... 12Loading Density(g/l)600-700500-550450-550400-450400-450Coal based granular activated carbon GAC SubjectIndexCoarseness (mesh)4-8,6-12,8-16,10 ... , production and sale various of activated carbon.Main product of TongKe Activated Carbon is : Wood based activated carbon, Coal based activated carbon , Nut shell activated carbon ,Activated Carbon Fiber ,Activated carbon related products . Our Product is ...