KLS-TM high pressure lip seals for rotary service

After a multi-year test program, Kalsi Engineering is pleased to announce the new KLS high pressure lip seal. These spring-loaded lip seals are for sealing fluid pressure up to 1,000 psi (6.89 MPa) in rotationally unidirectional applications. Testing was performed at a surface speed of 543 feet per minute (2.76 m/s). The ability to perform […]

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New rotary seal simplifies equipment design

Kalsi Engineering introduced the 673 series Axially Constrained Seal (ACS) in a blog entry in October of last year. We have continued testing this advanced rotary seal in conditions that the 462 series ACS would never be considered for.

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A video tour of our seal testing lab

We have posted a new 3.3-minute video tour of our rotary seal test lab to our YouTube channel. The video explains several types of test fixtures we use to evaluate new seal materials, geometries, and hardware arrangements. In an average year, we perform over 12,000 hours of rotary testing. This significant investment in testing sets […]

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A new chapter on side port swivels has been added to our rotary seal handbook

A new chapter titled “Using Kalsi Seals in side port swivels” has been added in the Application Engineering section of our rotary seal handbook. This new, well-illustrated chapter describes the best practices for designing high pressure side port swivels for use with Kalsi-brand rotary shaft seals. The suggested swivel design incorporates Kalsi Engineering’s patented floating […]

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40 day 5,000 psi rotary seal test with 0.010” runout

[Posted on November 12 2014 by:John E. Schroeder] Kalsi Engineering is pleased to announce a new benchmark in high pressure rotary seal performance. A pair of PN 655-4-114 Extra Wide Enhanced Lubrication Seals have been tested at 5,000 psi for 40 days against a 2.75” (69.85mm) shaft rotating at 252 ft/minute (1.28 m/s) with 0.010” […]

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