... 4.low equipment cost 20-350mesh wood powder mill for rice husk, sawdust etc. 1. Brief introduction of wood powder mill: it ... be used to grind kinds of fibrous material,such as rice husk, corncob, rice, wood flour,bamboo powder,wheat bran ,chinese medicinal plant ... more information and suggestions!! 20-350mesh wood powder mill for rice husk, sawdust etc.