Pneumatic Diaphragm Pump – Technical Specifications
Product Overview
The QBY Series represents a next-generation pneumatic diaphragm pump that utilizes compressed air as its power source. This innovative design makes it ideal for handling challenging fluids across various industries.
Key Features & Benefits
✔ Versatile Fluid Handling – Capable of pumping:
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Corrosive liquids
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High-viscosity fluids
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Volatile/flammable substances
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Toxic chemicals
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Slurries with particles (up to 10mm diameter)
✔ Safe & Eco-Friendly Operation
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No electrical components (explosion-proof)
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Zero leakage design
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Non-polluting operation
✔ Adjustable Performance
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Flow rate and head adjustable via air valve
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Self-priming capability
✔ Durable Construction
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8 Size Options: 10mm (3/8″) to 100mm (4″)
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3 Material Choices:
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Aluminum Alloy
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Cast Iron
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Stainless Steel
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4 Diaphragm Options:
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Nitrile Rubber (NBR)
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Neoprene (CR)
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Fluorocarbon (FKM)
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PTFE (Teflon®)
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Technical Specifications
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Max. Particle Size: 10mm
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Power Source: Compressed Air (3-8.5 bar)
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Self-Priming: Up to 6m
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Temperature Range: -20°C to +140°C (material dependent)
Parameters:
| Model | Max Diameter | max air supply pressure | flow rate | suc’ head | Pressure | Max. air consumption |
| (mm) | (kbf/cm2) | Q(m3/h) | (M) | kgf/cm2 | (m3/min) | |
| QBY-10 | 1 | 7 | 0~0.8 | 5 | 6 | 0.3 |
| QBY-15 | 1 | 7 | 0~1 | 5 | 6 | 0.3 |
| QBY-25 | 2.5 | 7 | 0~2.4 | 7 | 6 | 0.6 |
| QBY-40 | 4.5 | 7 | 0~8 | 7 | 6 | 0.6 |
| QBY-50 | 8 | 7 | 0~12 | 7 | 6 | 0.9 |
| QBY-65 | 8 | 7 | 0~16 | 7 | 6 | 0.9 |
| QBY-80 | 10 | 7 | 0~24 | 7 | 6 | 1.5 |
| QBY-100 | 10 | 7 | 0~30 | 7 | 6 | 1.5 |
The description/sizes may be different with goods, please check with us when order.
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