... from about 88% to 99%) and shortened the carbonizing time (from 24 hours to 6 hours), and show the features of easy ... operation, higher safety, high efficiency, energy saving and environment protection.Technical ... %Capacity: 1600kg/24hWeight:4600KgFurnace temprerture:500-750'C THJ-6 carbonizing stove,less smoke and useful to enviroment protection