MATERIAL MASTER™ BULK BAG DISCHARGING SYSTEM features a fork-lift loaded bulk bag lifting frame with adjustable height receiving frame. Unit features a Flo-Master™ bulk bag massaging system to promote positive material flow, a Seal-Master™ bag spout access chamber, and a Sure-Seal™ spout clamping system for dust-tight material discharge. Product discharge transition includes a fully mounted material delumper to break up material being fed into downstream process. The Seal-Master™ bag spout access chamber features interlock switches to prevent material delumper from operating unless both chamber doors are in the closed, secured position. Equipment framework features loss-in-weight load cells located above floor level for enhanced protection.