... stable operation and good performance 3.widely used in metallurgy, building, refractory,ect What is Rotary ... edge sealing, and graphite block sealing and combination for above. 6. Kiln head hood: including ... kiln is the Thermal Equipment, heating materials, in cement industry for calcining clinker. 2) It ... is also used in various industries, such as cement, nonferrous metallurgy ...