Pulp Paper & Logistics


VALMET 17


reality for Essity’s Collodi Mill, requiring fast adaptation and striving for efficiency in coloured tissue production. “We started the stock


F


preparation rebuild project with Valmet because of challenges we had with the old system. Energy consumption was high, and we wanted to increase our capacity and productivity, as well as safety at work,” says mill manager Vittorio Bellucci, explaining the background to the recent stock preparation rebuild of TM2 at Essity’s Collodi Mill in Italy. Collodi Mill specialises in the


production of deep and light coloured paper, used for example in napkins and toilet paper. Wide flexibility, an extensive colour range and the highest quality standards make Essity Collodi a leading factory worldwide for coloured tissue production. Producing coloured grades places high demands on stock preparation – and especially on pulping. “We need to pulp the fibres


well, because that’s when the dyes are fixed to the cellulose. We also use wet strength broke from the machine, which is difficult to repulp after storage,” Bellucci explains. To help Collodi Mill meet its


targets, Valmet supplied a rebuild for their stock preparation, which 4


January/February 2020


ifteen grade changes per day and meeting the needs of more than 100 customers – that’s the


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