Doebritz (Shanghai) Co., Ltd.
| Outletconnection | Flanged |
| Sealed Operation | Prevents leakage and contamination |
| Mountingposition | Horizontal |
| Outletpressure | Atmospheric Pressure |
| Adjustable Flow | Adapts to different material needs |
| Static | Prevent static electricity accumulation |
| Sealing | Effective sealing to minimize leakage. |
| Capacityrange | 0.1 to 50 m³/h |
| Productname | Powder Rotary Valve |
| Flange Drilled To | DIN PN10 / ANSI 150 |
| Blowing Design | Prevents material blockage. |
| Wide Application | Suitable for multiple industries. |
| Bladematerial | Stainless Steel |
| Leakage Reduction | Minimizes gas leakage risk. |
| Maintenance | Easy to inspect and maintain. |
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Product Specification
| Outletconnection | Flanged | Sealed Operation | Prevents leakage and contamination |
| Mountingposition | Horizontal | Outletpressure | Atmospheric Pressure |
| Adjustable Flow | Adapts to different material needs | Static | Prevent static electricity accumulation |
| Sealing | Effective sealing to minimize leakage. | Capacityrange | 0.1 to 50 m³/h |
| Productname | Powder Rotary Valve | Flange Drilled To | DIN PN10 / ANSI 150 |
| Blowing Design | Prevents material blockage. | Wide Application | Suitable for multiple industries. |
| Bladematerial | Stainless Steel | Leakage Reduction | Minimizes gas leakage risk. |
| Maintenance | Easy to inspect and maintain. | ||
| High Light | stainless steel powder rotary valve ，quick dismounting rotary valve ，double sealing powder conveying valve | ||
The Doebritz Air Purge and Packing Seal Rotary Valve is an advanced material handling component engineered for extreme sealing requirements. It functions as an ultra-reliable rotary airlock, achieving consistent feeding and absolute pressure isolation within demanding pneumatic conveying systems.
Fine, abrasive, and highly penetrative powders can easily compromise standard lip seals, causing pressure loss and bearing failure. Built to overcome these challenges, this specialized rotary valve is widely deployed in:
To guarantee stable operations under aggressive industrial stress and pressure differentials, our equipment is backed by verified engineering parameters:
| Specification | Details |
|---|---|
| Material | Stainless Steel (SUS304 / SUS316L) |
| Working Pressure | -0.5 to 2 bar |
| Working Temperature | -10 to 150°C |
| Max Capacity | 110-634 L/min |
| Power Supply | Customized based on specific bulk density loads |
| Structure Design | Quick Dismounting / Double Sealing (Air Purge) |
Integrating this Doebritz rotary valve provides immediate, tangible value to your processing plant. It actively eliminates air and material leakage, completely protects bearings from abrasive dust damage through its air purge technology, and significantly lowers maintenance downtime via its highly accessible quick-dismounting design.
A: The packing material provides a robust physical barrier, while the air purge injects compressed air into the shaft clearance. This pushes any highly penetrative powder back into the product stream, preventing it from ever reaching the bearings.
A: Absolutely. With precise internal clearances and the active air purge system, it acts as a highly reliable airlock specifically suited for both vacuum and positive pressure conveying (-0.5 to 2 bar).
A: Maintenance is highly efficient. The "Quick Dismounting" mechanism allows operators to rapidly access the shaft area to adjust the packing glands, inspect clearances, and resume operations safely and swiftly.
Company Details
Business Type:
Manufacturer
Year Established:
2018
Total Annual:
1M-1.2M
Employee Number:
40~45
Ecer Certification：
Verified Supplier
Doebritz China is a joint-venture of Doebritz German and some expert in China powder handling industry with rich experience. The mission of the company is to provide high cost-performance product to the market. At the moment, 4 major products are the key. Dosing valves from Doebritz German, FG sifte... Doebritz China is a joint-venture of Doebritz German and some expert in China powder handling industry with rich experience. The mission of the company is to provide high cost-performance product to the market. At the moment, 4 major products are the key. Dosing valves from Doebritz German, FG sifte...
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