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Recent content by rv90

  1. rv90

    Mechanical seal failure

    Hi everybody, In our plant we use horizontal, multistage centrifugal pumps, 3000-8500 rpm, seal chamber pressure DE side 5-7 bar, seal chamber pressure NDE side 3-4 bar, axial movement of the pump is controlled by a balance disc, fluid demi water with boron content (max 5 g/kg), max temperature...

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