Description :

NFPA/USDA Dairy Accepted Rotary Airlocks are specifically crafted for sanitary applications within industries such as food, dairy, pharmaceuticals, and chemicals. These airlocks are engineered to facilitate regular cleaning processes, crucial for preventing product contamination. Their design adheres to stringent standards set by the NFPA (National Fire Protection Association) and USDA (United States Department of Agriculture), ensuring optimal hygiene and compliance in demanding industrial environments.

The NFPA/USDA Rotary Airlock valves offer several advantages:

Material and Design: Manufactured with 316 Stainless Steel, the product contact surfaces are polished to a 150 grit finish, ensuring smooth product flow without any lodgement points.
Easy Maintenance: Equipped with a slide rail mechanism for quick and effortless removal of the rotor from the airlock body, reducing downtime and labor hours required for cleaning and maintenance.
Parameters for NFPA/USDA Rotary Airlock valves include:

Rotor: Eight-blade rotors
Sizes: Available in square sizes of 3, 4, 6, 8, 10, 12, 14, and 18 inches
Material Options: Constructed from cast iron or 304/316 stainless steel
Drive Systems: Direct drive gear-motors available in 9, 15, and 33 RPM
Temperature Range: Capable of handling temperatures up to 716°F
Pressure Differential: Up to +/- 2.9 PSI
Typical Products Handled:
The NFPA/USDA Rotary Airlock valves are versatile and suitable for various applications, including handling materials such as ammonium alumina, cement, charcoal, coffee (ground or instant), corn (whole or cracked, cornmeal), flax seed, fly ash, grain, oats (whole or rolled), potassium carbonate, salt, soybeans, starch, sugar, sulfur, and many more.

Shanghai Fanbao Industrial Factory, established in 2009, specializes in the research and development as well as the manufacturing of various industrial equipment including mixing tanks, agitators, industrial mixers, PE tanks, stainless steel mixing tanks, liquid mixers, powder mixers, cycloid reducers, gear reducers, environmental protection water treatment mixing equipment, precision rotary valves, and rotary airlock feeders.

With a strong focus on R&D, design, manufacturing, and rigorous testing methods, the company boasts a comprehensive technical expertise. It stands out among domestic manufacturers due to its wide range of product specifications and varieties.

In recent years, Shanghai Fanbao has significantly increased its investment in research and development. The company now features a dedicated design team to enhance the production of reducer products. Offering a diverse selection of mixers, rotary valves, and discharge valves with hundreds of specifications, the materials used include cast carbon, carbon steel, stainless steel, and more to cater to various industries, media types, and working conditions.

Their products such as mixing tanks, cycloidal gear reducers, helical gear reducers, rotary airlock valves, and rotary feeders find extensive applications across industries like grain and oil, food, feed, chemical, petrochemical, pharmaceutical, drying, environmental protection, and dust removal.

Adhering to the principle of "quality first, customer satisfaction, continuous innovation," Shanghai Fanbao Industrial Factory is dedicated to providing top-notchproducts and comprehensive after-sales service to meet the needs of its users.