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ACS Valves offers:

  • Pneumatic Conveying
  • Belt and Bucket Conveying
  • Full Engineered Material Handling Systems
  • Bulk Bag Filling/Discharging

ACS Valves offers customers outstanding customer service and innovative quality valves at completive prices.

ACS’ experience with rotary valves and feeders originates from over 45 years experience alone in designing and manufacturing pneumatic conveying systems and bulk material handling systems. ACS is the #1 Rotary Airlock Supplier. Through expanding the rotary valve product line over the years through research and development, ACS now has 14 different rotary valve models with 40 different options.

The Engineering department will provide you our customer with technical details such as approval drawings, aid in custom fabrication and technical support.

We have exclusive representation all throughout the United States and we are proud to say we have the best reps in the business!

For more information contact your M.C. Schroeder representative.

Features of the CDC-CI Valve:

  • 4 available sizes
  • Dependable, effective design
  • Unique shaft seal design (less maintenance)
  • Machined close tolerance to maximize performance
  • Drop in replacement for the CARTER DAY Type “CI” Rotary Valves

Features of the CI-MD Airlock:

  • 6 available sizes
  • Dependable, effective design
  • #150 flange style drilling pattern on inlet/outlet flanges
  • Unique shaft seal design (less maintenance)
  • Machined close tolerance to maximize performance


Quick Take-Apart Feeder
The Quick Clean feeder, which can be disassembled and reassembled in less than two minutes, is used for pneumatic conveying (handles 15 PSI) and bulk material handling applications, available in light-, medium-, and heavy-duty models with square or round flanges, with sizes from 4-16 in. It is available in five different models and offered in cast iron or stainless steel construction, with precision-machined internal surfaces that form an effective seal.