Yuav ua li cas xaiv Aluminium Alloy rau CNC Machining
Txheej txheem cej luam
Aluminium alloys yog ib qho ntawm cov khoom siv dav tshaj plaws hauv CNC machining vim lawv cov machinability zoo, lub zog zoo - rau - qhov hnyav piv, corrosion resistance, thiab nqi{2}}effectiveness. Txawm li cas los xij, tsis yog txhua qhov txhuas alloys ua tau zoo sib xws hauv kev siv CNC. Kev xaiv cov alloy tsim nyog yuav tsum tau ua tib zoo soj ntsuam ntawm cov khoom siv kho tshuab, cov yam ntxwv ntawm kev ua haujlwm, cov kev xav tau saum npoo, thermal cwj pwm, thiab cov kev xav tau tshwj xeeb ntawm cov khoom tiav. Kev nkag siab txog cov txheej txheem xaiv no ua kom pom kev ua haujlwm zoo tshaj plaws thiab ua haujlwm zoo.
Common Aluminium Alloy Series rau CNC Machining
Aluminium alloy designation system faib cov ntaub ntawv rau hauv series raws li cov ntsiab lus alloying, txhua qhov muab cov yam ntxwv sib txawv cuam tshuam rau CNC machining daim ntawv thov.
1xxx Series: Ntshiab TxhuasCov alloys no muaj 99% lossis siab dua aluminium cov ntsiab lus nrog tsawg alloying ntxiv. Lawv muaj qhov tshwj xeeb corrosion tsis kam, siab hluav taws xob thiab thermal conductivity, thiab zoo heev machinability vim lawv cov mos, ductile xwm. Txawm li cas los xij, lawv lub zog tsis tshua muaj zog txwv tsis pub siv rau cov khoom tsis yog - cov khoom siv xws li hluav taws xob tsheb npav, cov dab dej kub, thiab cov khoom siv tshuaj. Hauv CNC machining, ntshiab txhuas tsim cov chips txuas ntxiv uas yuav ua raws li cov cuab yeej siv, xav tau cov cuab yeej ntse nrog polished flutes thiab txaus nti khiav tawm.
2xxx Series: Aluminium-Copper AlloysAlloys xws li 2024 muaj tooj liab ua lub ntsiab alloying, muab lub zog siab thiab zoo heev qaug zog. Cov ntaub ntawv no tshuab zoo nrog cov cuab yeej tsim nyog tab sis ua kom muaj cua sov tseem ceeb thaum txiav vim lawv hardness. Lawv feem ntau xaiv rau aerospace structural Cheebtsam, aircraft fittings, thiab siab -lub zog mechanical qhov chaw. Qhov txo qis kev tiv thaiv ntawm 2xxx alloys feem ntau xav tau kev tiv thaiv txheej los yog cladding rau kev pabcuam ib puag ncig. CNC machining yuav tsum muaj cov cuab yeej siv tau zoo thiab cov ntawv thov txias kom tswj tau cov teebmeem thermal.
3xxx Series: Aluminium-Manganese AlloysSawv cev los ntawm alloy 3003, cov koob no muaj lub zog nruab nrab nrog cov qauv zoo heev thiab kev tiv thaiv corrosion. Qhov sib ntxiv ntawm manganese nce lub zog piv rau cov ntshiab txhuas thaum tswj kev ua haujlwm zoo. Cov alloys tshuab tau yooj yim thiab nquag siv rau cov khoom siv tshuaj, cov khoom siv ua noj, thiab cov ntawv siv hlau dav dav. Lawv cov khoom sib npaug ua rau lawv tsim nyog rau cov khoom siv uas xav tau kev ua haujlwm nruab nrab ua ke nrog kev ua haujlwm zoo.
4xxx Series: Aluminium-Silicon AlloysSilicon ntxiv cov ntsiab lus qis melting thiab txhim kho fluidity, ua cov alloys feem ntau haum rau vuam muab tub lim cov ntaub ntawv thiab castings es tsis yog wrought CNC machining daim ntaub ntawv. Qee cov alloys xws li 4043 yog siv los ua brazing thiab vuam rods. Lawv txwv tsis pub muaj nyob rau hauv cov ntaub ntawv wrought txwv CNC machining daim ntaub ntawv, tab sis cam khwb cia txhuas- silicon alloys feem ntau machined tom qab casting txheej txheem.
