F series high pressure anti-drop fine fog nozzles have guide vane inserted and have a anti-drop equipment. 2.Under the pressure of 20-70KG(290PSI-1015PSI), the liquid flows in a high speed forming a centrifugal vortex In the vanes, then spray the fine droplets from the orifice. 3.This kind of nozzle can be used in artificial fog, disinfection, cooling, humidifying etc. As the wide use in artificial fog industry, it's also called artificial fog nozzle, cooling fog nozzle. 4.Material of nozzle's body: stainless steel,SS