Design News articles from May 2003

Design News archives from May 2003

Lying with statistics, sort of. (My View).(Column)
May 5, 2003... IN MY FIRST JOB OUT OF SCHOOL, I WAS A STAFF engineer (a.k.a. an efficiency expert) at an HMO. I'd just finished giving a brilliant overview of my analysis showing how medical department staffs could be more productive. But as one of the head...

The lessons of home repair: plan the work, work the plan, and cut corners only where you can. (Flipside).(Column)
May 5, 2003... I RECENTLY WATCHED A RE-RUN OF THAT OLD Tim Allen TV sitcom, "Home Improvement," and it brought back some memories I thought I had permanently repressed. But now that they have resurfaced, I would like to share them with you because they have...

Mail.(on engineering arrogance; tools of the trade; SUV drivers and other issues)(Letter to the Editor)
May 5, 2003... Readers Sound Off ENGINEERS CAN BE ARROGANT TOO I have to agree with several items you had mentioned in your Flipside column (DN 01.13.03) titled "Wanted: Leaders." The first has to do with engineering arrogance. The nightmare I've...

Nanotech: the next testing wave; biotech testing will grow too. (Slant).
May 5, 2003... Physical testing of products is growing, even in the face of simulation so are growth. In fact, the two kinds of testing can go hand in hand, says Yahya Gharagozlou, general manager of Instron, which makes equipment for materials and structural...

E-learning emerges: e-seminars and interactive workshops are part of the ideal mix. (Rant).(for designers)
May 5, 2003... INNOVATIVE DESIGNS, HIGH-QUALITY products, fast turnaround! Sound familiar? Design engineers are continually pressured to bring better products to market while shortening design cycles. Unfortunately, they are hindered by complex product design...

Role modeler. (B.M.O.C.).(Professor Raul Longoria at the University of Texas heads the Center for Virtual Proving Ground Simulation)(Brief Article)(Interview)
May 5, 2003... In his scaled-vehicle laboratory at the University of Texas at Austin, Professor Raul Longoria is finding out what happens when the rubber hits the road. PRESENT POSITION: Associate Professor, Department of Mechanical Engineering; Head of...

The professor as the madman: memories of a crafty test given. (Buzz).(Control Vision Corp CEO, when a noncalculus physics professor, sets up memorable test problems)
May 5, 2003... When former students run into Jay Humbard, they tell him that they still remember his crazy tests from a noncalculus physics class he taught at a state university two decades ago. In fact, he was something of a legend in the Greek organizations...

Use unmarked bills. (Buzz).(Brief Article)
May 5, 2003... It's no secret that engineering groups are trying to figure out how to entice more engineers to become professionally certified'. Notwithstanding all the midnight oil that must be burned to prepare for the punishing 8-hour exam, some...

Turn of the screw: rolled and ground types inch closer together. (Buzz).(Brief Article)
May 5, 2003... Usually when engineers think of rolled screws, they think of something that isn't very precise--with lead errors in the neighborhood of 0.01 inch per linear ft. Not any longer. Engineers at Nook Industries have reportedly come up with a way to...

Collaboration turns weeks to days: tracking down travelers. (Buzz).(using technology so that engineers can collaborate on designs)(Brief Article)
May 5, 2003... Tracking down travelers Few engineers argue with the need to collaborate. Fewer still argue with the need to save time in design. Engineers at the design firm Enser say they have been able to do both. But, says General Manager Marco Arnone, it...

Ergo mus. (Flash).
May 5, 2003... Xerox Ergonomic Mouse. Take two engineers, who are guitarists, add a case of tendonitis the next day at work, and the result is an ergonomic mouse to mitigate Mouse-Arm Syndrome. One, Jim Reid, is also e chiropractor and the other, Dale...

You'll get a charge out of this. (Flash).
May 5, 2003... iSun[TM] Portable Solar Charger. Engineers at ICP Global Technologies thought they had a bright idea for anew solar device to charge the batteries in cell phones. But before they put mouse to screen they asked potential customers if they'd use...

No tip lift. (Flash).
May 5, 2003... Jungheinrich Lift Truck EFG-DF. A Curve Speed Reduction System prevents the Electric Three-wheel Counterbalance Fork Lift Truck (EFG-DF) from tipping. President Dirk von Holt notes that, "Sensors tailer the centrifugal force on the operator and...

