... ) is a patent product for powder calcination. CDY series electrical heated calcined rotary kiln (externally heated) is a patent product for ... controllable input amount.# Main motor controlled by Frequency inverter, adjustable rotary speed# Compounding sealed Kiln cover , good seal effect, stable ... 61 Rotary speed (r/min)0.3-30.3-30.3-3 Power (Kw)5.51522 Cdy Series Electrical Heated Calcination Rotary ...