Failure modes for well service pump packing encompass various degradation and damage mechanisms including abrasive wear from solid particles in pumped fluids, adhesive wear from boundary lubrication breakdown, thermal degradation from excessive temperatures, chemical attack from incompatible fluids, extrusion from inadequate stuffing box design or clearances, cutting from rod surface ... https://globalsealstech.com/product-category/oil-gas-seals/high-pressure-water-pump-seals/