ZJL vertical pump 1.Transporting slurry with strong corrosion proof and high cencentration ... -88ZG230-450,ZG270-500GB/T11352-89ImpellerVolute Liner,Guard Plate, (Single Volote Pump )Casing,Casing Cover Wear resistent 1#-8#GB8263-87ExpellerDischarge Pressure ... or outer metal casing,rubber linning ) and single volute casing pump (single casing,metal structure)2, Pump outlet can be spaced by 45.and ...