Bulk Bag Unloading Station

The EHS Bulk Bag Unloading Station is a modular, GMP system that is designed to work with a wide range of containers and processes. This system utilizes the EHS Ventilation Sleeve technology to provide a high-containment, dust free, and easy to clean transfer system. From high-force conditioning to integrated nitrogen inerting options, the modular design of this unloading station can be configured to address a wide range of process challenges.

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Bulk Bag Unloading Station

See the EHS Bulk Bag Unloading Station in action in this video!

How the Bulk Bag Unloading Station Works

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Lifting Hoist

with powered trolley.

Stainless Steel Construction

Pneumatic Bag Tensioner

Customizable Transfer Hopper

High-Containment Transfer Module

using the EHS Ventilation Sleeve Technology

Flow Aid Massaging System

High Force Conditioning System


EHS can configure the Bulk Bag Unloading Station to accommodate a wide variety of process equipment. EHS specializes in excellence when it comes to craftsmanship and the GMP requirements of the pharmaceutical and specialty chemical industry. EHS can supply this easy to configure package to integrate with your downstream process and can provide a turn-key system for quick on-site deployment.

Vacuum Transfer

The Vacuum Transfer Module allows for the bulk bag to be unloaded into a vacuum transfer system that conveys the product downstream to the receiving vessel.

Gravity Chute

The Gravity Chute Module allows this system to be configured so that the bulk bag can unload directly into a receiving vessel on the floor below.

Screw Conveyor

The Screw Conveyor Module allows the system to be configured with a screw conveyor system that can be used to feed the product into the receiving vessel.


  • Control Interface: pushbutton controls, lift/lower of bulk bag, forward/aft of lifting trolley, lift/lower of bag tensioner system, on/off of rotary valve
  • Utilities: electric, compressed air, Nitrogen, dust extraction
  • Hoist Specifications: stainless steel clad GMP strap hoist on motorized trolley, options available for hazardous environments
  • Common Options: powered horizontal drive on lifting trolley, bag conditioning arms, rotary feed valve, vacuum hopper with fluidizer system, hazardous location configuration, WIP sprayball system, vacuum powered bag collapse system

Complementary Products

FIBC Lifter

GMP, ergonomic, and portable solution for lifting, transporting, and positioning FIBCs for discharge into vessel manways or other process equipment.

Small Container Transfer Station

The EHS Material Transfer Station can be used to transfer product from small containers, such as drums or bags, into your process. This portable workstation can be configured with a wide variety of containment options and can have an integrated weighing system.

Air Filtration Unit

Local HEPA filtration device to serve Local Exhaust Ventilation (LEV) systems. The Air Filtration Unit is designed specifically for EHS Ventilation Sleeves; it is also a good fit for any application with similar extraction utility requirements.


The design of the EHS Bulk Bag Unloading Station allows full wash-down capabilities and access to all surfaces and components. With no sealed panels that could leak or collect water, the design ensures that all the cleaning solution will fully rinse from the frame.

EHS Solutions offers multiple surface finished for GMP compliance. See the options side by side.

Surface Finish

EHS Solutions offers several different Surface Finish options to fit your application needs.

Visit our GMP Compliance page to learn more.