... by 30% 2.stable operation and good performance 3.widely used in metallurgy, building, refractory,ect What is Rotary Kiln? Rotary kiln is ... materials. Application of Rotary Kiln: 1) Rotary kiln is the Thermal Equipment, heating materials, in cement industry for calcining clinker. 2) It is ... Φ4.15*58 50.35-0.7110Zinc leaching(calcine rotary kiln)Φ4.2*60300040.4-3.98375 Φ4.3*6035003.50.396 ...