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Versatile airlocks for a variety of applications in the grain and feed industry. Reliable, rugged designs from these companies ensure low-maintenance service. Airlocks for metering dry bulk materials under feeding devices and pneumatic conveying systems, such as grain vacuums. Heavy-duty blow through- and drop through-style airlocks. Check out which airlock designs work for your facility and be sure to request more information from the companies listed below.


To request more info, check the box(es), fill out the form below, and your request will be submitted.

Boss Products LLC

Certified Rotary Valve

• Flex-Tip rotor design, NFPA 69 compliant.

• Explosion Tested and Certified ATEX 15089.

• Heavy-duty cast iron construction with direct drive gear motors.

• Ideal for dust collectors, cyclones, silos, hoppers and specialized process applications.

Schertz, TX 210-664-4200

Kice Industries, Inc.

Rotary Airlocks

• Quality-cast in our foundry.

• Heavy-duty valve bodies.

• Precision machined for exact match of rotor to body.

• Models for every application.

Wichita, KS • 316-744-7151

Schenck Process

Heavy Duty (HD) Airlocks

• Rated up to 15 PSI pressure differential.

• 8-vane fixed relieved tip rotor.

• Outboard bearing and spring loaded double lip seals.

• Ideally suited for low pressure or vacuum convey systems, can also be used as a bulk storage or filtration discharge device

• Temperature rated from -45 °F to 200 °F.

Kansas City, MO • 800-821-2476

Walinga USA Inc.

Walinga Rotary Vane Airlocks

  • Heavy-duty cast iron casing.
  • Solid rotor or adjustable stainless steel tips.
  • “Drop Thru” or “Blow Thru” configurations.
  • Precision machined.
  • Round or square base.

Wayland, MI • 800-466-1197

Buhler Inc.

Minneapolis, MN • 763-847-9900

Gamet Manufacturing, Inc.

Brooklyn Park, MN • 888-647-5475

Honeyville Metal Inc.

Topeka, IN • 800-593-8377

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