Seals used in offshore rig tensioner cylinders must meet the same rigorous lifecycles as the cylinders themselves. Because offshore environments are harsh and installation and maintenance can be difficult, tensioner cylinders must have a 20-year life. That was why, more than 20 years ago, Trelleborg Sealing Solutions conducted research, determining … [Read more...]
System Seals acquires Austrian seal manufacturer
System Seals Inc., a research-based seal manufacturer, has acquired Plastoseal Produktions GmbH, an Austrian-based seal manufacturer focused on highly engineered sealing solutions. The acquisition enhances System Seals’ GlobalOne program – a comprehensive approach to managing supply chain logistics for seal customers worldwide. System Seals and … [Read more...]
Professional O-ring calculator launched at Hannover Messe
At the start of the Hannover Messe trade fair, seal expert C. Otto Gehrckens made its O-ring calculator available on the company’s website. The tool is especially aimed at engineers who want to quickly and easily check their designs, or determine the correct parameters for selecting O-rings. The O-ring pros at COG made their primary focus a clear … [Read more...]
HAGC Seal systems for hydraulic automation gage control cylinders
In the steel industry, the hydraulic automatic gauge control (HAGC) cylinders used in mills pose a big challenge to sealing systems, which need to handle high extrusion resistance and maintain low friction at the same time. Freudenberg Sealing Technologies will exhibit its range of seal systems and materials for HAGC applications and more at the … [Read more...]
Freudenberg Perfect Cylinder program simplifies cylinder and sealing selections
With the goal of helping customers reduce the manufactured cost of hydraulic cylinders while optimizing performance and lifespan of their production equipment, Freudenberg-NOK Sealing Technologies has announced its new Freudenberg Perfect Cylinder program, a collaborative engineering and design approach with customers. Freudenberg-NOK, Plymouth, … [Read more...]
Professional-strength hydraulic seal prevents leaks in mobile, industrial applications
Hydraulic fluid leaks can cost time and money, and can have a negative impact on the environment. To avoid these negative impacts, a new chemical stop leak product is available that seals existing leaks before they can cause extensive equipment downtime or damage and prevents new ones from forming. Bar’s Leaks, Holly, Mich., introduces Hydraulic … [Read more...]
Assessing and managing rod seal friction in hydraulic applications
Advances in rod seal design, materials, and test methods help improve the efficiency and reliability of hydraulic systems. Contributed by Chuck White, Director of Commercial Development, Hallite Friction is one of the most common and underestimated causes of rod seal leakage in a hydraulic system. However, measuring and addressing it can be a … [Read more...]
What is Shore Hardness?
Hardness, in basic terms, is the resistance of a material against intrusion and permanent deformation by a harder body. It is one property that is important for the proper specification and function of seals and other critical components in fluid power systems. Hardness of seal materials like rubbers, elastomers and plastics are typically … [Read more...]
Short course offers understanding of surface texture, tribology
Michigan Metrology, experts in solving problems related to surface roughness, wear, texture and finish, will be hosting a surface metrology and tribology short course on April 11-12, 2019. Michigan Metrology’s Don Cohen, PhD will be leading the two-day short course in Livonia, Michigan. Dr. Cohen is one of the country’s foremost experts in surface … [Read more...]
Trelleborg launches new free Fluid Mechanics Calculator app
Trelleborg Sealing Solutions has added a new app to its extensive range of apps and online tools with the introduction of the Fluid Mechanics Calculator App. Free of charge to download, the app boasts more content, formulas and calculations than other similar paid for tools. The new app covers a wide variety of topics in the field of fluid … [Read more...]
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