... cone-shaped cross section of the impeller and radiation-shaped stator,the machine is featured with wear resistance,long service life and ... main shaft parts and the statorth small installed power,the machine is energy saving.With conpressed air filled in,air ... the electricdriven flashboard will be adopted for large-scale flotation machine.ModelVolume(m)RotationalOf rotor(r/min)Wide pressure(Mpa) ...