Rotary seals may have been around since the 19th century, but 21st century needs demand changes in the design process as well as the finished product itself. There are rotary seals in almost every piece of equipment where parts revolve around an axis. From tiny rotary seals in dentist’s drills to giant ones on tunnel…
Next generation SKF speedi-sleeves
New generation SKF Speedi-Sleeves used with radial shaft seals in rotating machinery resolve the micro-cracking issues typically associated with conventional chrome-plated sleeves. These sealing solutions enable users to quickly and efficiently replace worn sealing surfaces without requiring time-consuming and unproductive machine disassembly and subsequent shaft regrinding. SKF Speedi-Sleeves install easily on shafts without using special…
New sealing solutions for commercial vehicles
Reductions in particulate matter and nitrogen oxide emissions have become a global challenge that no truck or bus manufacturer can avoid. With its Low Emission Sealing Solutions (LESS), Freudenberg-NOK Sealing Technologies is offering an answer to the demands for greater fuel savings, lower emissions, reduced maintenance costs and a longer operating life – even under…
Bal Seal meets large diameter oilfield demands
Bal Seal Engineering, Inc. has expanded its line of spring-energized seals to include large diameters – up to 120 in. ID – for slow-speed rotary and reciprocating oilfield applications. Bal Seal, a global provider of custom-engineered sealing, connecting, conducting and EMI shielding solutions, says the one-piece, large diameter seals offer equipment designers and end users…
Bal Seal expands line to meet large diameter oilfield demands
Bal Seal Engineering, Inc. has expanded its line of spring-energized seals to include large diameters – up to 120 in. ID – for slow-speed rotary and reciprocating oilfield applications. Bal Seal, a global provider of custom-engineered sealing, connecting, conducting and EMI shielding solutions, says the one-piece, large diameter seals offer equipment designers and end users…
Freudenberg-NOK’s Low Load Seal Design Improves Sealing Performance
So it was only natural that when General Motors Corp. (GM) was searching for a static radial seal for several engine applications, the auto company ultimately selected Freudenberg-NOK’s ergonomically engineered, low load seal technology. Today that partnership has grown into additional applications across GM’s highest volume four-cylinder and V-6 engines. Freudenberg-NOK’s low load seal, a…
Multi-Passage Soft-Seal Rotating Unions Now Available
A new product line of multi-passage soft-seal rotating unions is now available from Deublin Company. Rotating unions are components in a broad range of equipment applications that require connection between stationary supply lines, and rotating equipment including cylinders, rolls, spindles and clutches. While rotating unions are used to convey virtually all types of liquid or…
Low-Friction, High Reliability PTS Radial Shaft Seals
In all industries, the drive to reduce energy consumption is making headlines and the aerospace industry in particular is driven to curb energy use through innovative means. Although seals do not always come to mind when thinking of energy reduction, seals can positively impact energy consumption through reduced weight and friction. The task for radial…
Osborn introduces a new catalog for its popular Load Runners idler roller line
The 88-page four-color catalog offers specifications, diagrams, technical and application information, installation notes and quotation forms, as well as industry spotlights for a variety of industries. Osborn’s Load Runners division manufactures a full line of cam followers, idler rollers and rail products in both metric and imperial, stud- or yoke-style, ranging in outside diametes sizes…
Liquid Silicone Rubber Static Face Seal Gaskets
Today’s heavily used faucets, water softeners, and toilets require long-term seal life that doesn’t degrade over time. Static face seal gaskets custom designed and molded of liquid silicone rubber (LSR) by Minnesota Rubber and Plastics provide superior strength and improve design function in most plumbing related products. “To maintain uninterrupted plumbing operation over extended periods…
Dr. Theodore Duclos Appointed Acting President of Freudenberg-NOK
Freudenberg-NOK Sealing Technologies (Freudenberg-NOK), a producer of elastomeric seals and custom molded products, has appointed Dr. Theodore G. Duclos acting president of its North America organization, effective June 11, 2014. Duclos succeeds Bradley Norton, who recently announced his departure from Freudenberg-NOK to pursue other professional opportunities. In his new role, Duclos will oversee the ongoing…
High performance plastic seals for vehicle driveline application
Minnesota Rubber and Plastics (MR&P) custom formulates high performance plastics to meet specific vehicle applications. Materials include PEEK™, Aurum®, Ultem® and Amodel®. MR&P utilizes over 65 years of experience custom designing and molding these high performance plastics for demanding vehicle driveline applications. Example – seals and thrust washers for vehicle transmissions. The material selected for…
Freudenberg-NOK Levitex® Gas-Lubricated Mechanical Face Seal Presented
Freudenberg-NOK Sealing Technologies is presenting its revolutionary Levitex® crankshaft seal – capable of reducing crankshaft friction up to 90 percent – at the 35th International Vienna Motor Symposium today. Freudenberg-NOK will present the innovation in response to the European Union’s goals of reducing total carbon dioxide (CO2) emissions to 95 grams of CO2 per kilometer…
Custom Designed Bi-Directional Seals For Medical Applications
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…
Freudenberg-NOK introduces new generation of polyurethane
Freudenberg-NOK Sealing Technologies is introducing a new generation of polyurethane that is expected to set new standards for the sealing industry. The polyurethane was developed for a wide array of uses and the new standard material is more resistant to water and withstands major temperature fluctuations better than existing polyurethanes. “This is the best polyurethane…
Lauren Manufacturing receives CATERPILLAR’S Platinum Award
Lauren Manufacturing has received CATERPILLAR’S Supplier Quality Excellence Process Platinum Award. For more than 20 years, Lauren Manufacturing has supplied several parts to Caterpillar, such as backer seals, engine and transmission seals, and window and door seals. Lauren earned the bronze award in 2011, the silver in 2012, and skipped the gold in 2013 to…