... 1. stainless steel 2. used for water, oil 3. delivery within 7 working days ZXB-SY Stainless Steel self-suction pump is ... and explosion-proof motor. Usages of Self-suction Pump1, suitable for urban environmental protection, construction, fire control, chemical, pharmaceutical, printing ... good tool used in farms, nurseries and gardens.3, suitable for pure water, sea water, chemical medium with acid, and ...