3D in your hand. (Flash).
May 5, 2003... Sharp 3D Phone. Imagine seeing in 3D, without the glasses--and on your cell phone no less. The Sharp camera phone uses a 3D display to provide a sense of depth and presence. The phone features an occlusion filter - for no-glasses 3D. "The...

Tank doesn't fuel around. (Flash).
May 5, 2003... TI Automotive PERMBLOK[R] AS6 Gas Tank. Made from six layers of materials, including barrier materials ethylene vinyl alcohol copolymer(EVOH) and chemical company ATOFINA's ORGALLOY[R] FT104 nylon-based alloy, this tank meets California's...

Tame TV Volume. (Flash).
May 5, 2003... TERK Technologies TV Volume Regulator (VR-1). Set and forget the volume of your TV set and kill the excessive volume of commercials. It's made possible by Octiv's Volume Logic software, which applies only the appropriate amount of processing to...

Flash sensors: not just for sensing any more, many sensors now come equipped with intelligence for greater functionality and ease of integration.
May 5, 2003... (1) LEVEL HEADED AND THEN SOME MTS Systems Sensor Div. Level Plus M-Series Digital sensor. Designed as a drop-in replacement for the company's analog liquid level sensors, this series features a digital Modbus output, which can also be...

RPN users take note. (News).(HP 41C users can use calculator emulators for PC)(Brief Article)
May 5, 2003... Concerned that you'll never be able to replace your HP 41C when it finally craps out? We were, too. Until we found out about calculator emulators for the PC. As one engineer says, "I just pop the 41 CX up on the screen, load my old program...

Windows rules ... now. (News).(Brief Article)
May 5, 2003... When it comes to operating systems used by engineering departments. Windows NT/2000 rules. In a recent Design News survey, 78% of the respondents said they currently use the operating system and 8% more said they plan to use it in the future....

The mystery plasma. (News).(Brief Article)
May 5, 2003... If a plasma screen hummed at high altitudes, would you hear if? A recent issue of the New York Times stated that "plasma hums when used at 6,500 ft or more above sea level." Huh? A spokesperson for flat panel maker Phillips acknowledged that...

Data 3.8. (News).(Brief Article)
May 5, 2003... Average raise (in percent) that engineers received n 2002 Source: Develop News Career Survey

The H-1B visa wars: IEEE ready to fight; Congress must act by September or available visas will fall to 65,000. (Careers).(Institute of Electrical and Electronics Engi)
May 5, 2003... CHICAGO--The Institute of Electrical and Electronics Engineers-USA (www.ieeeusa.org) is laying down the gauntlet for Congress and industry groups over the number oF temporary immigrants entering the U.S. Citing the high unemployment rates in...

Robot starts fashion trend. (Electronics).(Brief Article)
May 5, 2003... OSERO, an optical fiber sewing robot from Decoray of Korea, has animated the world of fashion by creating customized bags, hats, and clothing with illuminated logos and images. The robot sews water-resistant optical fibers measuring 0.25 and...

Ocean creeper keeps going and going. (Electronics).(Brief Article)
May 5, 2003... The SEAHORSE AUV, developed by Penn State University, is the Naval Meteorology and Oceanography Command's (www.cnmoc.narg.mil) modular autonomous underwater vehicle that gathers side-scan images of the ocean bottom, ocean current data using...

Bids for testing. (Electronics).(eBay offers measuring instruments)(Brief Article)
May 5, 2003... Engineers, take note: Not just the auction hub for consumer goods, eBay Business (www.ebaybusiness.com), "the World's Online Marketplace[TM] for business-related products," now includes test & measurement listings. The new category features...

Volvo's scream machine: electronic integration, microvalves key handling to driving conditions. (Automotive).(Product/Service Evaluation)
May 5, 2003... LAS VEGAS--Look out BMW, that could be a Volvo coming up in the rearview mirror. By integrating automotive electronic control of suspension, braking, traction, and stability; the Swedes' S60R performance sedan (300 hp, 295 lb-ft torque) aims to...

Control valves get popular. (Fluid Power).(Brief Article)(Industry Overview)
May 5, 2003... Even in a down economy, ARC Advisory Group is predicting that the control valve market will reach close to $3.5 billion in just four years--up from $3 billion in 2002. Why the surge in sales? ARC attributes the growth to new opportunities in...

At your service. (Fluid Power).(Brief Article)
May 5, 2003... In a recent survey, Design News readers were asked to rank fluid power suppliers by the level of service they provide. Here are their top picks: * Eaton * Festo * Bosch-Rexroth * SMC * Danfoss * Parker Hannifin ...

