Gribkov A A
In the article the current ways and the equipment for batching of powder materials are considered. On the basis of an estimation of volume feeders accuracy authors revealed a necessity of use instead of them weight feeders: vibratory feeders or feeders of a suspension of powders in gas. There is perspective to use of feeders of suspensions of powdersin gases for batching of ultra tiny portions of powders.
Keywords: batching, powder materials, feeder, accuracy.