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Test report oil service device FAPC2 016, Schuhmacher Präzisionsdrehteile GmbH Customer: Schuhmacher Präzisionsdrehteile GmbH is a competent partner for the development and manufacture of precision turned parts and assemblies for a wide range of industries and applications. They are an OEM partner and Tier X supplier with years of experience. As a family business, Schuhmacher…
No two hydraulic oils are the same …or “Does hydraulic-oil mixing also mean hydraulic-oil compatibility?” The user of hydraulic oils must know: “No two oils are the same!” Practical experience shows that even hydraulic oils from different manufacturers that meet the same specifications differ quite significantly from one another. 1. cavitation in the…
ISO 4406, the purity classes and more… What is behind ISO 4406? ISO 4406 is a standard, a system for coding the purity of a medium. Cleanliness classes can be determined and defined using this standard; many manufacturers of hydraulic components and systems use these cleanliness classes to ensure safe and long-term operation of…
The cleanliness classes according to ISO 4406, important for oil cleanliness! Oil purity according to ISO 4406: 20/17/14 You may have read this in your hydraulic system manual or on product data sheets, but what does it actually mean? The cleanliness of the oil is usually important Purity classes ISO 4406 is given…
Determination of the purity of oil, the purity classes… In addition to the basic properties of “viscosity” and “wear protection”, the purity of lubricating and hydraulic oils is particularly important for the safe operation of machines and systems. The degree of contamination of the oil is determined by the size and number of particles…
Oil purity according to ISO 4406 18/16/13…how do I achieve this? Manufacturers of hydraulic components usually require a cleanliness class according to ISO 4406 for the operation of their components. This information can usually be found on the product data sheets. If this is not the case, you should contact the manufacturer. Only…
Fluid management – sustainable fluid maintenance Fluid management refers to the entirety of services relating to liquid working media. This includes analyzing (monitoring) and conditioning operating media, as well as recording and evaluating consumption. The term refers in particular to: Hydraulic oils from work machines Cooling lubricants (Source: WIKIPEDIA https://de.wikipedia.org/wiki/Fluidmanagement (09.01.23) Fluid management…
Oil purity & sensors As already mentioned in various articles, oil cleanliness is very important for the service life of the system-relevant components and has a direct impact on the availability of the system/machine. Do you know how your oil is doing? Do you know the machine manufacturer’s requirements and how do you…
Errors during commissioning and repair Employees filling a unit Errors often occur before the system is switched on for the first time, leading to disruptions and failures. When it comes to proportional and servo-hydraulic valve technology, the following rules of thumb help to avoid common pitfalls. Hydraulic systems with proportional or servo-hydraulic valve…
Why is the installed filtration on my machine not sufficient? Why should I also install a bypass filtration! A customer asked us this question and… it’s justified… We cannot give a general answer to this question because the causes of medium contamination are diverse and vary from application to application. Some…
