This cleaning spray ball is self-cleaning and self-lubrication designed, which can clean itself and lubricate bearing while working, ensuring longer service life and fully meet sanitation requirement. Features: Made of stainless steel, durable and long service life. Small size, convenient installation, both internal and external surface are polished well. Working pressure is about 1.5 to 2.5 kgf/cm2, and it can achieve an ideal cleaning effect. Water consumption is very low, which greatly lessen the cleaning cost. Mainly used for cleaning small and medium size tank or barrels, reaction kettle, equipment tank container in pharmaceutical, food and beverage and chemical industries. Specification: Material: Stainless steel Nominal Diameter: DN40 (1-1/2"BSP) Flow: 15L/min(under 2kgf/cm2 pressure) Clean Area Diameter: 1m-6m Weight: 492g / 17.4oz (approx.) 1kgf/cm2=1bar=0.1Mpa=14.5psi Package list: 1 * Spray Ball 1、Made of stainless steel, durable and long service life. 2、Small size, convenient installation, both internal and external surface are polished well. 3、Working pressure is about 1.5 to 2.5 kgf/cm2, and it can achieve an ideal cleaning effect. 4、Water consumption is very low, which greatly lessen the cleaning cost. 5、Mainly used for cleaning small and medium size tank or barrels, reaction kettle, equipment tank container in pharmaceutical, food and beverage and chemical industries.