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ISO fluid cleanliness rating

The ISO standard value can be obtained by particle counter is the most commonly used method. The ISO4406 cleanliness standard, developed by the International Organization for Standa…

2018-08-31
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Filtration accuracy

The most representative technical parameter of a filter is the filtration accuracy, that is, nominal accuracy and absolute accuracy. The parameters to measure the filter accuracy in…

2018-08-31
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Step 1: Identify sensitive components

Component cleanliness Class (ISO code)Gear pump 17/14Plunger pump/motor 16/13Vane pump 17/14Direction control valve 17/14Flow and direction control valve 16/13Servo valve 14/11

2018-08-31
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The influence of water pollution on hydraulic system

There are two states of water pollution: dissolved state and free state. When water and oil are dissolved together, the oil will be emulsified, and its color will become emulsifier.…

2018-08-31
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Hydraulic components often fail due to contamination

Contaminants are usually injected inside and outside the hydraulic system. These contamination results in metal surface wear, bearing wear, oil fluid failure, hole blockage and comp…

2018-08-31
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Pollution particle source

1. Inherent contaminants are left when components are processed or when systems are assembled. Another kind of contamination is introduced when new fluids are injected into the syst…

2018-08-31
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