Asten Controls LLP

Rotary Unions are precision-engineered mechanical devices used to transfer fluids, air, oil, steam, or other media from a stationary supply line to a rotating component. These unions are designed to ensure leak-free performance, smooth rotation, and long operational life in demanding industrial environments.

Manufactured using high-grade materials such as carbon steel, stainless steel, brass, or aluminum, rotary unions offer excellent resistance to pressure, temperature, and corrosion. Advanced sealing technology ensures reliable media transfer while maintaining consistent flow and minimizing wear during continuous rotation.

Rotary unions are widely used in applications such as CNC machines, printing machinery, packaging equipment, textile machines, paper mills, rubber and plastic processing machines, and rotary tables. They support single or multiple passage configurations depending on application requirements.

These rotary unions are compatible with air, water, hydraulic oil, coolant, steam, and vacuum systems. Available in various sizes, pressure ratings, and connection types, they can be customized to suit specific industrial needs.

Known for high efficiency, low maintenance, and robust construction, rotary unions help improve machine performance, reduce downtime, and ensure safe fluid transmission in rotating systems.