Custom designed bi-directional seals from Minnesota Rubber and Plastics are ideal for a broad range of fluid delivery applications including medical and dental devices. Bi-Directional seals greatly improve fluid delivery systems by handling opposing pressures while preventing leakage. Minnesota Rubber and Plastics (MR&P) unique double-lip seal solution ensures proper seal function in two directions. The…
Roxtec safety seals chosen for London Underground upgrade
Greater Manchester based cable seal manufacturer Roxtec has been commissioned by Transport for London (TfL) to supply the upgrade of the London Underground (LU) system, providing seals for trackside modernisation. Roxtec UK managing director Graham O’Hare said the company’s seals are being used because of their proven track record in protecting against multiple hazards. “We…
FEA finds best design for bearing seal on turbines
By Paul Heney, Editorial Director An engineering firm that designs seals for wind turbine bearings used finite-element analysis software to simulate the performance of a seal or gasket and then an optimizing package to runs through hundreds of design and material possibilities to find a best fit for a wind turbine’s wide operating range. “Reliable…
Media- and temperature-resistant sealing for mixer shafts
Mixing shafts in precision mixers are often sealed with stuffing box packing. If their sealing characteristics are good, they offer an advantage: they can be maintained or replaced with little effort. But polytetrafluoroethylene (PTFE) shaft sealing rings are much better suited to the especially hygienic requirements of the food and beverage industry due to their…
Sealing Technologies Developed to Handle Stresses of Aggressive Environments
Whether pushing to develop a “million mile” seal for power generation applications or a 20,000-hour solution for industrial gear box use, Freudenberg-NOK Sealing Technologies Simrit systems engineers and technology managers are on the forefront of solving today’s most pressing industry challenges. The global supplier’s proven technology, such as CASCO – a unique engine sealing solution…
Freudenberg-NOK Simrit Helps Customers Extend Product Lifecycles
When a major fluid handling company came to Freudenberg-NOK Sealing Technologies Simrit (Freudenberg-NOK) in need of a complex valve sealing solution, the company was up for the challenge. The required innovation needed to withstand extremely aggressive environmental conditions, while also meeting a strict size specification. Freudenberg-NOK development engineers partnered with the customer to develop a…
Tough seals for rugged environments
A new generation of polyurethane is expected to set new standards for the sealing industry. The polyurethane was developed for an array of uses and is more resistant to water and withstands major temperature fluctuations better than existing polyurethanes. “Today construction equipment is developed for global use. Seals must function in the Arctic as well…
Freudenberg-NOK Helps Seal Wind Turbines with the R 55 Seal
Renewable energy, and wind power in particular, is playing an increasingly important role in today’s global energy portfolio. But as new windmills are installed across heartlands and down coasts, the components driving their blades and turbines are exposed to extreme environmental conditions including storms, rain, ice and salt. It goes without saying that service disruptions…
Seals Keeping Today’s Cars and Trucks Lean, Mean and Increasingly Clean
Amid the dazzling designs and impressive powertrains being unveiled at this year’s 2014 North American International Auto Show (NAIAS) in Detroit are some often invisible but always essential sealing components that keep today’s new vehicles on the road and more fuel efficient than ever before. Freudenberg-NOK Sealing Technologies’ Low Emission Sealing Solution (LESS) products are…
Freudenberg Sealing Technologies Simrit Awarded with Pattonair Gold Standard Award for Performance Excellence
Freudenberg-NOK Sealing Technologies Simrit has once again received the coveted Gold Supplier Award for customer service, technical support and delivery performance from Pattonair, a provider in aerospace and defense supply chain service headquartered in the United Kingdom. This is the third time Freudenberg-NOK has achieved Gold Supplier status with Pattonair since 2010. This year’s recognition…