POCKET BOOK_Final_Turned - Pall Corporation

POCKET BOOK_Final_Turned - Pall Corporation POCKET BOOK_Final_Turned - Pall Corporation

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ISO 4406 Cleanliness Code 20/19/16Sample Volume: 100 mLMagnification: 100xScale: 1 division = 10 µmParticle Count SummarySize Particle Count ISO NAS1638Range per mL 4406 (SAECode AS4059)>4 µm(c) 5,000 - 10,000 20 11>6 µm(c) 2,500 - 5,000 19 11>14 µm(c) 640 - 1,300 16 11Photo AnalysisThe visible contamination is mainly silica withsome metallic and rust particles.ISO 4406 Cleanliness Code 21/20/18Sample Volume: 100 mLMagnification: 100xScale: 1 division = 10 µmParticle Count SummarySize Particle Count ISO NAS1638Range per mL 4406 (SAECode AS4059)>4 µm(c) 10,000 - 20,000 21 12>6 µm(c) 5,000 - 10,000 20 12>14 µm(c) 1,300 - 2,500 18 12Photo AnalysisThe visible contamination is mainly silica withsome metallic and rust particles.8

Types of ContaminationSilicaHard, translucent particles often associated with atmosphericand environmental contamination, e.g., sand, dust.Bright MetalShiny metallic particles, usually silver or gold in colour,generated within the system. Generated contaminants areproducts of wear and often cause additional component wearand accelerated fluid breakdown.Black MetalOxidized ferrous metal inherent in most hydraulic andlubricating systems; built-in contaminant and genereatedwithin the system by wear.RustDull orange/brown particles often seen in oil from systemswhere water may be present, e.g., oil storage tanks.FibersContaminants most commonly generated from paper andfabrics, e.g., shop rags.Cake of FinesVery large concentrations of ‘silt’-size particles coat the analysismembrane and build-up into a cake. The cake obscures thelarger particles on the membrane making contaminationevaluation impossible.Magnification: 100xScale: 1 Division = 10 µm9

ISO 4406 Cleanliness Code 20/19/16Sample Volume: 100 mLMagnification: 100xScale: 1 division = 10 µmParticle Count SummarySize Particle Count ISO NAS1638Range per mL 4406 (SAECode AS4059)>4 µm(c) 5,000 - 10,000 20 11>6 µm(c) 2,500 - 5,000 19 11>14 µm(c) 640 - 1,300 16 11Photo AnalysisThe visible contamination is mainly silica withsome metallic and rust particles.ISO 4406 Cleanliness Code 21/20/18Sample Volume: 100 mLMagnification: 100xScale: 1 division = 10 µmParticle Count SummarySize Particle Count ISO NAS1638Range per mL 4406 (SAECode AS4059)>4 µm(c) 10,000 - 20,000 21 12>6 µm(c) 5,000 - 10,000 20 12>14 µm(c) 1,300 - 2,500 18 12Photo AnalysisThe visible contamination is mainly silica withsome metallic and rust particles.8

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