润滑油清洁度标准ISO4406

INNOVATIVEFLUIDPOWER3OverviewISO4406CodeCleanlinesslevelsaredefinedbythreenumbersdividedbyslashes(/.)Thesenumberscorrespondto4,6,and14micron,inthatorder.EachnumberreferstoanISORangeCode,whichisdeterminedbythenumberofparticlesforthatsize(4,6,&14µm)andlargerpresentin1mloffluid.Eachrangeisdoubletherangebelow.Refertothechartbelowtoseetheactualranges.AchievingtheappropriatecleanlinesslevelinasystemTheonlywaytoachieveandmaintaintheappropriatecleanlinesslevelinahydraulicorlubricationsystem,istoimplementacomprehensivefiltrationprogram.HYDACoffersalloftheproductsthatareneededtodojustthat!-Theyinclude:SolidContamination•pressurefilters•returnlinefilters•offlinefiltrationloops•oiltransferunitsforprecleaningofnewoil•portableandonlinecontaminationmonitors•reservoirbreathersandfiller/breathersWaterContent•watercontentsensors•reservoirbreatherswithsilicageldesiccant•vacuumdehydrationwaterremovalunits•waterremovalelementsFluidAnalysis•bottlesamplingkits•completeanalysiskits23/21/1817/15/1220/18/1514/12/9INNOVATIVEFLUIDPOWER4OverviewFindingthecleanlinesslevelrequiredbyasystem1.Startingatthelefthandcolumn,selectthemostsensitivecomponentusedinthesystem.2.Movetotherighttothecolumnthatdescribesthesystempressureandconditions.3.HereyouwillfindtherecommendedISOclasslevel,andrecommendedelementmicronrating.FREEPoster!TheinformationonthesetwopagesisalsoavailableonourISOCleanlinessGuidelinesposter.VisitourwebsitetorequestyourFREEcopy.Low/MediumPressureUnder2000psi(moderateconditions)HighPressure2000to2999psi(low/mediumwithsevereconditions1)VeryHighPressure3000psiandover(highpressurewithsevereconditions1)ISOTargetLevelsMicronRatingsISOTargetLevelsMicronRatingsISOTargetLevelsMicronRatingsPumpsFixedGearorFixedVane20/18/152019/17/141018/16/135FixedPiston19/17/141018/16/13517/15/123VariableVane18/16/13517/15/123notapplicablenotapplicableVariablePiston18/16/13517/15/12316/14/113(2ValvesCheckValve20/18/152020/18/152019/17/1410Directional(solenoid)20/18/152019/17/141018/16/135StandardFlowControl20/18/152019/17/141018/16/135CartridgeValve19/17/141018/16/13517/15/123ProportionalValve17/15/12317/15/12316/14/113(2ServoValve16/14/113(216/14/113(215/13/103(2ActuatorsCylinders,VaneMotors,GearMotors20/18/152019/17/141018/16/135PistonMotors,SwashPlateMotors19/17/141018/16/13517/15/123HydrostaticDrives16/15/12316/14/113(215/13/103(2TestStands15/13/103(215/13/103(215/13/103(2BearingsJournalBearings17/15/123notapplicablenotapplicablenotapplicablenotapplicableIndustrialGearboxes17/15/123notapplicablenotapplicablenotapplicablenotapplicableBallBearings15/13/103(2notapplicablenotapplicablenotapplicablenotapplicableRollerBearings16/14/113(2notapplicablenotapplicablenotapplicablenotapplicable1.Severeconditionsmayincludehighflowsurges,pressurespikes,frequentcoldstarts,extremelyheavydutyuse,orthepresenceofwater2.TwoormoresystemfiltersoftherecommendedratingmayberequiredtoachieveandmaintainthedesiredTargetCleanlinessLevel.