In addition to loss-in-weight scale system with summing box, Material Master™ Bulk Bag Discharging System features pneumatic chain hoist with motorized trolley and Spider-Lift™ bag lifting frame. Heavy-duty breaker bar Flo-Master™ bag massaging system ensures positive material flow, while Seal-Master™ bag spout access chamber allows optimal access to bag discharge spout. For dust-tight discharge, system also includes Sure-Seal™ pneumatic bag spout clamping system.