Sanitary cleaning balls are mainly used to spray and clean the inside of the tanks strongly. They are mainly used in food-processing, beverage, beer, and pharmaceutical industries. Sanitary cleaning ball is divided into three series: Static spray ball: 360 degree spray, 180 degree spray, aperture of spray is 2.5mm. Rotary spray ball: The ball is spherical or elliptical. Jet orifices are slot shaped. Rotary jet head: Multi-position spray. All the spray outlets are spraying by rotating during operation.