Products
Applicable industry: Machine tools (Bearing-less type) ESX20M-L series
Rotary Joint
Features
- Long stroke (max. 8 mm)
- Seal type: Heat shrink fit
- Body: Stainless steel
Fluid
| Fluid | Coolant | Oil mist | Dry air |
| Pressure (MPa) | 0.5 ~ 14 | 0.2 ~ 1 | N/A |
| Pressure (psi) | 72.5 ~ 2,030 | 29 ~ 145 | |
| Pressure (bar) | 5 ~ 140 | 2 ~ 10 |
Operating specification
| Specification | Flow rate (Coolant) | Max. speed | Max. temp | Stroke (Axial movement) |
| Number | Below 20 L/min | Max. 40,000 min-1 | Max. 60 ℃ | Max. 8 mm |
| Below 5.28 gal/min | Max. 40,000 rpm | Max. 140 °F |
Installation direction
| Direction | Horizontal | Vertical (Rotating part is upper side) | Vertical (Rotating part is lower side) |
| ✔ | ✔ | ✔ |
Installation specification
| Specification | Rotation without fluid | Min flow rate to operate seal (In case fluid is coolant) |
*Thrust loading to spindle side |
| ✔ | Over 10 L/min | 490 N | |
| Over 2.64 gal/min |
Note)
*Thrust loading to spindle side
01.Thrust loading is directly proportional to fluid pressure.
02.In case fluid pressure is 7 MPa (1,015 psi, 70 bar).
Outline drawings and Installation dimensions
*Please download catalog to check details of dimensions.
Catalog download
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ROTALY JOINTS for Machine Tools
Catalog
Rotary Joint
