Bulk Bag Discharger - HL Series
The Hoist Load (HL) Series Bulk Bag Discharger is designed and built to integrate with existing hoist systems to
load and discharge materials.


  • Square tube support frame designed for use with a customer provided and supported monorail, hoist, and trolley. The frame is provided with bolt together sections designed to reduce handling and shipping costs.
  • Low profile bag lifting adaptor with liner retainer is provided for simple and secure bag loop attachment.
  • Two bag massage paddles provide support for the bag and promote material flow out of the bag. Pneumatic cylinders push the massage paddles upward and inward on the bag providing agitation to promote material flow.
  • 24” x 24” square bag untie hopper is provided with an iris valve inlet to limit dusting when the bag spout is opened. Provided with remote dust collection stub. The 24” X 12” hopper door is provided with a safety switch intended to disengage any equipment attached to the hopper discharge that might present a safety hazard.
  • Bulk bag unloader local control assembly (NEMA 4) is provided for local control of the massage paddles. An adjustable cycle timer, pressure regulator, solenoid valve and off/on switch are used to operate the massage paddles in a manual control mode. This assembly also has an additional off/on switch for the activation of the vent filter pulse timer and the vent filter fan. A buyer-provided motor starter is required for the vent filter fan. This assembly can be configured for automated control from a buyer-provided control system.


  • Carbon Steel or stainless steel product contact surfaces.
  • Carbon Steel or stainless steel support frame.
  • Two side bag massage paddles to provide agitation to the middle of the bag sides.
  • 30” x 30” hopper with 30” x 18” door and fold-up bag rest shelf for intermittent dumping of 50 pound bags.
  • Bag support pan in place of massage paddles for free-flowing products.
  • Load cells for loss-in-weight applications.
Bulk Bag Discharger - HL Series

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