SHEET MANUFACTURING DEVICE

摘要

Provided is a sheet manufacturing device capable of ascertaining whether a sheet to be used as a raw material has previously been recycled. This sheet manufacturing device is equipped with: a supply unit for supplying a raw material; a fiberization unit for fiberizing the raw material; a deposition unit in which the fiberized material processed by the fiberization unit is deposited; a formation section for forming a sheet from a web deposited in the deposition unit; an application unit for applying a marking to the web and/or the sheet; and a read unit for reading the marking applied to the raw material when the sheet having the marking thereon is supplied as the raw material.