CAD models faster. (Fluid Power).(Bimba offers website CAD capability)(Brief Article)
May 5, 2003... Bimba reports that many engineers are now taking advantage of a new CAD capability on its website at www.bimba.com. Starting with a database of native CAD files, users can parametrically generate drawings of numerous cylinder types on the fly,...

Data 51. (Fluid Power).
May 5, 2003... Percent of Design News readers who would pay extra to reduce noise in hydraulic systems Source: Design News Fluid Power Survey

Eaton rolls out 5,000-psi aircraft hydraulics: higher pressure systems offer more power per weight. (Pumps).(eaton Aerospace)
May 5, 2003... JACKSON, Ms--Following nearly four years of intense research and design effort, Eaton Aerospace (www.aero-space.eaton.com) is rolling out a new 5,000-psi hydraulic pump this month that could serve as the trailblazer for a new b reed of...

Manifold simplifies Robot design: combined digital and analog I/O saves space and wiring. (Pneumatics).
May 5, 2003... ROCHESTER HILLS, MI--Using a single pneumatic valve manifold, engineers from Fanuc Robotics America (www.fanucrobotics.com) say they've created a paint spray robot that's simpler and easier to assemble. The new robot, which uses pneumatics...

Open door policy stays open. (Materials + Joining).(Southco introduces constant-torque friction hinge)(Brief Article)
May 5, 2003... Southco (www.southco.com) has come out with a hands-free way to keep open doors in place. Its new constant-torque friction hinge, developed in partnership with Reell Precision Manufacturing (www.reell.com), provides constant torque through a...

Property sharing. (Materials + Joining).(Moldflow Corporation teams with Granta Design Limited to enhance materials database)(Brief Article)
May 5, 2003... Moldflow Corporation (www.moldflow.com) and Granta Design Limited (www.grantadesign.com) have agreed to join portions of Moldflow's proprietary plastics material database with Granta's materials selection tool, the CES4 Optimal Polymer Selector...

New lab fuels product development. (Materials + Joining).(Brief Article)
May 5, 2003... The Kelch Division of Bemis Manufacturing Co. has opened a 1,600 ft2 product development and testing lab to aid in the development of fuel containment products such as tanks, caps, and gauges. The lab contains systems that target the...

Plastic and metal join together: patented molding process eliminates spot welds. (Stampings).
May 5, 2003... PITTSBURGH, PA--Why weld metal stampings together when you can join them in an injection mold instead? The plastics engineers at Bayer Corp. (www.bayer.com) asked themselves that very question recently and came up with an in-mold-assembly...

More space for sound: composite technology promises to make car speakers easier to package. (Engineering Plastics).
May 5, 2003... NOVI, MI--Many drivers may like to listen to tunes in the car, but interior suppliers are the ones who have to face the music. Speakers take up space in the door, creating packaging problems, And they drive up assembly costs as well. Now Owens...

The future is now. (Motion Control + Power Transmission).
May 5, 2003... Cant wait to ride on a magnetically levitated train? Well visit www.futurehorizons.net/grav.htm for plans on how to build your own (operating model that is). For those less skilled, you can buy a kit or assembled train. The site also has...

Tapped out. (Motion Control + Power Transmission).
May 5, 2003... Why have a controller constantly connected to the Internet? The patent pending Should Tap[R] Server-On-Demand technology in Walehem Corporation's WebMaster GI General Industrial Controller gives instant real-time access without being...

GM, BMW couple for coupling. (Motion Control + Power Transmission).
May 5, 2003... General Motors and BMW will jointly develop refueling devices for liquid hydrogen vehicles. The companies are also inviting other automakers to join the initiative. The collaboration centers on setting global standards and specifications, says...

Data 28. (Motion Control + Power Transmission).
May 5, 2003... Percent of engineers use Ethernet to implement motion control systems Source: Design News Survey, 2002

It's a gas: rugged I/O gives high-tech dragster a data-gathering edge. (Networking).
May 5, 2003... LEECHBURG, PA--John McCaully is the owner of Industrial Automation and Control, a consulting outfit with customers in the air and water treatment industries. In his other life, he is owner of Our Gang Racing, which runs a Pontiac Firebird on...