5xxx Series: Aluminium-Magnesium AlloysAlloys suav nrog 5052, 5083, thiab 5754 muaj magnesium ua lub ntsiab alloying, muab kev tiv thaiv corrosion zoo heev tshwj xeeb hauv marine ib puag ncig, weldability zoo, thiab lub zog nruab nrab. Cov hom no- cov alloys hardenable muaj qhov tsim nyog machinability nrog cov kev xaiv kom raug. Lawv tau siv dav rau cov khoom siv hauv hiav txwv, cov hlab ntsha siab, cov khoom siv thauj mus los, thiab kev siv vaj tse. Hauv CNC machining, kev ua haujlwm hardening nyiam xav tau cov cuab yeej ntse thiab cov khoom tsim nyog los tiv thaiv cov pos hniav thiab ua tau - nce ntug tsim.
6xxx Series: Aluminium-Magnesium-Silicon AlloysCov koob no sawv cev rau qhov kev xaiv nrov tshaj plaws rau CNC machining daim ntaub ntawv. Alloys xws li 6061 thiab 6063 muaj qhov tshwj xeeb sib npaug ntawm lub zog, corrosion kuj, machinability, thiab nqi. Cov magnesium-silicon ua ke tsim Mg2Si precipitates uas ntxiv dag zog rau cov khoom siv los ntawm kev kho cua sov. 6061-T6, feem ntau yog machined aluminium alloy, muab lub zog zoo, zoo heev dimension stability, thiab zoo heev machinability nyob rau hauv ib tug ntau yam ntawm tej yam kev mob. Cov ntawv thov suav nrog cov khoom siv neeg hlau, cov khoom siv tsheb, cov qauv tsim, cov tsheb kauj vab, thiab cov khoom siv dav dav. Cov alloys tsim cov chips tswj tau, tso cai rau kev txiav ceev, thiab ua tiav cov txheej txheem zoo kawg nkaus nrog cov cuab yeej txheem.
7xxx Series: Aluminium-Zinc AlloysAlloys xws li 7075 thiab 7050 muaj zinc ua cov ntsiab lus alloying nrog rau magnesium thiab tooj liab, ua tiav cov qib siab tshaj plaws ntawm cov txhuas alloys . 7075-T6 mus txog lub zog ntawm ntau cov hlau thaum tuav txhuas lub teeb yuag. Cov alloys tshuab zoo nrog cov cuab yeej tsim nyog tab sis tsim kom muaj cua sov thiab cov cuab yeej siv ntau dua 6xxx series vim lawv qhov hardness. Cov ntawv thov suav nrog cov khoom siv dav hlau dav hlau, siab - cov cuab yeej ntaus pob ncaws pob, thiab cov khoom siv tub rog uas xav tau lub zog siab tshaj plaws - rau - qhov hnyav piv. CNC machining xav tau kev teeb tsa nruj, siab - cov cuab yeej carbide zoo, thiab cov tswv yim ua kom zoo.
Kev Xaiv Qhov Tseem Ceeb
Mechanical Strength RequirementsQhov kev cia siab ntawm kev thauj khoom thiab kev ntxhov siab ntawm cov khoom tiav tiav txiav txim siab qhov yuav tsum muaj zog tsawg kawg nkaus. Rau cov khoom siv me me, npog, thiab cov hlua khi, 3xxx lossis 6xxx series alloys muab lub zog txaus nrog kev ua haujlwm zoo heev. Cov khoom siv thauj khoom nruab nrab tau txais txiaj ntsig los ntawm 6061-T6. High- kev siv kev ntxhov siab xws li cov khoom siv dav hlau, cov khoom sib tw, thiab cov khoom siv sib txuas hnyav yuav tsum tau 2xxx lossis 7xxx series alloys txawm tias lawv xav tau ntau dua machining yam ntxwv.
Kev txiav txim siab machinabilityMachinability encompasses txiav quab yuam yuav tsum, nti tsim cov yam ntxwv, cuab yeej hnav tus nqi, ua tiav nto tiav, thiab seem stability thaum lub sij hawm machining. Feem ntau, alloys nrog ntau dua silicon thiab magnesium cov ntsiab lus tshuab tau yooj yim dua, ua cov chips tawg ntau dua li cov hlua txuas ntxiv ntev . 6xxx series alloys muab qhov zoo tshaj plaws tag nrho cov kev ua haujlwm tsis zoo rau feem ntau cov ntawv thov. Cov alloys mos heev xws li ntshiab txhuas thiab qee qib 1xxx thiab 3xxx tuaj yeem tsim cov gummy chips uas ua raws li cov cuab yeej siv, thaum cov alloys nyuaj heev xws li 7075 ceev cov cuab yeej hnav.
