Valmet’s sizer product family offers all application methods and all paper machine sizes available - spray, film and pond application and a new type of a sizer with hard nip rolls. All sizers have a robust and modular construction combined with high functionality and quality with a low total cost of ownership. In surface sizing or size application, starch, or other types of size or pigmented size, is applied to the paper web surface to improve its strength, surface properties or water resistance. Sizing is often used to modify surface properties before coating.
You can rely on Valmet's sizing solutions, which are proven and safe. The sizers have excellent reliability; they need less maintenance and there are less unexpected shutdowns.
When you are purchasing a new sizer, the scope of delivery will be clear and the solution will be flexible for auxiliary or optional choices. The design is done for easy upgrades when needed.
In surface sizing, the size is sprayed on nip rolls through a row of spraying nozzles. Then, the size is transferred to the web in the nip. You can control the amount of size accurately and fast, and there are no consumables due to contactless application, which leads into decreased downtime.