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ZYB series gear pumps utilize a gear-driven design and are widely used to meet pumping requirements under various operating conditions. It is capable of handling liquid media containing non-metallic impurities such as heavy oil, diesel, and coal tar, making it an ideal choice for fuel systems, asphalt mixing plants, injection combustion, and deep processing applications. This series of pumps features a self-sealing lubrication system and automatic pressure regulation design, enabling automatic pressure recovery without disassembly even after wear occurs, thereby significantly extending maintenance intervals and the service life of the equipment.
| Type | Inlet and Outlet | Flow | Pressure | Speed | Suction Height | Power | |
| mm | m³/h | L/min | MPa | r/min | m | kw | |
| ZYB4/0.6 | 25 | 4 | 66 | 0.6 | 960 | 5 | 1.5 |
| ZYB7/0.6 | 40 | 7 | 116 | 0.6 | 960 | 5 | 3 |
| ZYB13/0.6 | 50 | 13 | 216 | 0.6 | 960 | 5 | 4 |
| ZYB13/1.0 | 50 | 13 | 216 | 1.0 | 960 | 5 | 5.5 |
| ZYB18/0.6 | 70 | 18 | 300 | 0.6 | 960 | 5 | 7.5 |
| ZYB18/1.0 | 70 | 18 | 300 | 1.0 | 960 | 5 | 11 |
| ZYB30/0.6 | 80 | 30 | 500 | 0.6 | 960 | 5 | 7.5 |
| ZYB38/0.4 | 100 | 38 | 633 | 0.4 | 960 | 5 | 15 |
| ZYB45/0.6 | 100 | 45 | 750 | 0.4 | 960 | 5 | 18.5 |
| ZYB60/0.6 | 100 | 60 | 1000 | 0.4 | 960 | 5 | 22 |