2. Impeller and plate liner can use replaceable metal or rubber material
3.Показатели воды: according to different impeller and volute liner materials, flow rate can be 1260-2772 m³/h and 1152-2520 m³/h. Head can be 13-63m and 13-44m. Speed can be 300-600 r/min and 300-500 r/min. The maximum efficiency can achieve 77% and 79 %. NPSH can be 3-10m and 3-8m.
4. Impeller number is 5, and the diameter is 965 mm.