STD.ASTMD432Y-ENGL3,997-0759530ObLL205256mmDesignation:D4324-97AMERICANSOCIETYFORTESTINGANDMATERIALS100BarrHarborDr.,WestConshohocken,PA19428ReprintedfromtheAnnualBookofASTMStandards.CopyrightASTMStandardTestMethodforCarbonBlack,Pelleted-PelletAttrition’1.scope1.1Thistestmethodcoversthedeterminationofpelletattritionofpelletedcarbonblack.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithits21se.Itistheresponsibilityoftheuserofthisstandardtoestablishapprepriatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:D1508TestMethodforCarbonBlack,Pelleted-FinesContent*D1511TestMethodforCarbonBlack-PelletSizeDistribution2D1799PracticeforCarbonBlack-SamplingPackagedShipments2D1900PracticeforCarbonBlack-SamplingBulkShipments2D4483PracticeforDeterminingPrecisionforTestMethodStandardsintheRubberandCarbonBlackIndustries2D5817PracticeforCarbonBlack,Pelleted-ReductionandBlendingofGrossSamplesZE11SpecificationforWire-ClothSievesforTestingPur-poses33.SummaryofTestMethod3.1Atestsampleofcarbonblackisplacedona125+msieveandshakeninamechanicalsieveshakerfor5tnintoremovethefines(seeTestMethodD1508).Thesametestsampleisshakenforanadditional15mitttodeterminetheamountofpelletbreakdownorattritioncreatedduringthisadditionalshakeinterval.Theattritionisexpressedinpercent.4.SignificanceandUse4.1Theattritionofcarbonblackgivessomeindicationastotheamountoffinesthatmaybeexpectedtobecreatedbypelletbreakdowninconveyingandhandlingorinabulkshipmentwhileintransit.IThistestmethodisunderthejurisdictionofASlMChnmitteeD24onCarbonBlackandisthedirectresponsiityofSubannmit&eeD24.51onCahonBlackPelletPropertiesCurrenteditionapprovedJuly10,1997.PublishedApril1998.Or@allypublishedasD4324-84.LastpreviouseditionD4324-95b”.2AnnualBookofA.STM&rndds,VolO9.01.’Ann&BmkqfA.STMSrandardF,Vol14.02.5.Apparatus5.1MechanicdSi...
