... the process of non-ferrous and ferrous metallurgy, such as iron, aluminium, copper, zinc, stannum, nickel, wolfram, chromium, etc., the rotary ... the process of non-ferrous and ferrous metallurgy, such as iron, aluminium, copper, zinc, stannum, nickel, wolfram, chromium, etc., the rotary ... .5ø4.2×6028003.53Hydraulic42037576.1 Rotary Kiln, Cement Kiln Machinery, Mining Machinary