1109-842-730 swivel union

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The 1109-842-730 rotary joint is a high-performance single pass center outlet rotary joint designed specifically for coolant, cutting oil, and micro lubrication (MMS) applications in machine tool machining. This model belongs to the 1109 series and adopts a shell support structure, which has extremely high speed adaptability and sealing reliability. It is widely used in the spindle cooling system of CNC machining centers, lathes, milling machines and other equipment.

Origin: Shandong
Customized processing: Yes
Whether to import: No
Sales area: National
Scope of application: Machine tool processing
Connection form: Thread
Material: Stainless steel
Pressure: 8.0MPA
Temperature: 80 ℃
Speed: 20000r/min
Media: hydraulic oil, water, coolant
Oil mist: 10 bar
This joint adopts a bearing structure and features Dublin’s proprietary “disengagement” design. Its unique elastic diaphragm allows it to “disengage” the sealing surface when there is no cooling pressure, and then return to the closed state after pressure is restored.
Performance characteristics:
Single channel, coolant or MQL;
Detaching M technology can achieve unrestricted dry operation without mass pressure;
Full flow design, no debris or burr blockage;
Bearing support and threaded rotor, easy to install;
Double ABEC7 (ISOP4 grade) angular contact ball bearings;
Adopting labyrinth seal and large leakage port to protect ball bearings;
Balanced mechanical seal, made of silicon carbide material, can extend its service life even under harsh working conditions;
Anti corrosion anodized aluminum shell.