Tongyi Machinery
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| Mode | Max.Suction Lift (dry/wet,m) | Max. particle diameter (mm) | Suction/discharge (inch) | Air inlet (inch) | Max. flow (L/min) | Max. air consumption (m³/min) |
| HY-15/20 | 4 / 7.6 | 2.5 | 1/2 & 3/4 | 1/4 | 57 | 0.672 |
| HY-25 | 4 / 8 | 4 | 1 | 1/2 | 157 | 1.7 |
| HY-40 | 5 / 8 | 5 | 1½ | 1/2 | 358 | 3.5 |
| HY-50 | 5 / 8 | 6 | 2 | 1/2 | 587 | 4.9 |
| HY-80 | 5 / 8 | 9.4 | 3 | 3/4 | 1060 | 9.1 |
Air-operated double diaphragm (AODD) pumps are suitable for an endless variety of applications. These pumps can be deployed in fixed installations within a process flow system, or used as portable or mobile units.
Utilizing compressed air as a power source, these pumps adopt a three-way air pilot valve to achieve no dead stop and faster reversing. Widely applied in waste water treatment, chemical industry, petrochemicals, painting, ceramics, environmental protection, and printing.
With over 10 years of experience in design and manufacturing, our Air-Operated Double Diaphragm (AODD) pumps have earned industry recognition for premium quality and innovative design. We supply accessories and components suitable for most installations, ensuring durability and media compatibility.
