Vertical raw mill pradeep kumar
2013 5 15 Power taken by the mill The power taken up by the vertical roller mill is given by the following expression N = I. µ .KT .DR .W.Dm. π.n / 60 K W Where I = no.of rollers µ = friction factor 0.07 0.14 for raw materials 0.09 0.1 for coal ΚT = specific roller pressure kN/m2 400 800 for raw and coal DR = roller diameter m W
احصل على السعر