The mechanism, need for and effect of reel drum grooving
As machine speed increases and sheet porosity decreases grooving of the reel drum becomes necessary in order to avoid sheet wrinkles, sheet breaks and quality defects.
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Conversion projects open the door to new opportunities
Rather than permanently idling a paper machine, why not move into a growing market such as packaging?
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Optimize doctoring performance and lower total cost of ownership
Every doctoring process can be improved. The usual investments required are minimal. Optimizing your doctoring processes results in better runnability, improved quality, optimal production efficiency, reduced maintenance costs and improved safety and environmental effect.
Insights ● Article
Helpful tips on retention chemistry, coagulants, starch, etc.
Most microparticle systems are based on anionic products, silica, micropolymers and bentonite. Retention aid systems involve coagulants, macroflocculants and microflocculants.
Insights ● Article
Valmet Performance Center - process support agreement case study
The Valmet Performance Center is described, including how it works and actual results we have achieved with a customer while operating under a Performance Agreement.
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The screening process, troubleshooting, warning signs and coating
Once a screen cylinder's holes plug or its raised plating or coating is worn smooth, a host of operational problems can occur affecting runnability, capacity, pulp quality and cylinder life. There are three warning signs of excessive wear to monitor.
Insights ● Article
Calender case study - CD caliper control & sheet breaks
A southern USA mill requested Valmet expert assistance, specifically a process and condition audit of their online single nip calender.
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Yankee creping problems and too many regrinds, a case study
In this case study, creping problems on a Yankee correlated with frequent regrinds. Analysis by the OEM specialist discovered misalignment, and made procedural recommendations to resolve the problems.
Insights ● Article
Safety improvements at the reel and winder (webinar)
Valmet experts discuss safety standards relating to reels and winders, and what can be done to improve operator and equipment safety with today's technology.
Insights ● Article
