Disign Features: The SPJT whirl jet nozzles produce a solid cone spray pattern with spray angles ranging from 60 °to 170°. The liquid flow rate ranged from 5.5 liters per minute to 4140 liters per minute at 3 bar These compact nozzles permit maximum liquid through for a given pipe size,and the free passage design minimizes clogging. These nozzles can be installed on and replaced from most pipe systems,They are available in brass,316stainless steel and TEFLON for 1/4 to 2 inch inlet connection sizes. Other materials are available in case of application in some special fields. Spray Pattern: Solid cone, Hollow cone. Common Applications: Flue Gas Washing Gas Cooling Washing and Rinsing Fire Prevention&Fire Suppression If you are interested in it,pls don't hesitate to contact me!