... compact structures, the high energy-efficiency to operate smoothly and reliably, long service life. Stainless Steel Self-Sucking ... ;5.Simple Structure,easy to be operation and repaired;6.Low vibrate and noise, stable running, long life time.Application Scope ... used in the below industries: environment protect,electroplate,bleach and dye,sewerage treatment,water treatment, food,drink,medicine,maquillage ...