W self-priming non-clogging sewage pump set self-priming pump and non-clogging sewage pump in one, either as general water self-priming pump does not require safety at the end of the valve, do not need to guide the irrigation water, and can be aspirated with large particles of solid block, Long fiber contaminants, sediment waste mineral impurities, excrement disposal and all engineering sewage, completely reduce the labor intensity of workers, and the use of mobile, easy installation, minimal maintenance, stable performance. Applications 1, the ambient temperature ≤ 45 ℃, the medium temperature ≤ 60 ℃ 2, the media PH value cast iron pump 6-9, stainless steel pump 1-14 3, through the maximum particle diameter of 60% of the pump diameter, fiber length 5 times the caliber 4, the total amount of impurities in the medium does not exceed 15% of the total weight of the medium, the proportion of the medium does not exceed 1240kg / m3
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