Duringthespinningprocess,thematerialwillundergosevereshaping,resultinginchangesinitsstructureandproperties.As can be seen from the new data, Brass Spinning The market influence is also growing, and the product share is also relatively increasing, which has great potential in the future. https://www.richspinning.com/?brasscopperspinning/brassspinning.html
Inordertoimprovetheperformanceofspunpartsandimproveproductquality,heattreatmenttechnologyplaysavitalroleinthespinningprocess.
Heattreatmenthelpspinningbyimprovethematerialproperty
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I.Improvetheshapingpropertiesofmaterials
Beforespinning,properheattreatmentofthematerial,suchasannealing,caneliminatetheresidualstressinsidethematerial,reducethehardnessofthematerial,andimproveitsformability.Thismakesiteasiertoshapethematerialduringspinning,reducingdefectssuchascrackingandbreakage.Forexample,forsomealuminumalloymaterials,afterannealingtreatment,theirelongationissignificantlyincreased,whichcanbetteradapttotherequirementsofthespinningprocess.
II.Improvingthestrengthandhardnessofmaterials
Afterspinning,thestrengthandhardnessofpartswillbeimprovedduetoshaping,butthisstrengtheningeffectmaynotmeettheactualuserequirements.
Thestrengthandhardnessofspunpartscanbefurtherimprovedthroughappropriateheattreatmentprocesses,suchasquenchingandtempering.
Quenchingcanformstrengtheningphasessuchasmartensiteinsidethematerial,andtemperingcanadjustthemorphologyanddistributionofmartensite,
therebyobtaininggoodcomprehensivemechanicalproperties.Forhigh-strengthalloysteelspunparts,afterquenchingandtempering,theirstrengthcanbe
increasedseveraltimestomeettheuserequirementsunderhighloadconditions
III.EliminateresidualstressDuringthespinningprocess
Alargeamountofresidualstresswillbegeneratedinsidethematerial.Iftheseresidualstressesarenoteliminatedintime,thepartswilldeform,
crackandotherproblemsduringsubsequentuse,seriouslyaffectingthereliabilityandservicelifeoftheproduct.
Stressreliefannealingisacommonmethodtoeliminateresidualstressinspunparts.Byheat-insulatingthespunpartsatanappropriatetemperature,
theatomsinsidethematerialdiffuse,therebyreducingtheresidualstresslevel.Generallyspeaking,thehigherthestressreliefannealingtemperature
andthelongertheinsulationtime,thebettertheresidualstresseliminationeffect.However,toohighatemperatureandtoolongatime
maycausethematerialstructuretocoarsenandaffectthemechanicalpropertiesofthematerial,soitisnecessarytomakeareasonablechoicebasedon
thespecificmaterialandspinningprocess.