... .55/cm3PH Value9 Our main products are: coconut shells and husks, coal, woods, cylindrical products, powdered activated carbon, PAM, PAC ... , bulk bauxite, corundum, white corundum, black corundum, silicon carbide, spinel and other refractory products. Strong economic strength, advanced production equipment ... : Process of making activated carbon: Transport Packing: coal-based column activated carbon