rubber lining

You can lose months of availability on a single bad call. Specify the wrong slurry pump impeller materials and you burn through changeouts, eat unplanned downtime, and watch part cost swamp any first-cost saving. There is no universal winner: high chrome white iron fits coarse, angular, high-velocity duties; a chemically compatible rubber or elastomer can suit fine slurries at moderate temperature; polyurethane fits fine abrasive service where cut growth kills rubber; qualified ceramic inserts or...

When you pull a slurry pump impeller after 800 hours and the leading edges are already rounded, the eye is pitted, and the shrouds are paper-thin, you are not looking at just a wear problem. You are looking at a slurry pump impeller selection decision that was wrong before the first start-up. Repeat the same geometry and material without understanding what destroyed it, and you schedule the next shutdown before you leave the workshop. This article gives you a field-ready method for matching impeller...