1.Use full pneumatic control cleaning, pneumatic logic control 2.Without electricity, avoid fire hazards 3.Can use water or solvent, safe and reliable 4.Totally enclosed cleaning process, to avoid direct contact with cleaning fluid 5.Liquid can be recycled, save cost 6.Spray pressure, and the size of the diaphragm pump air pressure is adjustable 7.The machine maintenance is simple, all 304 stainless steel body, prolong life