Electrically heated Gruenberg NFPA 86 Class A Conveyor Oven cures thin coating onto glass vials, used in pharmaceutical industry, to produce low-friction surface. This 4-module, 400°C oven, which contains 3 heating chambers and one chamber for cooling, processes 120 vials/min as they advance in trays along >30 ft conveyor belt. Installed in each chamber, 1,750 cfm, vertical-down, air-circulation system with HEPA filters ensures uniform heat distribution.