... compact , automatic atomizing nozzle,with a pipeline for single gas,it’s designed to be usedin small area. ... the inlet line and spray line.SingWith a single gas pipeline,1/4 DJ nozzle can be used ... period. This type of nozzle requires 2 bar gas pressure at least,and could circulate180 times per minute ... . DJ automatic air atomizing nozzle has an inner gas driver to control ’on-off’, and can circulate180 ...