Filters
The 3rd life of a paper machine at Blue Paper after grade conversion
In big grade conversion rebuilds, customers always want to be on the safe side as far as risks are concerned. Because the designed forming section was first of its kind, the prototype was tested at the Paper Technology Center in Jyväskylä. With the promising results of the pilot tests, Blue Paper was willing to implement the rebuild with Valmet.
Reference
Liansheng Paper PM5 containerboard machine in China
Valmet's delivery to Liansheng Paper's Longhai site in Fujian province in China included a complete boardmaking line. The two-layer web can be produced with only one headbox providing excellent profiles due to a unique dilution system and good formation due to new type of hydraulics.
Reference
Superior quality paper after rebuild - Sappi Gratkorn PM 11
Sappi's Gratkorn mill rebuilt their PM11 to improve the printing paper quality. The rebuild concept was optimized for improved formation and printability and reduced two-sidedness and validated in the series of pilot trials at Valmet facilities.
Reference
Valmet WEM prevents chemical overdoses at Drewsen
When faced with a challenge of high number of web breaks, Drewsen Spezialpapiere GmbH & Co decided to install a Valmet Wet End Analyzer (Valmet WEM) with savings of approximately €100,000.
Reference
Stora Enso Imatra Mills Tainionkoski BM 5 safety upgrade
Safety was the main driving force behind modernizing the Stora Enso Imatra Mills Tainionkoski board machine 5 (BM 5). Valmet delivered safer winder, transfer rails from reel to winder, and some measurements and controls for the board machine because the roll handling equipment from reel to storage needed a major safety improvement.
Reference
Cartiere Ermolli: New refiner replaced two old, and saved energy up to 20%
Cartiere Ermolli, produces specialty grades in Italy for flexible packaging like food wrapping papers. When creating specialty papers, doing refining right is fundamental. Mechanical properties of the fiber cannot be destroyed so the amount and the quality of the refining must be right, without any harmful cutting effects. When they needed increase in capacity and end product quality, the solution was OptiFiner Pro refiner.
Reference
One cleaning shutdown eliminated every 6 weeks at Stora Enso’s Skoghall mill
Stora Enso’s Skoghall mill decided to renew their old smoothing press cleaning device and improve the roll cover durability of their BM 8.
Reference
Raw material savings with latest headbox technology at Dongil Wolsan PM1
New headbox technology enables raw material cost optimization at Dongil Wolsan PM1 in Korea as less starch is needed and worse quality raw materials, such as OCC waste, can be utilised without compromising strength properties.
Reference
Energy savings through vacuum system improvement
The Burgo Verzuolo mill in Italy was able to radically improve the energy efficiency and controllability of the vacuum system in a rebuild of its PM 9.
Reference
Increased efficiency and less production breaks through paper machine upgrade by Valmet
Stora Enso Veitsiluoto mill in Finland decided to invest in improving the PM 5’s runnability and production efficiency. Valmet carried out a complete tail threading upgrade project from the press section to the reel during eight days shutdown.
Reference
