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Winding principles part 1 - TNT overview, effect of web tension

This article is the first in a short series which will explain how web tension, rider roll pressure, and drum torque ratio affect roll quality. Illustrations of key components and control principles will be presented. The series starts with an overview and discussion of web tension.

Three things about refining

Read three highlights of Valmet´s refining technology and learn how we can help you to improve performance and increase efficiency across all refining applications.

Example equipment update analysis - rebuild/replace/add a winder?

When examining an older piece of equipment that does not meet today’s performance requirements, a mill must determine if it should be rebuilt or replaced.

Stora Enso Imatra Tainionkoski BM 5: Efficiency through living and breathing safety

Safety was the driving force behind modernizing a paper machine for Stora Enso in Finland. To ensure mills safety performance, Valmet delivered safer winder and transfer rails from reel to winder, and measurements and controls for the BM5.

More energy from the existing equipment

A fifteen percent capacity increase and more operating hours with only minor investments – this is the achievement of the energy company Mölndal Energi in Sweden. The company has greatly improved the production in their new biomass-fired boiler since it was supplied by Valmet in 2009.

Quality brings competitive advantage

Quality is a holistic part of an organization’s total competitive advantage, and the role of the customer has thus become increasingly central in quality work. Quality is also connected with a company’s business strategy, management and leadership – and is seen as everyone’s responsibility.

Roll service agreement increases reliability

Close partnership with Valmet increased cost efficiency and roll availability.

Sofidel virtualizes DCS and QCS in tissue production

Faced with an automation upgrade at its Delipapier plant in Frouard, France, Sofidel took the advanced step of virtualizing the control and quality systems on tissue machine 1.

Valmet’s participation in InnoEvent led to fresh new ideas

Valmet asked student teams to bring in new ideas related to team work, thriving together and boosting inner motivation in an annual five day innovation festival InnoEvent in Tampere Finland.

Raw material savings with refining rebuild - JSC Arkhangelsk PPM

JSC Arkhangelsk PPM, the biggest containerboard manufacturer in Russia, has recently invested significantly as they strive to increase capacity, product quality, cost efficiency and sustainability. OptiFiner Pro refiners helped the Novodvinsk mill to meet its targets with an upgraded stock preparation system.