XBSY Sand Pump & Centrifugal Mud Pump for Oilfield Drilling Fluid Solids Control The XBSY Sand Pump is a robust centrifugal mud pump developed for oilfield drilling fluid transfer and solids control operations. It provides a consistent and reliable flow of drilling mud to equipment such as desanders, desilters, mud cleaners, and mud mixing systems , supporting efficient circulation throughout the solids control process. Designed to handle abrasive drilling fluids containing