White water system
Solutions for improved capacity and highest possible filtrate quality
Board and paper
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In Technologies
Filters
Valmet Disc Filter VDF
Valmet Disc Filter VDF can recover fiber from white water or thicken low-to-medium freeness pulp while producing high quality filtrate. When used as a thickener, it discharges at high consistency.
Board and paper
Bow Screens
Valmet Pressure-fed and Gravity-fed Bow Screens are curved inclined screens that separate liquids and solids. Valmet's industry-leading portfolio provides effective fiber recovery from tissue machine white water, efficient polishing of filtrate for shower water use and flexible thickening of low consistency stock streams, discharging at two (2) to five (5) percent consistency.
Board and paper
Sizer roll covers
The film sizing and film coating process have a direct impact on paper and board quality, both on paper strength as well as on paper appearance. Moreover, as on-line processes they are critical for the paper machine line efficiency. This puts high demands on the sizer roll covers.
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Board and paper
OptiDry Coat air dryers
OptiDry Coat air dryers are designed for high drying capacity. Aided by patented air dryer nozzles, the dryers achieve uniform evaporation with minimum energy consumption, high efficiency and excellent runnability. We can prove you get the best paper quality and lowest energy consumption with Valmet air dryers.
Board and paper
OptiDry Chill web cooling
OptiDry Chill web coolers offer excellent runnability and high cooling capacity due to their efficient nozzle technology. Maintenance costs are low because of the few wearing parts.
Board and paper
Valmet's transfer rails
Inclined, gravity-operated rail system is a cost-efficient solution for medium-width paper and board machines. Loading of the cart is done with rail gates and transfer arms. Gravity operation is used while unloading of the parent roll from the cart. Improved safety is one of the main benefits with gravity-operated rail system.
Board and paper
Technologies for special papers
We pay and get a receipt, eat hamburgers and bake cookies on baking paper. They are in our lives but seldom we stop to think about how special those papers and boards are. Every specialty paper and board grade has its own niche market and its own needs for the production process.
Board and paper
Broke handling
Smart solutions for efficient broke handling and processing
Tissue