QPLsuspend

1D-110A.
1WaterSuspendableDeveloperTechnicalDataSheetDescription:D-110A.
1isapowderedmixtureofwhiteparticles,inhibitors,andwettingagents.
Itismixedwithwatertoformasuspensionofwhiteparticlesthatdrytoauniformwhitepowdercoating.
D-110A.
1developerrevealsthelocationofcracks,pores,andsimilarsurfaceflaws.
D-110A.
1complieswithlowsulfurandlowhalogenrequirements.
ChemicalPropertiesColor:WhitePowderSpecificGravity:@600F(15.
60C)lb/gallon:1.
025lb/gallon:1.
0381gallon:1.
070CompanionProductsAllfluorescentandvisiblepenetrants.
Packaging25PoundContainerStorage/ShelfLifeKeepawayfrommoistureandsunlight.
Temperaturelimit:400Fto1250F(0-500C)Keepthecontainerclosedwhennotinuse.
Shelflifefrominvoicedate:BulkContainer–5YearsSpecificationsSAEAMS2644&QPL–FormCMIL-I-25135RevisionsD&EASMECodeNDT,SecVSpecialFeatures1.
D-110A.
1increasesthevisibilityofflawindications.
2.
D-110A.
1fixesflawindicationstoprovidesharp,welldefinedflawimages.
3.
D-110A.
1washeseasilyfrompartsurfaceswithpressurizedwater.
4.
D-110A.
1workswellonsmoothorroughsurfaces.
5.
Itcanbeusedonmachinedorcoatedsurfaces.
6.
Workswithbothfluorescentandvisiblepenetrants.
Instructions2Note:Theseinstructionsdescribethebasicprocess,buttheymayneedtobeamendedbytheusertocomplywithapplicablespecificationand/orinspectioncriteriaprovidedbythecontractingagency.
1.
Application:Applypenetrantonlytoclean,drysurfacesbyspraying,flowing,brushingordipping.
2.
DwellTime:A10minutedwelltimeissuggested,althoughinmanycasesfiveminuteswillsuffice.
Whenparticularlytightcracksaresuspected,orthepartisespeciallycritical,thedwelltimemaybeextendedto30minutes,orlonger.
Allowthepenetranttodrainfromthepartsurfacebackintothepenetranttanktoconservematerial.
3.
Removal:Usetheappropriatewashingmethodtoremovetheexcesspenetrantfromthesurface.
4.
Developing:Mixthedrypowderwithwaterusingonepoundpergallonofwater.
Alwaysaddthepowdertowaterwhilestirring.
Allow3-4hoursforcompletedissolution.
Monitorthesolutionconcentrationwithahydrometer.
Thespecificgravityfor1/3lbsofD-110A.
1/gallonat600F(15.
60C)equals1.
025foralb/gallonareadingof1.
038isobserved,andfor1lb/gallonareadingof1.
070isobserved.
ThesuspensioncanbeadjustedbyaddingmoreD-110A.
1powderorbyaddingmorewater.
Undercertainconditions,micro-organismmayattacktheD-110A.
1suspension.
Someusersaddsodiumpropionatetothetankbymixingalbofsodiumpropionateinagallonofwaterandthenmixing1lbofthesolutiontoeach100gallonsofdevelopersolution.
Briefimmersionisespeciallycriticalwithwaterwashablepenetrants.
Allowexcessdevelopertodrainforafewsecondsbeforedrying.
5.
Drying:Are-circulatingovensetnohigherthan1600F(710C)issuggested.
Leavethepartintheovenjustlongenoughtoevaporatesurfacemoisture.
6.
Inspection:InspectpartsunderappropriateUV-Alightintensityandminimalvisiblelight.
Health&SafetyD-110A.
1isanalkalineproductandmaycauseirritation.
Avoidprolongedcontactwitheyes,skin,andclothing.
Donottakeinternally.
ConsulttheMSDSformoresafetyandhealthinformation.