Kalsi Engineering's blog

Testing BDRP Seals for high pressure hydraulic swivel service

Introduction to BDRP swivel seals BDRP seals (Bi-Directional Rotation and Pressure) are patented rotary seals engineered to generate hydrodynamic lubrication with high differential pressure acting from either side and with […]

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BDRP Seals™ for the fluid power industry

  Introduction BDRP Seals are featured in the September 17, 2020 “Fluid Power Journal” article “Kalsi Engineering Releases New Class of High-Pressure Seals”. The article focuses on the pressure and […]

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A revision of the Kalsi Seal Handbook™

Our online seal handbook, which provides guidelines for implementing Kalsi-brand rotary shaft seals in rotating equipment, has been revised. Highlights of the revisions follow. Chapter D7 “Extrusion gap considerations” — […]

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Video of a 368-hour, 10,000 psi washpipe test

Plastic Lined Kalsi Seals™ have the most pressure capacity of any polymeric rotary shaft seal. This video explains why.     We are pleased to announce a new video (above) […]

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Testing Hybrid mud motor seals with increased compression

In late 2019 we blogged about concentric and eccentric testing of Kalsi-brand rotary seals with dynamic lips that were significantly wider than those of our 507-series Wide Footprint Seals™. The […]

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