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Refurbishment of butterfly valve seals

12/05/2021 - posted in Experience

Our customers’ requirements vary from one piece of equipment to another, which is why PXL SEALS has been offering various butterfly valve refurbishment options for over 20 years. The connecting area between the trunnions and the lens is often critical and where major leaks can be found. (...)

Tags : Seals, valve, butterfly valve, pxl, pxl seals, Refurbishment

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Should sealing be only designed considering material and geometry?

08/03/2015 - posted in Experience

Introduction Further to several customer experiences, we noticed that it is critical to work on both seal and housing parameters.   This new way of considering projects is based on a specific experience: the replacement of a valve trunnion. The equipment working conditions caused big (...)

Tags : geometry, ring, sealing, seal, seals, material

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Mobile ring sealing: is D-ring the ideal solution at low pressure?

26/02/2015 - posted in Experience

Is D-ring the optimal answer to all mobile ring sealing issues? Not necessarily.  We would like to share our experience on low pressures applications.As required by a Hydro Power Customer, PXL SEALS proceeded to a mobile ring sealing of a spherical valve initially equipped with O-ring seals. (...)

Tags : Mobile, ring, sealing, seal, seals, D-ring

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