... 1.making carbon rods 2.energy saving,high quality 3.easy operate 4.new finished mechanism ... .Part one Dry raw materials:To ensure the quality of the charcoal, carbon rods must do. ... In addition depends charcoal equipment, process, quality of the rod, but also depends on the size ... temperature ranges.1 ,Drying stage From start of ignition,to carbonization furnace temperature slowly rose to 160 ° ...