Robco Expert

  5 REASONS TO USE PREFORMED PACKING RING SETS IN PUMPS Jean Melancon In centrifugal pump sealing you need to select which packing would best suit your equipment and application, and in what order to install each packing length, assuming your maintenance worker will remember and respect the installation order and steps involved. Measuring packing lengths, cutting them to the correct size and allowing for compression expansion can be difficult. There’s always material waste as a result of error and achieving the required angle cut. Also, giving each packing length a shape around the shaft and making sure the shape is maintained during insertion requires time and patience. Then, unless the packing is pre-densified, exerted compression may not be ideal and will result in reduced, inadequate sealability. But preformed packing ring sets are custom made to fit your equipment and will incorporate the best configuration of packing types and spacers to suit your application. HERE ARE 5 R...