Thermal conductivity thiab kub dissipationCov ntawv thov uas xav tau kev hloov pauv hluav taws xob zoo, xws li cov dab dej kub, cov khoom siv thermal tswj, thiab cov khoom siv hluav taws xob, tau txais txiaj ntsig los ntawm cov hlau nplaum uas muaj cov thermal conductivity siab . 1xxx thiab 6xxx series alloys muab cov thermal conductivity zoo dua piv rau cov qib 2xxx thiab 7xxx hnyav heev. Cov khoom siv thermal kuj cuam tshuam rau kev coj tus cwj pwm, xws li alloys nrog qis conductivity mloog zoo rau ntawm qhov chaw txiav, cuam tshuam rau lub neej ntawm lub cuab yeej thiab qhov tseeb qhov tseeb.
Corrosion Resistance xav tauKev pabcuam ib puag ncig cuam tshuam rau cov dej noo, tshuaj, ntsev, lossis cov pa phem hauv huab cua txiav txim siab txog kev tiv thaiv corrosion . 5xxx thiab 6xxx series alloys muab kev tiv thaiv corrosion zoo rau feem ntau qhov chaw . 2xxx thiab 7xxx series alloys, tshwj xeeb tshaj yog nyob rau hauv T6 temper, muaj kev cuam tshuam rau corrosion thiab tej zaum yuav xav tau kev tiv thaiv anodizing, painting, los yog cladding ib puag ncig. Marine thiab chemical processing applications tshwj xeeb tshaj yog nyiam 5xxx thiab 6xxx qib.
Weldability thiab Joining RequirementsCov khoom uas yuav tsum tau vuam, brazing, los yog nplaum nplaum thov alloys sib xws nrog cov txheej txheem kev sib koom ua ke . 6xxx series alloys muab cov weldability zoo nrog kev xaiv muab tub lim tsim nyog. 2xxx thiab 7xxx series alloys feem ntau suav hais tias yog unweldable los ntawm cov pa fusion welding vim yog kub cracking susceptibility. Yog tias yuav tsum tau welded los ua ke, 5xxx lossis 6xxx series xaiv ua kom yooj yim rau kev tsim khoom.
Nto Finish thiab Aesthetic RequirementsPom cov khoom siv lossis cov khoom uas xav tau kev kho deg tshwj xeeb xav tau cov alloys sib xws nrog cov kev xav tau ua tiav . 6xxx series alloys anodize zoo nkauj, ua kom pom tseeb, zoo ib yam, thiab cov txheej txheem oxide zoo nkauj haum rau cov neeg siv khoom, cov khoom siv vaj tsev, thiab cov khoom siv pom pom . 2}xxx thiab 7xxx alloys anodize nrog cov teebmeem zoo nkauj tsawg dua.eg. Rau cov pleev xim los yog hmoov-coated finishes, feem ntau alloys ua kom txaus nrog kev npaj nto.
Dimensional Stability thiab Stress Corrosion ConsiderationsPrecision Cheebtsam uas yuav tsum tau ntev - lub sij hawm dimensional stability tau txais txiaj ntsig los ntawm cov alloys uas tsis tshua muaj kev ntxhov siab rhiab heev thiab ua haujlwm tsawg kawg nkaus -induced distortion. 6061-T6 muaj kev ruaj ntseg zoo tshaj plaws rau precision- cov khoom siv tshuab. Qee qhov siab -lub zog alloys nyob rau hauv tej yam tempers yog raug rau kev nyuaj siab corrosion cracking nyob rau hauv tej ib puag ncig, yuav tsum tau ceev faj xaiv temper los yog kev tiv thaiv rau cov kev siv tseem ceeb.
Tus nqi thiab muaj kev txwvKev lag luam tseem ceeb cuam tshuam rau kev xaiv hlau alloy. 6061-T6 yog dav siv, sib tw nqi, thiab stocked nyob rau hauv ntau cov ntaub ntawv xws li phaj, bar, raj, thiab extrusion profiles. Exotic alloys los yog tshwj xeeb tempers tej zaum yuav muaj sij hawm ntev txhuas, yam tsawg kawg nkaus txiav txim kom muaj nuj nqis, thiab hwm tus nqi. Rau cov qauv kev tsim kho thiab qis- ntim ntau lawm, xaiv cov khoom siv yooj yim kom txo tau qhov nyuaj ntawm kev yuav khoom thiab tus nqi.
