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Speed increase creates suction roll bearing vibration, case study
Analysis of unusually high vibration levels from a suction roll back internal bearing pointed to a recent speed increase. Lubricant and a transducer helped.
Web handling, construction & proper setup of bowed roll spreaders
Bowed spreader rolls are the most commonly used spreader roll and are critical to most web handling processes. Learn how the construction, web orientation, cover material and wrap angles play important parts in web handling.
Valmet hosts successful 2024 Roll Maintenance School in North America
Strengthening Maintenance Expertise: A Recap of Valmet's 2024 Roll Maintenance School
Shin Tokai Paper, Japan - Cooking Liquor Measurement
Reliable alkalinity level process measurements in the impregnation, cooking and washing steps of the chemical pulping process are needed for successful implementation of optimized process control.
Shoe press users group discusses the latest developments
SPUG presents Valmet's latest shoe press developments as well as providing one-on-one Valmet assistance and a venue for mill personnel to share techniques. For example, Valmet Black Belt shoe press belt and Valmet Belt Roll Doctor shoe press roll doctor are technologies that were discussed at past SPUG events.
Easier boiler outages with Liquor to Liquor Shutdown Service
Planning and executing a boiler outage can be a major challenge. Valmet has created a new lean concept for liquor to liquor recovery boiler outages that is easy, fast and trouble-free.
Sizer applicator beam not unloading at sheet break, a case study
When a sizer applicator beam refuses to unload properly, it presents a personnel and equipment safety risk. This case study follows the diagnosis and ultimate identification of the problem - at the TS cylinder rod end packing assembly.
Valmet Durable Knife System ensures consistent high chip quality
Valmet Durable Knife System involves a chipper knife usable in almost all disc chippers. The custom-made sharp and strong knife ensures continually high chip quality and longer change intervals for the knives - improving the productivity of the chipper.
Safer and quicker top slitter exchange in Japan
A paper producer in Japan is enhancing their off-machine coater with Valmet Quick Change Slitter Holder. This upgrade aims to boost operational efficiency and safety standards. Key targets include improving cutting quality, reducing slitter changing time, extending blade lifetime, and increasing operational safety.
Successful installation of Valmet TS at the Miyagi prefecture wastewater treatment plant
Mizumusubi Service Miyagi is involved in the Miyagi Prefecture's public-private partnership project for water and sewage operation systems.
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