Mill experience of oxygen delignification.

descriptionPublicationkeyboard_double_arrow_right Article 01 Jan 1988Publisher:Japan Technical Association of the Pulp and Paper IndustryJournal:JAPAN TAPPI JOURNAL, volume 42, pages 52-55 (issn: 0022-815X, eissn: 1881-1000,

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Authors: Kimura, Masayuki;

doi: 10.2524/jtappij.42.52

Mill experience of oxygen delignification.

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Abstract

The M-C oxygen delignification system for the eucalyptus line of our mill has started operation in January 1986.The Kappa number and viscosity reduction are around 49 % and 19% respectively.Also, the good results are shown in terms of brightness and dirt content.Whereas, the reduction of total effective chlorine consumption and COD in the bleaching process are approximately 30 % and 50 %, respectively.

Keywords

Eucalyptus, M-C oxygen delignification, ROM-mixer, Profeed washer

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