SD Series
Rotary Valve for Metering and Airlock ApplicationsFeatures & Benefits:
- Available in 4 heights, from 10"H to 18 1/4"H; and 4 square-flange sizes from 6" to 12".
- This ACS Valves Pre-fit Performance™ Series valve enables simple and fast drop-in replacement of Meyer® type SD rotary valves.
- Valve housing cast in North America; ensures superior strength and solidification of housing's metallurgy.
- CNC-machined components and housing provide precision tolerances; eliminates axial shaft movement, extends maintenance cycles.
- Excellent performance in high-temperature applications up to 250°F.
- Cast iron housing.
- 6-vane or 8-vane rotor with beveled tips and sides.
- Direct-drive motor package.
Rotary Valve Capacity (Cubic Feet/Hr.) | ||||||||||||
![]() |
6 | 6 | 30 | 48 | 60 | 72 | 84 | 96 | 108 | 120 | 132 | |
8 | 10 | 51 | 82 | 102 | 122 | 143 | 163 | 184 | 204 | 224 | ||
10 | 20 | 102 | 163 | 204 | 245 | 286 | 326 | 367 | 408 | 449 | ||
12 | 37 | 183 | 293 | 366 | 439 | 512 | 586 | 659 | 732 | 805 | ||
1 | 5 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | |||
Rotor Speed (RPM) |
Blogs & Videos
![Thumbnail: Steps to Clean Your Quick-Clean Rotary Valve](https://embed-ssl.wistia.com/deliveries/53c7c2e989cc2d2e7e38a5670d9579c8ddf94e87.jpg?image_crop_resized=615x355)
Featured video
Steps to Clean Your Quick-Clean Rotary Valve
![Knight with sword](https://bs6d1d128a.blob.core.windows.net/assets/images/blogImages/_blogImageCardLarge/ACS-Valves_June-blog-header.jpg)
Featured Blog
Stand up to corrosion with the XTR Series valve
The XTR Series rotary airlock valve comes fully armored with a corrosion-resistant, food-grade coating
![](https://bs6d1d128a.blob.core.windows.net/assets/images/blogImages/_blogImageCardLarge/Questions-to-ask-a-valve-vendor_ACS-Valves.png)
Latest blog
8 questions you should ask a rotary airlock supplier
Before you commit to a new rotary airlock valve supplier, make sure their team can answer these questions about valve design, safety features, customer support, and more.