1.making carbon rods 2.energy saving,high quality ... that moisture content content less than 12% ,into a system of rods by the high temperature, high pressure, so molding ... the open air for airing or drying the bleachery in 1 ~2 days, let the surface water evaporation, to ... can be divided into three temperature ranges.1 ,Drying stage From start of ignition,to carbonization furnace temperature slowly rose ...