HVAF | HVOF System For Spraying Metal And Carbide Coatings Onto Large Parts Key Features Of Convertible HVAF And HVOF Systems For Thermal Spray Coating C7 HVAF-HVOF Gun Spray rate – 33+ kg/hour (73+ lbs./hour) Spray powders: 3-20 to 15-30 microns in HVAF system mode, 15-45 to 20-53 microns in HVOF systemmode tungsten carbide chromium carbide pure metals alloys (from stainless steel to MCrAlY)…