Application Tools  
Types Of Spray Guns  

 

Conventional Air Spray Gun

  • AUTOMATIC
  • MANUAL


Internal Vs External Mix in Air Spray

Internal Mix Advantages

External Mix Advantages
  • Lower air volume needed
  • Lower air pressure needed
  • Minimum over spray
  • Maximum film build
  • Maximum size spray pattern
  • Fine atomization
  • Control of spray pattern size
  • No wear on air tip
  • Suction and pressure feed available



Internal Mix Guns
  • Coarse atomization
  • Fixed spray pattern size
  • Air cap and fluid tip will wear
  • Only pressure feed available
Limitations Of External Mix Guns
  • More CFM needed
  • Higher PSI needed
  • Maximum over spray
  • Minimum film build
  • Minimum size spray pattern