... -seawater corrosion pump centrifugal pump self-priming pump ModelMCL-50AMATERIALBalance, cast steel, stainlessMAX.PRESSURED HEIGHT24mPLACE OF UUSEOutdoor, ... : on land, rain water can be used as general self-priming centrifugal pumps, submersible pumps can be used on water use;3. Use of ... cooling and sealing Fangzao design, almost no noise, quiet environment. self-priming pump