Application of quality control measuring instruments in high DIP use

摘要

Quality control of the deinked pulp.DIP plahnt has recently become more important than before as recycled pulp use grows higher.Although ash content and residual ink are also important factors in addition to brightness among some qualigy indexes of DIP,it is hard to measure those exactly and we have had no good measuring instruments until now.In this paper we descride successful results of newly installed retention meter RMi and brightness meter CORMCE,KAJAANI in the various DIP process lines.