Rotherm
rotherm rotary joints

Olympic Rotary Joint

For Hydraulic, Coolant, Air

  • Stainless Steel
  • Single Passage
  • 1/8" to 1 1/2 " Ports
  • Speeds to 3600 RPM

Series 200 Rotary Joint

For Steam, Hot Water, Hot Oil, Condensate, or Other Fluids

  • Bronze and Steel
  • 1 Passage and 2 Passages
  • Sizes: 1/2" to 2"
  • Speeds to 1500 RPM
  • Self Supported from Rotor

Series 300 Rotary Joint

For Steam, Hot Water, Hot Oil, Condensate, or Other Fluids

  • Nickel Plated or Stainless Steel
  • 1 Passage and 2 Passages
  • Sizes: 3" to 8"
  • Speeds to 1500 RPM
  • Mounted to Bearing Block or
    Pedestal

Series 400 Rotary Joint

For Steam, Hot Oil,Condensate, or Other Fluids

  • Nickel-plated steel
  • 1 Passage and 2 Passages
  • Sizes: 1" to 2-1/2"
  • Speeds to 400 RPM
  • Self Supported from rotor

Series 500 Rotary Joint

For Steam, Hot Oil,Condensate, or Other Fluids

  • Brass or Stainless Steel
  • Ball Bearings
  • 1 Passage and 2 Passages
  • Sizes: 1/4" to 2"
  • Speeds to 3600 RPM
  • Self Supported from Rotor

 

Series 600 Around the Shaft Rotary Joint

For Coolants Such As Water or Oil

  • Stainless Steel, Brass or Aluminum
  • 1 Passage and 2 Passages
  • Sizes: 1" to 6"
  • Speeds: Max 1000 RPM
  • To be mounted on Customer Shaft
  • Engineered to Customer's Requirements
Series 700 Timing Valve

Automatic on-off control of air or fluids, often used on rotary tables to provide control of clamping devices or liquids to a process.
  • Aluminum Body
  • One or Two Circuits
  • Up to 8 Circuits per Circuit
  • Timing Plate Customizes Valve to meet specific operating tasks
Series 800 Swivel Joint

For slow turning or oscillating motion, steam hot oil, water, air.
  • Nickel plated body
  • Stainless Steel Rotor
  • Teflon Seal
  • Pressure: To 150 PSIG
  • Temperature: To 375 degrees F
Series 900 Rotary Joint

For High Pressure, High Speeds, typical applications include hydraulic collets and gun drill
s
  • Aluminum Body
  • Single or Multiple Passages
  • Pressure: To 3000 PSIG
  • RPM: To 6000
  • Tail Shaft option available for electronic pickups
Miniature Rotary Joint

For the application where miniaturization is important, Rotherm has developed a special joint to fit tight places.
  • Aluminum or Stainless Steel
  • Single Passage
  • 1/16 inch to 1/8 inch
Air Cooled Rotary Joint

For applications with little to no flow of media running at high speeds, this joint is designed to dissipate heat with fins.
  • Aluminum Body
  • Ball Bearings
  • Single Passage
  • 1/8 inch to 1 inch

Series 2604 Rotary Union

Designed for Handling Air or Hydraulic Fluids

  • Stainless Steel or Aluminum
  • 1 Passage and 2 Passages
  • Sizes: 1/4", 1/2" to 3/4"
  • Low RPM
  • Pressure: 3000 psi to 5000 psi

Series 1888 for Clutches

Fawick and Witchita clutches

  • Three Passages
  • Port Sizes: 1-3/8", 2-1/2"
  • Widely used in lumber mills

Custom Designed Rotary Joints

Rotary Joints specifically designed for your application. (Picture at right is an example)

  • Sizes up to 6 inches
  • 1-6 Passages
  • Special materials
  • Speeds to 3600
  • Temperature to 500°F
  • Liquid and Gasses

Rotary Joints for Dryers

Used on rotating Dryers and Calenders in Rubber, Plastics, and Textile machines

  • Sizes up to 3 inches
  • 1 and 2 Passages
  • Brass and Stainless Steel
  • Custom Flanges
  • Speeds, temperature, and pressures to meet the application

 

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We are happy to answer any questions. Feel free to contact us or email us.


7835 N.E. Main St. • Fridley, Minnesota 55432 USA · Toll Free: (888) 271-6794
Tel: (763)-571-5701 · Fax: (763)-571-7641