Temper Designation tseem ceeb
Lub temper designation tom qab tus lej alloy ho cuam tshuam rau machinability thiab mechanical zog. Common tempers muaj xws li:
F: Raws li -fabricated- Tsis muaj kev tswj cov cuab yeej cuab tam tshwj xeeb, kev ua haujlwm sib txawv
O: Annealed- Cov tsos mob zoo tshaj plaws, kev ua haujlwm yooj yim tshaj plaws tab sis lub zog qis tshaj, kev ua haujlwm tseem ceeb
T4: Kev daws cov cua sov- kho thiab muaj hnub nyoog- Lub zog nruab nrab, zoo formability, tsim nyog machinability
T6: Kev daws cov cua sov- kho thiab muaj hnub nyoog li qub- Peak lub zog rau ntau cov alloys, zoo heev machinability, dav siv
T651: Kev ntxhov siab -relieved los ntawm stretching- Txhim kho qhov kev ruaj ntseg zoo dua T6, nyiam dua rau kev ua kom zoo
Rau feem ntau CNC machining daim ntaub ntawv, T6 los yog T651 tempers muab kev pom zoo ua ke ntawm machinability, lub zog, thiab seem stability.
Daim ntawv thov -Txoj Kev Xaiv Cov Cai
Robotic thiab Automation CheebtsamCov khoom siv hlau yuav tsum tau siv lub teeb yuag, nruj nruj, zoo machinability rau complex geometries, thiab seem stability rau meej los ua ke . 6061-T6 dominates qhov chaw thov no, muab cov khoom sib npaug ntawm tus nqi tsim nyog. Rau siab -kev nyuaj siab robotic pob qij txha thiab cov qauv kev sib txuas, 7075-T6 muab lub zog zoo dua thaum kev ua haujlwm tsis yooj yim tso cai.
Aerospace Structure PartsAerospace daim ntawv thov tseem ceeb tshaj plaws ntawm lub zog - rau- qhov hnyav piv thiab qaug zog tiv thaiv . 7075-T6 thiab 7075-T651 ua haujlwm tseem ceeb hauv cov qauv, thaum 2024-T3 hais txog cov ntawv thov uas xav tau kev qaug zog siab. Cov alloys xav tau cov cuab yeej zoo tshaj plaws thiab cov tswv yim machining tab sis xa cov kev ua haujlwm tsis sib xws.
Automotive CheebtsamAutomotive daim ntawv thov sib npaug tus nqi, txo qhov hnyav, thiab kev tsim khoom ua haujlwm zoo. 6061-T6 ua haujlwm rau cov khoom raug tshem tawm, cov hlua khi, thiab vaj tse. Cam khwb cia txhuas-silicon alloys yog machined rau cav blocks, lub tog raj kheej taub hau, thiab kis tau tus mob tom qab pib casting.
Electronic Enclosures thiab Heat SinksCov ntawv thov kev tswj xyuas cua sov nyiam siab -conductivity alloys. 6061 thiab 6063 muab kev ua haujlwm zoo nrog kev ua haujlwm zoo rau cov fin geometries thiab mounting nta . 1050 lossis 1100 tej zaum yuav siv tau rau cov khoom siv hluav taws xob yooj yim uas qhov siab tshaj plaws conductivity outweighs lub zog yuav tsum tau.
Marine thiab Offshore EquipmentCorrosion resistance nyob rau hauv dej ntsev ib puag ncig dictates 5xxx thiab 6xxx series xaiv . 5083 thiab 5086 muab cov dej hiav txwv zoo heev rau cov qauv hull thiab marine hardware. 6061-}T6 ua hauj lwm saum toj no - lawj Cheebtsam thiab fittings xav tau machinability ua ke nrog corrosion kuj.
Xaus
Xaiv qhov tsim nyog aluminium alloy rau CNC machining yuav tsum muaj kev ntsuam xyuas ntawm cov khoom siv tshuab, cov yam ntxwv ntawm kev ua haujlwm, kev cuam tshuam ib puag ncig, kev sib koom ua ke, kev cia siab ntawm qhov chaw, thiab kev txwv nyiaj txiag. Lub 6xxx series, tshwj xeeb tshaj yog 6061-T6, sawv cev rau ntau yam kev xaiv rau kev siv CNC machining, muab qhov sib npaug ntawm cov khoom ntawm tus nqi siv tau. Rau cov kev cai tshwj xeeb uas muaj lub zog loj, muaj zog tiv thaiv corrosion, lossis cov khoom siv thermal tshwj xeeb, lwm cov koob muab cov kev daws teeb meem nrog cov kev hloov kho rau cov tswv yim machining thiab xaiv cov cuab yeej. Kev nkag siab txog cov kev lag luam tawm no ua rau muaj kev txiav txim siab uas ua kom zoo dua ntawm kev tsim khoom thiab kev ua haujlwm ntawm cov khoom siv hauv daim ntawv thov.
