Taking the circular economy forward - Decreased need for non-renewables
The main idea of the circular economy is about taking into use as few new materials as possible, using existing material flows longer and minimizing waste.
Insights ● ArticleTaking the circular economy forward - Decreased need for non-renewables
The main idea of the circular economy is about taking into use as few new materials as possible, using existing material flows longer and minimizing waste.
Insights ● ArticleDifferential drive inspection - clutch, PIV, bearings and gears
The differential drive supplies power to the individual machine sections, and maintains a constant preset speed between those sections. The slightest speed difference between sections can result in a sheet break and lost production. Knowing the drive components and what to look for helps in preventive maintenance.
Insights ● ArticleSecuring efficiency and continuous reliability improvement for your machine
Most equipment failures are random. For high value, critical equipment this program proactively does the right work at the right time and maximizes reliability.
Insights ● ArticleHydraulic problems and their resolutions, actual examples
The following are real life examples of hydraulic problems Valmet Field Service experts found in the field and rectified during their visit.
Insights ● ArticleFlexible Service Agreement: Easy budgeting with predicable costs
Valmet now offers a fixed price volume purchase agreement to improve mill operations. Regardless of service type, maintenance costs will now be predictable.
Insights ● ArticleVacRoll suction holes and grooves should be cleaned regularly
VacRoll suction holes and the grooves of all rolls should be cleaned regularly, as they may get completely clogged due to web moisture, particularly at the start of the dryer section. Bearing housings also need attention. Proper handling of the rolls is also important.
Insights ● ArticleWet streak caused by corrosion of roll shell, case study
A wet streak leads to combined investigation by mill personnel and Valmet roll specialists. A suction roll cover is removed and analyzed, after which a metallurgist inspects the roll. The mill mechanic provides a key insight...
Insights ● ArticleNever straighten bent reel spool journals - safer to replace them
Reel spools carry more load for their size than any other roll in the paper mill. Bent journals can break, causing the log to fall from the reel or storage reels onto the floor and bump into equipment and personnel.
Insights ● ArticleSymRoll recommended maintenance - End seals & roll overhauls
For trouble-free functioning of SymRolls, the following are recommended maintenance regarding the end roll seals and overhauls (complete or regular operation).
Insights ● ArticleImproving reliability with SymBelt maintenance (webinar)
Shoe press reliability is critical. Proper care of SymBelt equipment improves production outcomes, decreases unplanned downtime and extends equipment lifespan.
Insights ● Article