Rotary valve ZRD
Powder rotary valve for food industry
Discharging & metering valve for powders
The rotary valve ZRD is engineered for reliable, high-capacity powder discharging and metering. Designed for food applications, it delivers smooth, contamination-free feeding into pneumatic conveying systems while maintaining process efficiency and safety.
Ideal for food applications:
- Flour
- Sugar
- Spices
- Other powdered ingredients
For other types of flow control valves for food & pharmaceutical industries, see our valve range here.
ZRD rotary valves are available for the plastics, chemicals, and mineral processing applications. For more details, please visit the ZRD rotary valves page on Coperion material handling.
- Features
- Gallery
- High-capacity handling: Large inlet and outlet allow maximum powder throughput
- Smooth feeding: Works efficiently in pneumatic systems (up to 1.5 barg / 21 psi)
- Leak-free operation: No gas venting required for cleaner processes
- Robust design: Heavy-duty construction handles pressures up to 10 barg (145 psi)
- Safety-ready: Optional ATEX for use in explosive zones
- Easy maintenance: Bearings separated from product with purged seal arrangement
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