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