, leak-proof seal while allowing continuous rotation.
What media can be transferred using rotary unions?
Rotary unions are designed to handle a wide variety of media, including water, steam, thermal oil, hydraulic fluid, coolant, air, and vacuum, depending on the seal design and materials used.
How do I choose the correct rotary joint for my application?
Key factors to consider include the type of media, operating temperature, maximum pressure, rotational speed (RPM), pipe connection size, and the environmental conditions of your specific industry.
What maintenance is required for rotary sealing systems?
Regular inspection of seal wear, monitoring for torque changes, checking for leaks, and ensuring proper alignment are critical. Periodic lubrication may also be required depending on the bearing type.
Can rotary joints withstand high temperatures and pressures?
Yes, specialized heavy-duty rotary joints are engineered with advanced thermal seals and robust materials to perform reliably under extreme pressure and high-temperature industrial environments.