1 abu: abu slurry famfo impeller da volute, kamar na roba abu kamar roba, neoprene, polyurethane guduro, fiye amfani a lokacin da impeller kanti gudu ne m fiye da 23 m / s, wanda zai iya inganta famfo NPSH yadda ya kamata.2 m barbashi zuwa tasiri na c ...
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