Pulp Paper & Logistics


VALMET 23


Kruger’s PM10 reached an important milestone in March 2018 with a monthly production record of 1,024.9 tonnes in a day


“With our grade conversion, we met the market’s expectations. We promised our customers lightweight, high-strength board, and that’s what they got,” says Gino Lévesque


“The steel dryer cans are


Kruger’s PM10 at its Trois- Rivières Mill produces lightweight linerboard from 100 per cent recycled stock


changing the equipment. It increases efficiency.”


More capacity with steel cylinders Kruger chose steel instead of cast-iron cylinders for its rebuild. The machine had a footprint in which it had to fit without moving the current reel and winder. In order to reach its target capacity, Kruger needed to get the highest efficiency for drying. The thinner shell of the steel cylinders enabled higher heat transfer.


performing well. We were initially a bit concerned, but in nine months of operation, we haven’t had any issues,” Patel says. The use of OCC as raw material made them concerned about cleanliness. “We haven’t had any sticky issues. The doctors are new, which definitely helps, and we have fabric cleaning devices making sure that fabrics stay clean.” The paper machine has good


evaporation rates, and Kruger has been able to meet or exceed the machine speeds that were guaranteed.


Attitude for going forward When asked about the success of the project, Levesque says:


“The machine gives us flexibility to change over from light to heavy weight without the downtime that comes from changing the equipment. It increases efficiency,” says Anish Patel


“Marketwise, we are now providing a solution to the market that makes people talk about us. But we have the attitude to keep moving forward.” Patel feels the same. “We’re


continuing to make the board better and taking advantage of all the new technology we have on the machine,” he says. “Valmet


DNA is a very powerful tool for collecting data, and we’re using it for optimisation. While we are producing a very high-quality product, Kruger is committed to pursue the development of this product line in order to exceed the customer requirements regarding the low basis-weight high-strength ratio.”


Kruger grade conversion rebuild scope: OptiFlo headbox; Former rebuild with shoe and blade technology; Press section modernisation; Dryer section rebuild with steel cylinders; Calender modernisation; Reel modernisation; Winder modernisation; Machine ventilation; Broke pulpers; Valmet DNA automation system with remote servicing capabilities; Valmet IQ Dilution Profiler; Valmet Pulp Analyser.


March/April 2019


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