1.making carbon rods 2.energy saving,high quality 3.easy operate 4.new finished mechanism ... must do. In addition depends charcoal equipment, process, quality of the rod, but also depends on the size ... material to less than 12%, but also more than 6%. Therefore, our first step is drying raw materials. ... is qualified, and the raw material moisture content between 6 to 12%, we can be sawdust, wood sawdust, ...