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.) | ||||||||||||
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6 | 6 | 30 | 48 | 60 | 72 | 84 | 96 | 108 | 120 | 132 | |
8 | 12 | 60 | 96 | 120 | 144 | 168 | 192 | 216 | 240 | 264 | ||
10 | 24 | 120 | 192 | 240 | 288 | 336 | 384 | 432 | 480 | 528 | ||
12 | 45 | 225 | 360 | 450 | 540 | 630 | 720 | 810 | 900 | 990 | ||
1 | 5 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | |||
Rotor Speed (RPM) |
Airlock with metering Blogs & Videos

Featured video
Will it clean?

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Avoid sticky situations with a rotary airlock feeder
The Aero-Flow feeder valve mixes material with pressurized air to prevent premature wear and boost consistency

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Don’t overstuff your pockets and 3 other material flow tips
Get the best material flow rate (and production efficiency!) by adjusting these key characteristics