DSTI - Dynamic Sealing Technologies

GP Series (General Purpose) Rotary Unions
Fluid & Gas Flow Equipment

GP Series (General Purpose) Rotary Unions

The GP Series multiple passage rotary unions are available in 2, 3, 4, 6, 8, 10 & 12 passage models. Modified or custom configurations are also available. All GP Series rotary unions incorporate DSTI's exclusive DynaSeal(TM) seals, which are suitable for vacuum & bi-directional pressures up to 7500 psi. All passages are individually sealed to allow use with dissimilar medias. Many of the GP...

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DSTI Specializes In Large Rotary Union Designs
Laboratory and Research Supplies and Equipment

DSTI Specializes In Large Rotary Union Designs

MINNEAPOLIS, Minn. - February 10, 2009 - DSTI is a leading provider of large scale rotary union assemblies for hydraulic systems. The 6-passage unit pictured was designed for offshore use in the energy sector. It was designed to transfer hydraulic fluid to rotating equipment. The two main fluid channels are designed for flow rates of 800 GPM under typical service conditions. Their 5" diameter...

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Specialized Rotary Union for Centrifuge Applications
Laboratory and Research Supplies and Equipment

Specialized Rotary Union for Centrifuge Applications

MINNEAPOLIS, Minn. - January 20, 2009 - Dynamic Sealing Technologies offers specialized rotary union assemblies that are specifically suited to centrifuge applications. The unit pictured has 8-independent passages designed to transfer air & fluids to a rotating centrifuge. Special cooling manifolds were added to the outer housing to control operating temperatures during 300 rpm use. About DSTI --...

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DSTI Designs Specialized Stainless Steel Rotary Union for High-Speed Water Service
Laboratory and Research Supplies and Equipment

DSTI Designs Specialized Stainless Steel Rotary Union for High-Speed Water Service

MINNEAPOLIS, Minn. - December 5, 2007 - DSTI recently designed a specialized stainless steel rotary union for an offshore cooling system application. The rotary union was engineered to transfer supply/return cooling water to equipment that rotates up to 500 rpm. It features a 2-passage design, with 2.0" NPT inlets. About DSTI -- Dynamic Sealing Technologies, Inc. (DSTI) specializes in the design,...

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Laboratory and Research Supplies and Equipment

DSTI Provides Large Rotary Union Assemblies for Energy Sector

MINNEAPOLIS, Minn. - July 12, 2007 - Dynamic Sealing continues to be a leading supplier of large custom rotary union assemblies to the energy sector. The design shown has (6) passages with 2" flow channels. It was designed to transfer hydraulic fluid at 5000 psi while rotating at up to 20 RPM. It is designed to operate outdoors in extreme environments, with temperatures ranging from -40 degrees F...

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Rotary Union has explosion-proof electrical slip ring.
Laboratory and Research Supplies and Equipment

Rotary Union has explosion-proof electrical slip ring.

Custom rotary union/electrical slip ring assembly carries Class 1, group C explosion-proof certification for hazardous locations. Rated to 1,000 psi, rotary union features all-stainless steel construction for use in washdown environment. It incorporates DynaSeal Teflon® seals; three Â-¾ in. NPT flow passages that feed into common passage in housing; and 16, ¼ in. NPT...

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