C-type ceramic hollow cone spray nozzle can produce shapes, spray area is circular, the spray angle of 80-110 degrees, the nozzle can produce uniform droplet size is small to medium spray, in addition to having a large, smooth channel, reduce and eliminate clogging, C ceramic nozzles are sintered alumina ceramic, excellent corrosion resistance, apply: heating effect, metal processing, chemical processing, gas cooling, desulphurization and dust removal and other fields.