Deublin's 1117 bearingless rotary union utilizes closed seal technology for long service life under harsh operating conditions. With bearingless unions, speed can range from 10,000 rpm up to 50,000 rpm.
1121 Series Overview
The bearingless 1121 rotary unions implement Pop-Off sealing technology to allow dry running even in the absence of media pressure. the short Pop-Off stroke limits coolant leakage when there is a tool change.
1124 Series Overview
The 1124 full-flow design features balanced mechanical seals with patented AutoSense® technology. This technology sense is the media is coolant, MQL, and dry air then responds by changing the seal operation. The bearlingless rotating union is available with a threaded rotor only.