Roll maintenance solutions for board and paper machines

Roll maintenance for board and paper machines

Modular maintenance solutions provide maximum performance 

Valmet’s modular maintenance service solutions consists of maintenance, reconditioning and upgrade services. With a modular offering scope, roll maintenance services from Valmet is more flexible than ever. These clear offering modules can be mixed and matched to easily build the service combination you need thus saving both time and money. 

Benefits of modular maintenance service solutions

  • Easy to build the service combination you need from the modules
  • Clear offering and scope
  • You only pay for the necessary work
  • You approve all additional work, including parts and repairs, before it is carried out

Valmet Maintenance Solutions

  • Maintenance services

The basic scope of the work is to ensure components are in acceptable operational condition, saving on long-term maintenance costs.

  • Reconditioning services

Thorough inspections of present component condition, an inspection report and proposals for possible additional work and part replacements needed to bring component to “as new” condition.

  • Upgrade services

Offering upgrades on existing components with modern features, based on customer needs, to enhance performance and productivity.

Your nearest service center can provide proper recommendations on which service module is best for you.

Valmet on-site roll services provide maintenance services, analyses and audits at the mill site to solve your problems and simply make your life easier.

From timely to condition based-monitoring

Monitoring based on iRoll nip profiles, vibrations and optimization data are some examples where roll condition information is analyzed. This provides security for our customers that technical solutions and recommended upgrades are based their actual needs and goals.

Clear and visual overview to your roll population

Valmet Asset Manager is a web-based computerized system which contains all critical roll-related information in one place. It includes, for example,  up-to-date roll status and location information to indicate where each roll is in given time frame, availability of spare rolls and running period statistics. Valmet Asset Manager is easy-to-use tool for mill-wide information sharing.

Save time and money with 360°Rolls

Valmet’s overall approach to roll services sees the bigger picture. Our 360°Rolls view takes into account the entire roll environment, for example, we focus on how the fabrics, roll covers and doctor blades perform together in the process.

Through a combination of extensive roll technology expertise and in-depth process know-how, modular maintenance solution eliminates unplanned shutdowns and maximizes roll maintenance intervals. 

Value added with 360°Rolls

 

Revenue

 

Life cycle cost

 

  • Improved roll performance through roll reconditioning or upgrades 
  • No production speed limitations relating to the mechanical condition of rolls
  • Maximum availability of rolls

 

  • Optimized roll maintenance intervals for reduced costs
  • Energy savings through roll upgrades 
  • Reduced number of roll failures in machine

 

Assets

 

Minimizing risks

 

  • Longer lifetime of rolls
  • Valmet can take responsibility for less frequent maintenance tasks requiring special expertise
  • No need to invest in expensive special equipment

 

  • Preventive maintenance planning for minimized risk
  • Availability of spare parts in the roll overhaul
  • Maintenance history available to support preventive actions to remove known risks

Articles

Roll change interval increased from one to two years with Lock Seal

Roll change interval increased from one to two years with Lock Seal

The Adolf Jass Fulda mill chose the Lock Seal axial seal technology developed and patented by Valmet. Nowadays it is a standard solution in Valmet's high-speed machines. Each existing roll including a competing product can be modernized with Valmet Lock Seal.

Valmet Roll Academy

Valmet Roll Academy

Valmet's Maintenance Schools and Roll Academies gather people from the pulp and paper industry to learn from Valmet and one another. They help secure the best possible knowledge and skills needed to maintain and operate the equipment throughout their lifecycles.

Making the right choices to boost wet pressing efficiency

Making the right choices to boost wet pressing efficiency

Wet pressing has an impact all the way from paper machine drying capacity and web runnability to end product properties. The secret of process efficiency often lies in making the right choices for the press section consumables.

One plus one is more than two

One plus one is more than two

To ensure its paper machine roll reliability and availability, the Kerinci mill in Indonesia has entered a full-scope roll service agreement with Valmet, including a condition monitoring system. This is Valmet’s first roll service agreement combining roll maintenance and remote condition monitoring, and the results can already be seen in improved performance.

Maximum equipment performance through modular service solutions

Maximum equipment performance through modular service solutions

Modular service solutions offer pulp and papermakers clearer choices for the maintenance of all rolls and equipment for fiber production.

Precise roll grinding with 3D roll shape measurement

Precise roll grinding with 3D roll shape measurement

Every customer has their own particular dimensional tolerances for board and paper machine roll grinding. A fast, reliable and accurate 3D grinding process is vital to meet those specific needs. Valmet’s experts take advantage of the latest 3D technology to guarantee precise profile and roundness shapes.

360°Rolls -  performance up, costs down

360°Rolls - performance up, costs down

By questioning their current operating models, paper mills greatly increase the chances of success in the search for lower costs, better availability, and higher efficiency. Valmet’s 360°Rolls approach enables papermakers to achieve better results with a 360° view of rolls and the roll environment.

Value-added roll maintenance

Value-added roll maintenance

“New roll modernization designs help to save not only downtime but also energy costs", says Ed Vandeveire, Head of Agreements for North America.

Unique cooperation agreement with the Hallsta mill

Unique cooperation agreement with the Hallsta mill

A unique roll service agreement was signed at Holmen Paper’s Hallsta mill in Sweden on June 22, 2011. “We have exceptionally high expectations for this agreement – and I’m not just talking about the quality of roll grinding and improved maintenance,", says Daniel Peltonen, Technical Manager at Holmen Paper Hallsta.

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