Contact Us. Home Contact Us. Worldwide Locations · Customer Service . Service Kits. SERVICE KIT PLUS. Item #: Manuals and Instructions Deublin Rotating Union Installation Instructions may vary with model. Click to download .

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This page was last edited on 12 Decemberat In larger rotary unions the housing is usually bolted to the drum or roll using a flange.

Prices are indicative only and may vary by country, with changes in raw materials prices or exchange rates. In some cases, like in larger flanged rotary unions, the shaft may be stationary while the housing rotates.


Rotating Unions are also referred as rotary swivels, dublin couplings, rotary joints. This stainless steel rotor is housed in forged brass and comes with 3 vent holes.

Seal types can vary from pusher-type end face mechanical seal, non-pusher type end face mechanical seal, lip seals, and o-ring seals. Retrieved 5 November Furthermore, it features lubricated ball bearing for improved tool life. Rotary unions typically are constructed from stainless steel to resist rust and corrosion, but many other metals can be involved like aluminum. There was a problem with your request.

Your answer has been taken into account. The Online Industrial Exhibition.

DEUBLIN brass rotary unions

Equipment used in grain harvesting including combines, tractors, grain carts and threshers employ rotary unions. Weaving, dyeing and finishing processes are the largest users of rotary unions. Paper applications span the supply chain from the raw pulp and paper mills, to the downstream rotwry converters.

A rotary union will lock onto an input valve while rotating to meet an outlet. This stainless steel rotor is housed in forged brass and comes with 3 vent holes. In these cases the housing rotates at the same speed as the drum. The housing has an inlet port, which is a threaded port to which the hose supplying the medium will be attached.


There was a problem with your request. It is a self supported rotating union that is ideally used for poor water quality. Mills use steam joint and siphon systems and water unions for heating and cooling. Your umion for improvement: Electro-hydraulic equipment used in deublln operations employ rotary unions including shuttle cars and coal cars, drill heads, backhoes, clam shell cranes rorary drag lines.

It has radial housing connection and an independent rotating union. Food processing equipment that use rotary unions include cooling conveyors, flaking mills, shredders, steam cookers, starch dryers, rotary cutters and roll-forming. Most rotary unions have more than one seal. Many assembly lines incorporate multiple rotary unions, because they are highly versatile and take up less space than other devices designed for a similar purpose.

Find a nearby distributor Contact the manufacturer to get an estimate or a price Examine product characteristics and technical specifications of various top brands View PDF catalogs and other online documentation. Designed with a monoflow structure, the unit has 3 vent holes within its forged brass housing. Your suggestions for improvement: With DirectIndustry you can: Rotary unions are used for operations that require coolant, lubricant or hydraulics.

The bearings and seal are typically assembled around the shaft. Rotary unions are also heavily used in crude oil processing, the chemical industry, commercial food production, and pharmaceutical applications.

Responding to ever-increasing speeds and pressures, Deublin Pioneered Extended Life Sealing ELS rotating unions offering outstanding performance under the toughest conditions, and can extend service life two to four times, depending on the severity of the application.

Rotary unions are used for heating or cooling the many processing rolls throughout the wide variety of applications. Our sales team are well placed to help you with your rotating union requirements, contact us with your enquiry via our contacts page.


A rotary union may have only one bearing, but multiple bearing are much more common. Rotary unions are used in all types of converting for water, steam, thermal oil, air or hydraulics. The textile industry is a large user of water, steam and hot oil unions. The Online Industrial Exhibition.

Rotating Unions | DEUBLIN

Rotating Unions are also unuon as rotary swivels, rotary couplings, rotary joints. Views Read Edit View history. A rotary union is a union that allows for rotation of the united parts.

The rotary union may also have an outlet port, if the same joint is being used both to supply fluid to a roll and to remove fluid from the roll. Rotaru Self-supported rotating union Radial housing connection Balanced mechanical seal 3 vent holes Forged brass housing Stainless steel rotor Special options: At the end of the cylinder is a threaded screw with a seal or seals that lock on to it.

While rotary unions come in many shapes, sizes, and configurations, they always have the same four basic components: Monoflow Self-supported rotating union Radial housing connection Balanced mechanical seal 3 vent holes Forged brass housing Stainless steel rotor Special options: Roller bearings; such as ball bearings rotry tapered roller bearings; or non-roller bearings, like graphite bearings and bronze brushings, may uion used in a rotary union.

Thank-you for your help. The bearings are always used to allow a part of the joint, either the shaft or the housing, to rotate.