... chute, and two screen boxes with same structure. flour cleaning machine including feed mechanism, wind box, conveying chute, and two screen ... wind box steel plates adopts laser cutting and CNC bending, Machine Deformation is Small.Technology Data: ModelMotorAmplitudevibration frequencySieve net widthOverall DimensionWeightFQFD50 ... .0~5.0mm590r/min2*493mm2710*1290*1720mm1000kg flour cleaning machine