Filters
Maintain and troubleshoot winder hydraulic parking brakes
Front and rear drum brakes are installed on a winder, typically on the drive side, in order to improve personnel safety. The parking brakes assure the drums are at zero speed while personnel are working in the windup area. This article describes basic operation, maintenance and troubleshooting of the brakes.
Insights ● Article
Winder safety - releasing from a nip with a lifting cushion
Each mill must have a rescue plan and rescue apparatus for accidents. The following information is aimed at the winder users to help them when developing a rescue plan for accidents that are caused by the pulling winder nip.
Insights ● Article
Follow hydraulic hose best practices to improve runnability
Hydraulic hose best practices include documentation, marking connections and hose routing. This is especially critical during roll removal and installation.
Insights ● Article
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.
Insights ● Article
Proper storage of ENP modules will prevent costly damage
Care must be taken while ENP modules are out of the machine to prevent damage from corrosion to the polished and machined carbon steel surfaces. Learn more about proper care and storage of ENP modules.
Insights ● Article
Coater pivot frame hysteresis analysis can solve binding problems
Most blade coater beams are fastened to pivot frames which move the head into position when the coater is loaded. In the case of rigid support profile bar coaters, if the pivot frame binds, coat weight control suffers. A hysteresis test may be needed.
Insights ● Article
Valmet Field Services strive to earn your trust every day
Valmet's Field Service professionals are on a mission to earn your trust. Assisting you in moving your performance and reliability forward on a shared journey requires expertise, safety consciousness and trust.
Insights ● Article
Operating in icy conditions safely with Valmet’s automation system
Only state-of-the-art icebreakers create a sense of confidence when operating in the offshore oil and gas field of Arkutun-Dagi, Sakhalin-1. When breaking thick ice and taking cargo to the oil field in harsh conditions, operating in demanding oil spill recovery action or firefighting, the automation system must offer the highest level of reliability and availability to enable a vessel to successfully carry out its key mission. To assure high performance, the Vitus Bering icebreaker is equipped with Valmet DNA automation system.
Insights ● Article
Troubleshooting roll defects - causes and corrective actions
Wound roll defects are described and possible causes and associated corrective actions are presented for each defect.
Insights ● Article
Valmet enables circular economy
In circular economy, products, components and materials stay in a continuous cycle instead of being thrown away. This very idea is built into Valmet’s solutions for customers.
Insights ● Article