A steer-by-wire wish list: reliable hardware, better software tools must come first. (Automotive).
May 5, 2003... DETROIT--It's not surprising that advanced "by-wire" technologies have started to make their way into ordinary cars. These systems promise improvements in fuel economy, safety, handling, and design flexibility. "Complete longitudinal control is...

Software tests racing springs. (Software + Hardware).
May 5, 2003... Newman Haas Racing engineers have a spring in their step now that they've figured a way to ensure that changes in springs in their suspension systems won't alter the balance of their cars. The team, which races in CART events, is using...

Sun shines light on technical computing. (Software + Hardware).
May 5, 2003... Following on the heels of what it calls a major increase in supercomputer customers (88 in one recent ranking), Sun Microsystems is forming a new business unit to concentrate specifically on high-performance and technical computing. Shahin Khan...

Stent design repined. (Software + Hardware).
May 5, 2003... Nitinol Devices and Components recently had an idea for changing the design of stents used to open blocked blood vessels: Make them out of a shape-memory alloy rather than stainless steel. Question: Would the alloy stand up to the rigors of the...

Two-in-one special: Alibre, ALGOR cooperate to offer CAD, FEA, and technical support. (Partners).
May 5, 2003... RICHARDSON, Tx--Maybe they should call themselves The "A" Team. While adopting that moniker is not really in their plans, CAD developer Alibre (www.alibre.com) and FEA developer ALGOR (www.algor.com) are billing their recently announced...

No need to re-invent this wheel: encoding its history of design rules, wheel manufacturer saves design time. (Knowledge-Based Engineering).(Accuride Corp.)(Brief Article)
May 5, 2003... ENFIELD, CT--So-called knowledge-based engineering has been on the dream list of engineers for years, and for good reason: Among other things, it captures existing company and engineering knowledge to help engineers automate certain design...

Data 87. (Software + Hardware).
May 5, 2003... Percent of engineers who use Windows NT/2000 Source: Design News CAD Survey, 2002

Ask the search engineer.
May 5, 2003... The Search Engineer finds solutions to all your questions, problems, and dilemmas. Occasionally, he could be wrong. But he doubts it. In search of the "holy" fastener... Injected pipes... Impact loacls... Dear Search...

Events.
May 5, 2003... DESIGN NEWS, ENGINEERING COMMUNITY HONOR LEADING ENGINEERS More than 300 people in the engineering community turned out in a Chicago blizzard to honor the nations top engineers at the Museum of Science and Industry on March 4, 2003. The...

In pursuit of a better SUV: students apply their design skills to curb the appetite of a gas-guzzler. (Automotive Design).
May 5, 2003... MADISON, WI -- "Last year, I preached to the team: 'If we down we can win'," says Jason Helgren, leader of last year's Future-Truck team from the University of Wisconsin. His inspiration worked. The team dug in early and won the top prize for...

MEMS sensors rev their engines: sensors based on the technology of microelectromechanical systems (MEMS) are speeding their way into race cars and automobiles, and driving hard into consumer applications. (Cover Story).(Industry Overview)
May 5, 2003... DRIVERS IN THE INDY RACING LEAGUE HAVE A NEW PIECE OF GEAR THIS YEAR. AND IT ISN'T under the hood, but in their ears. Embedded in the drivers' radio earpieces is a tiny MEMS sensor system developed by engineers at Delphi (www.delphi.com) that...

Tune up at Jaguar; new engineering team, and better use of software: now that's some pit stop. (CAD/CAE).(Jaguar Racing reorganizes)
May 5, 2003... Consider this: Jaguar Racing has had a less than stellar performance record in its brief three-year history of Formula One (Fl) racing. It was formed in 1999 when Ford bought the team from Stewart Grand Prix, re-branded it, and painted the cars...

Elastomeric survivors: dragging old parts from junk yards and recycling plants into their lab, engineers test if elastomers hold up in the real world. (Materials).
May 5, 2003... Evaluating materials in a lab can be a good way to predict their performance in the field. It can, that is, as long as the materials in question have been around for a while. Newer materials can lack the long-term history needed to validate lab...

Easy does it: high thrust-force servo actuators with a gentle touch are showing up in automotive robot spot-welding applications. (Power Transmission).
May 5, 2003... "THE ADVANTAGE OF USING A SERVO ACTUATOR IS THAT THE robot can bring the tips in fast and then go real slow right before hitting the metal. That way, you're not slamming the gun closed like you do with a pneumatic," says Paul Kirchheimer, a...

