How Heat Treatment Helps The Metal Spinning Process

Duringthespinningprocess,thematerialwillundergosevereshaping,resultinginchangesinitsstructureandproperties.Without exception, hemisphere Our customers are willing to purchase their products, because high quality is the concept of their products. https://richspinning.com/?hemispheres/

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.