Roll maintenance for board and paper machines

Roll maintenance services ensure your machine keep running smoothly

Valmet’s modular maintenance service solutions consists of roll maintenance, roll reconditioning, and roll upgrade services. These solutions help board and papermakers achieve maximum performance with transparent and consistently high-quality maintenance services.

Lower your maintenance costs

Enhance performance and machine runnability

Maximize roll maintenance intervals

Right combination of roll maintenance services for your board and paper machines

No matter what is the set of roll maintenance services you are looking for we can harness it with our modular offering scope. These clear offering modules can be mixed and matched to easily build the service combination you need thus saving both time and money.

Maintenance services available for different roll types:

Deflection-compensated rolls (shoe, CC and swimming rolls)
Suction rolls
Press rolls
Tube rolls
Spreader rolls
Thermo rolls
Sizer and coater rolls
Calender rolls
Reel spools

Let our experts guide you

Questions about roll maintenance services?

Clear roll maintenance offering modules

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

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

Roll maintenance plan for optimal reliability

The basic scope of the maintenance work is to ensure components are in acceptable condition, saving on long-term maintenance costs. Preventive maintenance measures ensure your machine is in operational condition. A scheduled maintenance service plan guarantees the quality level of the end-product and machine runnability for 1-2 years. From receiving to delivery, our specialists can guide you through maintenance processes and selecting spare parts that will be optimal for your board and paper machine.

From timely to condition based-maintenance

The condition-based maintenance services enable planning maintenance actions based on the actual condition of your rolls. Customers can see a significant reduction in maintenance costs as root causes of faults can been identified and maintenance of rolls will be improved leading to extended roll lifetimes and optimized maintenance intervals. Monitoring based on iRoll nip profiles, vibrations and optimization data are some examples where roll condition information is analyzed.

Clear and visual overview to your roll population

Valmet Asset Manageris 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.

References and articles

Pick-up roll running time extended from four to 14 months

Hamburger Hungaria was troubled by short running times, an unscheduled downtime and extensive maintenance on its PM 7 pick-up rolls. Since the installation of a new Valmet pick-up roll and roll upgrades, the running time has more than tripled.

Lightweighting and the right fiber strength for your coated board production

Every product needs packaging – strong enough to protect its contents and visually attractive enough to tempt the buyers. As a producer of coated board, you need to ensure both the appearance and function of your end products.

Roll change interval increased from one to two years in Papierfabrik Adolf Jass

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.

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.

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.

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.

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.

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.

Maintenance planning ensures availability

In a major mill or plant investment project, the cost of maintenance planning is just a drop in the ocean. However, it pays for itself many times over through high availability and better results.

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.