~With the development of the technology, our company has introduced the series NZJ(L) slurry pump under the theory of modern fluid mechanics, based on the software design and practical experiences. The NZJ(L) new heavy series slurry pumps are designed as single-stage, single-suction centrifugal pumps. They are classified into the horizontal type (NZJ type) and vertical type (NZJL type) according to construction. The pumps are innovative in both hydraulic and structural design. Clients from home and abroad are speak highly of its excellent performance.