Resolution and accuracy: cousins, not twins; although they go hand in hand, accuracy and resolution aren't the same. (Measurements in the Design Flow).(16-, 18- and 24-bit analog-to-digital converters may not be able to actually use all the bits)
May 5, 2003... While checking the Home Depot website for a new thermostat, I found a unit with a weight of 8.899999 oz. I doubt Home Depot has a scale that measures millionths of an ounce. But because those digits exist, some people will believe they...

NiMH battery monitor touts accuracy: algorithms are key to wringing out longer useful life. (Electronics).
May 5, 2003... The latest application of Microchip Technology's PowerSmart[R] technology, the PS402, integrates all rechargeable battery monitoring functions for nickel metal hydride (NiMH) cells onto a single chip. Included on the chip are a precision time...

Accelerometer: high frequency, thermal stability. (Motion Control/Power Transmission).
May 5, 2003... Model SR0220RNP miniature angular accelerometer features a rugged suspension system with good rejection of linear acceleration, suiting it for a range of space-saving applications. Electrically damped, it operates independently of fluid for...

Precision Gantry: frictionless motion. (Motion Control/Power Transmission).
May 5, 2003... The Ultra Precision Gantry uses a magnetically preloaded XY air bearing system in a stable platform. Sinusoidally commutating servo amplifiers drive the company's zero-cogging brushless linear servo motors used in the gantry. It achieves...

Integrated valves multiply air line pressure. (Designer's Corner).
May 5, 2003... Electronics are everywhere today. So when a control product comes out without incorporating any electronics, it certainly is news. A direct-acting valving configuration is all that the Bimba Air-to-Air Booster Cylinder uses to double incoming...

Motors: corrosion-resistant 300-series stainless steel. (Motion Control/Power Transmission).
May 5, 2003... Intended to meet sanitation requirements in the food processing industry, the Premium Stainless Steel motors reportedly resist corrosive washdown solutions that use bleach, acids, caustic lye, alkalines, and surfactants. Features include a...

Interface module: eliminates need for joysticks. (Motion Control/Power Transmission).
May 5, 2003... Designed to steer wheeled or tracked vehicles via a steering wheel, the multi-function vehicle operational interface module eliminates the need to develop a steering and operational function panel. Functional controls include throttle control,...

Couplings: high torque, low wind-up. (Motion Control/Power Transmission).
May 5, 2003... This beam-style coupling line, consisting of Flexbeam-2[TM] and Flexbeam-3[TM] couplings, features one-piece aluminum or stainless steel components with spiral cuts to work with angular misalignment, parallel misalignment, and axial motion. The...

Servo Actuator: high thrust, low weight. (Motion Control/Power Transmission).
May 5, 2003... The HT Series Actuators offer integrated motors, actuators, and feedback for use in scissor, pinch, or C-style welding guns. Reportedly rated for 6 million welds at up to 2,300 lbs, the lubricated and sealed servo actuators are designed to...

Driver, stepping motor systems: controls, links 14 motion profiles. (Motion Control/Power Transmission).
May 5, 2003... The AlphaStep PLUS family of programmable driver and stepping motor systems has expanded to offer frame sizes of 1.65, 2.36, and 3.35 [inch.sup.2]. for round shaft models and 3.54 [inch.sup.2] for geared models, as well as motors with zero...

Speed reducers, gearmotors: modular design, quick configuration. (Motion Control/Power Transmission).
May 5, 2003... The C Series of helical speed reducers and gearmotors features output torque improved by up to 66%, compact size for easier installation and space-saving applications, 30% increase in available ratios, and more efficiency to save energy. With...

Absolute encoders: non-contact design, construction. (Motion Control/Power Transmission).
May 5, 2003... The "Kubler by TURCK" line of Profibus-DP programmable encoders come in shaft and large bore hollowshaft construction, with a Class 2 Profibus-DP fieldbus communication protocol for user-specific configuration and diagnostic programming, as...

HMI software: reduces training and design time. (Motion Control/Power Transmission).
May 5, 2003... PMAC HMI software is an operator interface design tool intended for the PMAC motion controller. Users may design a custom interface display with a suite of ActiveX graphical control objects, simplified with the help of design wizards in HMI....

Ethernet module: connects drives to internet. (Motion Control/Power Transmission).
May 5, 2003... The NETA-01 intelligent Ethernet module allows users to receive email alerts from a motor drive system, requiring only one of the company's drives, along with a fiber optic link, to communicate via a Web browser. Featuring an embedded server...

