... copper, zinc, stannum, nickel, wolfram, chromium, etc., the rotary kiln can be used to sinter and roast ore, concentrate, intermedium ... mainly used to calcine limestones. Features of Oriental Rotary Kiln ● Good calcination, high product quality; ● High capacity; ● ... ● Easy operation. Technical data of Oriental Rotary Kiln Model Capacity(t/d) Gradient of kiln body(%) Support Quantity(PC) Catch Wheel ...