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ubp Rotary joints

RECOMMENDED APPLICATIONS:

  • Pulp and Paper, Corrugating industries
  • Steam and Steam condensate (up to 235°C)

Rotary joint type UBP with spherical carbon sealing ring has no bearings and it is available in monoflow and duoflow version. In monoflow version it can be single inlet, or single outlet with syphon pipe. High performance rotary joint design for transfer of steam in paper industry.

Through years of experience, it has been modified, redesigned and brought to perfection. New sealing technology, robust sealing ring as well as advanced materials enable reliability and extended life time.

Connection to the machine by means of:

  • Spider cage support (bracket)
  • Directly bolted on to the shaft – on customer request

For different sizes and connections (inlet & outlet) as well as sizes of stationary syphon pipe, please contact Vrska Press company or your local representative.

For ordering instructions see coding system page.

Features

Monoflow & duoflow design
Spherical carbon graphite sealing ring
Spider cage-supported rotary joint
Long service life
Easy and quick repair
Robust, graphite sphere and SSiC face
Planed maintenance

Materials

Seal faces combination: SS steel, Carbon, SSiC
Secondary seal: Graphoil, Fluoro elastomer
Rotor: SSiC or Special stainless steel
Housing: described in “series description”

Operating data

ND
ND
ND
ND 125
ND 150
ND 125
ND 150
Size
Size
Size
3 ¹⁄2"
4"
3 ¹⁄2"
4"
Medium
Steam
Max. temperature
235°C
235°C
235°C
235°C
Medium
Steam
Max. pressure
16 bar
16 bar
16 bar
16 bar
Medium
Steam
Max. speed
500 rpm
500 rpm
500 rpm
500 rpm
Medium
Steam
Version
Duoflow
Duoflow
Monoflow
Monoflow

Avoid combination of maximum values. Medium plays important role to determine limiting factors, therefore we kindly ask our customers to contact our company before ordering. Higher values on request.

If you have any questions or concerns about the product, please feel free to call or send us a message.