1.low heat consumption by 30% 2.stable operation and good performance 3.widely used in metallurgy, building, refractory,ect What is ... .5. Sealing equipment: there are many kinds for choice according to kiln models, including air cylinder edge sealing, spring edge sealing, and ... kiln body. 2) Besides main driving unit for driving system, it is also fitted with the auxiliary driving unit so as to ...