... P20,K30 etc It can sharpen the flat blade of plastic crushers, blade material can be,SKH51,SKD11,SKS7,SK2, ... 6CrW2Si,W6Mo5Cr4V2,YG8,YT15,P20,K30 etc(1)Blade sharpening machine MD600 model(2)working table size(L*W*H) ... -2,AC motor,3KW, synchronous speed 3000r/min(8)line speed of grinding wheel 22m/s(9)pump power and ... Overall dimension(L,W,H) 1600mm*800mm*1500mm knife sharpening machine of plastic crusher