QBY Air-Operated Diaphragm Pump (AODD)QBYS Stainless Steel Pneumatic Diaphragm Pump
The QBYS is the stainless-steel version of the QBY pneumatic diaphragm pump — SS304/SS316 for corrosive, food and hygienic fluids. Full size range, in stock.

Why QBY Works for FoodThe QBY diaphragm pump is gentle on food products. Its low-shear action doesn’t break down textures or separate emulsions. Plus, with no mechanical seal, there’s no risk of conta…
| Flow Rate | 0-30m³/h |
|---|---|
| Head | 0 – 50 / 70m |
| Inlet / Outlet Diameter | 10 – 100mm |
| Material | PP Engineering Plastic, Aluminum Alloy, Cast Iron, Stainless Steel |
Why QBY Works for Food
The QBY diaphragm pump is gentle on food products. Its low-shear action doesn’t break down textures or separate emulsions. Plus, with no mechanical seal, there’s no risk of contamination from lubricants.
Food Products It Handles
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Peanut butter and nut pastes
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Chocolate and cocoa mass
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Fruit jams and marmalades
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Tomato paste and purees
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Honey and syrups
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Dairy products like yogurt and cream
•
Sauces and dressings
Material Considerations for Food
Use stainless steel wetted parts for food contact. Choose FDA-compliant diaphragm materials like PTFE or food-grade nitrile. Clean the pump thoroughly between product changes.
Cleaning Procedure
Flush with warm water after each batch. For thorough cleaning, disassemble and wash all parts with approved sanitizers. The simple design makes this quick.
Applications Summary:
food processing, sauce transfer, paste pumping, syrup handling, dairy processing, confectionery, fruit processing
Thanks for visiting HAQUANPUMP. We supply QBY diaphragm pumps suitable for food-grade applications. Contact us for FDA-compliant options and pricing.
QBY Air-Operated Diaphragm Pump (AODD)The QBYS is the stainless-steel version of the QBY pneumatic diaphragm pump — SS304/SS316 for corrosive, food and hygienic fluids. Full size range, in stock.
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