XBSY Sand Pump for Oilfield Drilling Mud and Solids Control Systems The XBSY Sand Pump is a heavy-duty centrifugal pump designed for drilling mud transfer and circulation in oilfield solids control systems . It provides a reliable and continuous supply of drilling fluid to downstream equipment such as desanders, desilters, mud cleaners, and mud mixing systems . Designed to handle drilling fluids containing abrasive sand and solid particles, the pump features a durable