Shanghai Nuosai NSTQW Series special cutting part has a unique spiral structure and a sharp edge design. In order to ensure the high efficiency of water conservancy performance and exceed similar products, it also has a certain cutting ability to ensure the superior cutting function of straw, cotton, cloth, baby diapers and other waste after shredding. 1, NSTQW for cutting sewage sewage pump; 2. For the purpose of conveying sewage; Except for special purposes 3, full head, low energy consumption; (Based on the actual test report power curve change results) 4, NSTQW series is suitable for 0-25 meters, large flow and low head use; 5. Design of removable cutter head. 6, according to different use of the environment can be replaced by different forms of cutters; Mainly for the municipal type and livestock farm special type two cutter. 7, the cutting part of the material is Rockwell hardness 48HR or above alloy material; Special materials need to be customized in advance.