b'Transors system, that takes outsuitable for the vast majority of ap- most of their products.nearly 99 percent of all the dirtplications. It carries a lower priceRegardless of the type of fluid fil-thats in the oil. tag, with absolute filtration cost- tration system, the consensus is that ing as much as four to five timesfiltration itself is just one element Filter Classification more. Most of the absolute systemsof the entire process for effective There are two filter classifications:hes developed have been for opti- coolant maintenance. What sep-absolute and nominal. Nominalcal applications, such as televisionarates the players from the leaders means approximately, Kaage said.monitors and telescope lenses, heis the leaders realize that in order So if you have a 5m nominal filteradded. The ceramic industry doesto get that competitive advantage, cartridge, that means the cartridge,not even require absolute filters forthey have to look at all the pieces of when it is brand-new, might be fil-tering to 10m. Only when the fil-ter starts to collect some dirt doesYour Eye Inside the dirt act as a form of filtration and the size of particles capturedHawkeye Rigid Borescopesstarts to become smaller.He added that absolute filtration provides a highly consistent ma-chining environment. We are 1m all the time.If you dont havethe right filter, you cannot grind the proper surfacefinish.Its important to understand the difference between the classifica-tions, but some people question how universal absolute filtration needs to be. Very few need ab-solute; 99 percent could live with nominal, Cassese said. He noted that Eriez Hydroflow offers the op- Rie barrel seen with Diesel injector withBurr in a cross hole viewed tion for very fine grinding and su- aHawkeye Pro Slim 17 a Hawkeye Pro Hardy 7 with a Hawkeye Pro Slim 7perfinishing. For example, it sold a 0.45m absolute filtration sys- Fast, reliable metal machining & EDM inspectiontem to a bearing company that em- Hawkeye Borescopes allow metal machinists to quickly and easily inspect ploys microscopes in its manufac- for burrs, defects, surface nish irregularities, and more, even inside deep or turing process. So its a little dif- narrow bores. Hawkeyes deliver fast, reliable visual inspection even through ferent story. narrow openings, and inside complex machined parts. Easily look inside a Poppe agreed that nominal iswide range of mission-critical parts, such as fuel injector nozzles,engine blocks, transfer cases, brake manifolds, hydraulic assemblies, medical equipment, and more. Visit us at:Alan Richter isBring Your Partseditor of CTE.to the Show forContact him atInspection Solutions! Booth #1127Boston MA(847) 714-0175 orApril 30 - May 2, [email protected] Made in USA ctemag.com/cteguide.com51Metalworking.indd 51 2/14/18 4:56 PM'