1, Furnace burner 2,Strong thermal radiation 3,Rapid heating 4,Full consumption 5,Energy saving Gas and air go into the flat flame burner, rotating strongly, spread perpendicular to the burner along the centerline of the furnace wall surface of the brick , then close to the furnace wall, a layer of space burn and a Disc-shaped flame form with the diameter 1 ~ 3m, the thickness of 100 ~ 200mm.