Valmet coating and sizing chemical systems
The intelligence under paper and board making lines with coating and sizing chemical systems
Valmet is a genuine one-stop supplier of sizing and coating technology, including related chemical systems. The intelligence behind paper and boardmaking lines can be found in the elements that go beneath and below the machine themselves. For example, a functioning air removal system is essential in a coating or sizing supply system to reach the desired level of end product quality.
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Contact our expertsOptimized mechanical design and automation guarantees functionality in all conditions, especially during start-up and after web breaks. The cleanliness of equipment and piping receives special attention in the design of chemical systems, along with energy efficiency, minimizing effluents, and recovery.
Surface size and coating color preparation systems
OptiStarch and OptiColor surface size and coating color preparation systems cover complete coating kitchens, comprising unloading, processing and storage of coating color components, metering and dosing of components in the mixer, and storage of products. The process includes optimized equipment for sub-processes like agitating, metering, screening and mixing. Coating color recovery systems based on Valmet's ultrafiltration technology can also be included in order to recycle effluents containing coating. Valmet's technology offers a safe way to reuse recovered coating without any additional chemicals, minimizing coating color losses.
Starch or coating color supply systems
OptiSupply starch or coating color supply systems are available for every type of coating heads and size presses on the market. Valmet has equipment for any supply system including machine tanks, pressure screens, deaerators, automated coarse strainers and effluent recovery systems. For demanding applications, several double and return flow screening concepts will be added to the system.
The underlying intelligence for sizing and coating technology
OptiSupply supply systems exist for every type of coating head and size press on the market. Valmet has equipment for any supply system: machine tanks, pressure screens, deaerators, automated coarse strainers and effluent recovery systems. For demanding applications, several double and return flow screening concepts are available.
Uniform coating quality
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Planning a rebuild?
Rebuilding a paper or board machine can improve the competitiveness of your business. But where do you start?
Download our e-bookPlanning a grade conversion?
The world is changing fast; the consumption of newsprint and printing paper is decreasing and the consumption of containerboards or cartonboards are increasing. An old paper machine can be updated with a grade conversion rebuild to produce more profitable products. Turn a new page for your paper machine with the help from Valmet.
Discover moreInterested in pilot trials?
We offer the opportunity to experiment and develop paper and board products and processes without having to put your own production on hold. This is very cost-efficient compared to expensive tests in your own production. Follow the activities in the trials on site or remotely through live streaming cameras.
Contact our pilot trial expertsExplore our latest board and paper press releases
- Oct 21, 2024Valmet’s change negotiations completed in Finland in its Paper business line’s Board and Paper Mills business unit
- Oct 3, 2024Valmet to supply an OptiConcept M board making line to Anhui Linping Circular Development in China
- Sep 5, 2024Valmet to start change negotiations in Finland in its Paper business line’s Board and Paper Mills business unit
- Aug 16, 2024Valmet and Spinnova Plc sign a partnership agreement regarding process equipment for textile fibre production
- Aug 1, 2024Valmet closes the agreement to acquire majority shares in FactoryPal, a subsidiary of Körber
- Jul 8, 2024Valmet to supply operator training simulator to Graphic Packaging International in Waco, Texas, United States
- Jul 2, 2024Valmet to supply a high-capacity winder to Wuzhou Special Paper in China
- Jun 26, 2024Valmet to supply both a papermaking line and a paper machine rebuild to a customer in Asia-Pacific
- Jun 25, 2024Valmet to deliver a tissue machine to Andhra Paper in India
- Jun 19, 2024Valmet receives the second order of converting lines to Metsä Tissue in Mariestad, Sweden