The classification of swivel unions includes: water type, steam type, oil type, pneumatic type, special medium type, and so on
Swivel Unions is a fluid dynamic sealing connection device, whose core function is to transport media (liquids, gases, steam, etc.) from fixed pipelines to equipment that rotates or swings continuously 360 ° without leakage.
Below are our most trusted rotary joint series, available for standard or custom-engineered orders. As a manufacturer specializing in precision rotary sealing technology, SD SWIVELES Engineering Co., Ltd. brings together a dedicated team of certified mechanical engineers, application specialists, and production experts, each with decades of hands-on experience in the R&D of fluid transfer systems for paper, steel, rubber, plastic, and chemical processing industries.
57-000-094 is a 57 series single channel self-supporting rotary joint designed for sealed transmission of media such as water, steam, and hot oil in rotating equipment. Its core features include forged copper shell+stainless steel rotor, E.L.S. long-life seal, lifetime lubricated bearing, and three leakage hole monitoring structure.
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1005-000-049 rotary joint is a shaft mounted multi-path rotary joint designed specifically for air and hydraulic oil media. It adopts a 1/4 "BSP right-hand threaded interface and is suitable for heavy machinery hydraulic systems installed in narrow spaces.
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The 1005-020-019 rotary joint is a 1005 series single channel high-speed rotary joint, designed with a balanced mechanical seal for stable transmission of hydraulic oil/coolant and other media at high speeds.
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The 1005-042-448 rotary joint is the specific specification and model of the 1005 series single channel rotary joint, designed specifically for high-speed machine tool spindle center water/coolant delivery. It adopts a balanced mechanical seal and bearing supported rotor structure, suitable for MQL (micro lubrication) or coolant working conditions.
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1108-019-217 rotary joint is a single pass rotary joint model, designed for the transmission of water/coolant media in medium and low-speed rotating equipment (such as machine tool spindle center water outlet, roller cooling), using NPT right-hand thread connection,
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1105-429-430 rotary joint is a single channel high-speed rotary joint designed for stable transmission of air or low viscosity fluids under high-speed, medium and low pressure conditions. It is commonly used in printing, winding and automated rotating equipment
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The 1116-610-463 rotary joint is a single channel high-speed rotary joint of the 1116 series, designed for the transmission of spindle coolant or micro lubrication (MQL) media in machining centers. It adopts a balanced silicon carbide seal and anodized aluminum shell, supporting high-speed and low torque operation.
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The clutch intake rotary joint is a key dynamic sealing component in mechanical presses that connects the fixed air path with the rotating clutch. Its core function is to introduce compressed air into the high-speed rotating clutch cylinder without leakage, achieving "slow intake, fast exhaust" to accurately control the engagement and disengagement of the clutch.
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902-120-188 is a 902 series single channel high-speed rotary joint, specifically designed for machine tool spindle internal cooling or MQL micro lubrication systems. It has a high speed of 15000 RPM, a pressure resistance of 10.5 MPa, silicon carbide sealing, and anti dry running design.
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The clutch intake rotary joint for ball mills is a key fluid dynamic sealing device that connects a fixed gas source with rotating components such as the ball mill cylinder or transmission shaft
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The stainless steel quick connector for punch press clutch is a key component used in pneumatic stamping equipment to connect the air source and clutch cylinder. Its main function is to achieve rapid on-off and control of compressed air, thereby driving the engagement and disengagement of the clutch
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Pneumatic Rotary Joint is a sealed connection device specifically designed to transfer compressed air from a stationary air source system to a high-speed rotating punch drive shaft or clutch system
detailFrom precision machining to seal testing, every step follows international standards (ISO 9001, CE, ATEX) — delivering reliable fluid transfer solutions for paper, steel, chemical, rubber, and plastics industries.
High-precision CNC machining centers with micron-level tolerances ensure rotational stability and seal integrity, even at high speeds and demanding operating conditions.
316L stainless steel, alloy steels, silicon carbide, and carbon graphite — selected for maximum corrosion resistance, wear resistance, and compatibility with steam, hot oil, water, and air.
Balanced seal design with silicon carbide/graphite seal rings delivers ultra-low leakage rates under high-temperature and high-pressure conditions, ensuring extended service life and reduced maintenance.
20+ years of rotary joint engineering experience — offering customized design, sizing guidance, material selection, and on-site technical support for your specific application.
SDSWIVELES integrates 20 years of engineering experience with German-inspired quality management systems to form a standardized production process for precision rotary joints.
Every rotary joint undergoes a documented manufacturing sequence: precision CNC machining, seal face lapping, assembly, and final inspection. Each unit is traceable with individual quality records and serialized documentation.
Our quality department operates with full independence and authority to halt production if standards are not met. Dimensional tolerances are verified to ±0.01mm, and all units are pressure-tested to 1.5x working pressure before shipment.
Triple validation: "dimensional reports + material certifications + performance test records." Product qualification rates remain stable above 99%, eliminating performance variations and ensuring long-term operational reliability.
In the dynamic world of industrial manufacturing, every operation faces unique challenges. At SDSWIVELES, we tailor our engineering expertise to empower your success.
We help you optimize existing equipment with upgraded rotary joint solutions that reduce downtime, improve energy efficiency, and lower maintenance costs. Whether you need to replace aging components, enhance performance while meeting stricter industry standards, or adapt to evolving production demands — we deliver solutions that keep your operations running.
Stand out in a competitive market with custom-engineered rotary joint solutions that integrate seamlessly with your equipment designs. We support custom connection configurations, material specifications, compact form factors, and performance validation — helping you deliver reliable machinery to your customers.
Turn your engineering concept into reliable, production-ready hardware with our end-to-end partnership. From application analysis, material selection, prototyping, manufacturing oversight, to compliance testing — we guide you through every step of your journey from idea to implementation.
Get expert guidance on the right formulation for your brand — standard or custom-engineered, with low MOQ and free sample support.
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