Signal conditioner: supports any standard LVDT. (Motion Control/Power Transmission).
May 5, 2003... The LVC-2402 dc-operated LVDT signal conditioner, intended for automation applications with PLCs and mini-PLCs, does not require a phase adjustment control. According to the company, the signal conditioner offers LVDT excitation frequency in...

Linear encoders: low cost, high resolution. (Motion Control/Power Transmission).
May 5, 2003... Made of an extruded aluminum housing and intended for motion control applications, the model MT360 linear encoders have an optional lip seal that resists contaminants and a potted cable egress in the slider mechanism. Encoders have a stainless...

Rollers: resists flat development, reduces shock. (Motion Control/Power Transmission).
May 5, 2003... The Power-Core [TM] rollers are designed with a thermal-fit, snap-in roller assembly of composite tires over roller or needle bearings. The gravity-cast roller material reportedly improves tensile strength, dimensional stability, and...

Controller boards: features PMD motion processors. (Motion Control/Power Transmission).
May 5, 2003... The Millenium series has a new PCI-bus multi-axis motion controller, powered by the Navigator MC2xxx series chipsets with an advanced PID filter and ASIC and surface mount technologies. With 64kbyte on-board memory, users may store motion data...

Spindle bearings: prevents early tool failure. (Motion Control/Power Transmission).
May 5, 2003... SKF[R] sealed precision angular contact ball bearings feature a low-friction, wear-resistant seal tightened with steel and available properly pregreased to eliminate lubrication problems and for ready-to-mount assembly. The seal prevents...

Servoamplifiers: eliminates standard motion controllers. (Motion Control/Power Transmission).
May 5, 2003... Accelnet servoamplifiers reportedly close individual servo loops within the amplifier, eliminating traditional motion controllers and ultimately cutting costs, labor, and complexity of multi-axis automation. The all-digital servoamplifier is...

Linear actuators: different designs, load capacities. (Motion Control/Power Transmission).
May 5, 2003... The M-230, M-232, and M-235 series of ultra-high resolution motorized linear actuators features low-friction ball screws and high-resolution encoders, to produce design resolutions between 5 and 100 nm and pushing forces to 30 lbs. Fitted with...

Line reactors: CE marked, cUlus listed. (Motion Control/Power Transmission).
May 5, 2003... The SLR Series of DIN rail mounted line reactors are designed to protect high frequency drives and electronic equipment, with the inductive filter preventing damage to any three-phase electronic system with capacitor or large load switching....

Miniature gearhead: high precision, zero backlash. (Motion Control/Power Transmission).
May 5, 2003... The CSF-XHF Size 5 miniature gearhead offers 3 arc-mm positional accuracy, with a rated torque of 5 inch-lb and a maximum torque of 24 inch-lb. The gearhead has a flange output for a compact axial length, as well as an input for direct...

Acrylic film: optical transparency, surface hardness. (Materials).
May 5, 2003... ROHAGLAS [R] Film 99526 is a clear, colorless cap layer film, designed for medical device injection molders and designers for use in hand-held medical devices, diagnostic test holders, microfluidic assay chips, and glucose meters. Based on PMMA...

Urethane: flame-retardant, castable liquid. (Materials).
May 5, 2003... Offering strain relief on electrical cables and connectors, Cable Cast FR urethane is a black, nonshrinking, castable liquid that produces tough but flexible rubber parts. It features a pot life of 10 minutes, a demolding time of 60 minutes, a...

Thermal interface material: thermal performance, electrical isolation. (Materials).
May 5, 2003... Hi-Flow 300 insulated phase change thermal interface material is engineered to use between electronic power devices providing electrical isolation to the heatsink. A thermally conductive polyimide film is coated with HiFlow 300 compound to...

Aqueous dispersions: low permeability, low coefficient of friction. (Materials).
May 5, 2003... Teflon[R] ETFE aqueous dispersions may be applied by immersion of spraying in order to coat carbon steel, stainless steel, aluminum, and steel alloys. In doing so, it reportedly provides a surface with high chemical and temperature resistance,...

Elastomer material: soft durometer, low temperature. (Materials).
May 5, 2003... OmniFlex[TM] Fluoroelastomer material provides a softer durometer and better compression set than perfluoroelastomer material, suiting it for use in low-friction hydraulic seals and standard O-rings. According to the company, it operates in...