... -stage separation, fine powder, light weights and difficult to be sieved materials. Bronze Powder Tumbler Sieve Equipment DescriptionTumbler ... is especially suitable for multi-stage separation, fine powder, light weights and difficult to be sieved materials ... , active carbon.Coatings:Powder coatings, pigment paints, etc.Metals:Metal powders, zinc powder, copper powder,coal powder,alloys, etc. ModelZYY ...