... pull-out design gland seal mechanical seal KWP series sewage pump is characterized by high-efficiency, no clogging, rear dissembling ... city water supply system, the water plants, the breweries, the chemical industry, the construction, the mining, the metallurgy, the paper making ... industries The KWP are from 400mm to 70mmwith discharge dimeter pump type:KWPK40-250,KWPK50-160,KWPK50-200,KWPK65-200, ...