Kev tshawb fawb thiab kev loj hlob Trends thiab teeb meem ntawm Advanced Copper Alloy Materials
Tooj liab thiab tooj liab alloys yog ib chav kawm ntawm cov ntaub ntawv tseem ceeb nrog rau kev siv tseem ceeb. Vim nws zoo heev thermal conductivity, hluav taws xob conductivity, ductility, corrosion kuj thiab lwm yam khoom, tooj liab yog ib tug tsim nyog cov ntaub ntawv nyob rau hauv tej yam kev siv ntawm aerospace, riam phom thiab khoom siv. Hauv ob xyoos dhau los, kev tsim khoom lag luam tau pom meej tias kev loj hlob ntawm kev thov rau tooj liab alloys. Cov neeg siv tshiab niaj hnub tsim cov tooj liab alloy additive manufacturing applications. Cov ntaub ntawv tseem tau hloov los ntawm qhov yooj yim-rau-form cam khwb cia tin bronze mus rau ntshiab tooj liab thiab ntau hom high-strength thiab high-conductivity tooj liab. Raws li kev tshawb fawb tsab ntawv ceeb toom, lub ntiaj teb no tooj liab additive manufacturing lag luam yuav loj hlob nyob rau hauv ib tug compound txhua xyoo kev loj hlob ntawm 51% los ntawm 2019 txog 2027. Txawm hais tias tseem muaj ntau cov txheej txheem thiab cov khoom siv teeb meem nyob rau hauv tooj liab alloy printing, nws yog foreseeable tias tooj liab yuav muaj ib tug ntau ntawm cov txheej txheem. qhov chaw nyob rau hauv hlau additive manufacturing. Daim ntawv thov txheej txheem ntawm cov khoom siv tooj liab hlau nyob hauv tsev thiab txawv teb chaws. Nrog rau kev nce qib ntawm high-tech industries, cov ntaub ntawv tshiab tau tsim nyob rau hauv cov kev taw qhia ntawm ultra-siab kev ua tau zoo, siab purity, thiab siab iteration. Kev sib koom ua ke, kev ua haujlwm, miniaturization, kev ntseeg siab, thiab lwm yam ntawm cov khoom muaj feem xyuam tau raug npaj. Cov kev xav tau siab dua. Raws li cov ntaub ntawv tseem ceeb, cov tooj liab siab heev thiab tooj liab alloys tau siv dav hauv cov hlau lead ntawm cov nplai loj sib xyaw ua ke hauv cov ntaub ntawv hluav taws xob hauv kev lag luam hluav taws xob, hluav taws xob tiv thaiv, radars, lub zog hluav taws xob microwave siab rau cov cuab yeej tiv thaiv hauv tebchaws, cov khoom siv hluav taws xob rau siab pulse magnetic teb. , overhead xov hlau rau kev kub ceev tsheb thauj mus los, thiab loj zog zaus modulation thiab ceev tswj asynchronous traction motor qhia tuav tuav thiab kawg rings, kuj vuam electrodes, roj teeb cov ntaub ntawv, them pawg elastic cov ntaub ntawv rau tshiab zog tsheb, nruam casting tshuab crystallizers thiab hluav taws xob nqus tsev cov cuab yeej siv rau kev lag luam metallurgical, hloov kev sib cuag txuas hniav thiab ntau yam khoom siv rau hluav taws xob engineering Hlau, thiab lwm yam. Tam sim no, ntau lub npe nrov txawv teb chaws additive manufacturing manufacturers tau suav nrog cov khoom siv tooj liab hauv lawv cov khoom catalogs. Ntau tus neeg sawv cev, EOS luam tawm cov ntaub ntawv rau cov ntshiab Cu thiab CuCrZr hauv 2020, thiab hauv 2021 tau tsim AMCM (Additive Manufacturing Customized Machine) versions ntawm ob hom khoom, ib lub koom haum ntawm EOS. SLM Solutions tau pib ua tiav cov ntaub ntawv khoom lag luam CuSn10 thiab CuCrZr. Nyob rau hauv 2019, lub tuam txhab launched CuNi2SiCr cov khoom uas muab lub zog thiab hluav taws xob thiab thermal conductivity. Lawv tuaj yeem siv rau hauv pwm thiab hluav taws xob teb thiab tau dhau los ua cov khoom lag luam blockbuster hauv kev tsim cov khoom siv tooj liab ntxiv. Cov khoom lag luam TLS Technik, m4p, Sandvik, Makin thiab lwm lub tuam txhab tau tshaj tawm lawv tus kheej cov khoom tsim cov khoom siv tooj liab ntxiv. Tam sim no, tooj liab thiab tooj liab alloy cov ntaub ntawv rau additive manufacturing yog concentrated nyob rau hauv ntshiab Cu, CuSn10, CuCrZr thiab CuNi2SiCr. Txawm hais tias CuNiSn, CuCr, CuCrNb, CuAlFeNi thiab lwm yam ntaub ntawv kuj tseem muaj feem xyuam nrog kev tshawb fawb thiab kev siv tshuaj ntxiv, cov qib ntawm daim ntawv thov tsis siab li thawj plaub pawg ntawm cov khoom. 1. Piv nrog tooj liab alloys, qhov zoo ntawm cov ntshiab Cu yog nws cov hluav taws xob thiab thermal conductivity, vim hais tias ntau yam tooj liab alloys yuav inevitably poob hluav taws xob thiab thermal conductivity tom qab ntxiv cov ntsiab lus rau tooj liab. Txij li cov tooj liab ntshiab muaj qhov nqus tsawg ntawm cov pa 1064nm wavelength, qhov hu ua lub teeb liab wavelength, thiab nyuaj rau kev ua tiav qhov ntom ntom, ntshiab Cu luam ntawv yeej ib txwm muaj teeb meem. Qhov kev daws teeb meem tam sim no yog siv cov lasers luv luv, xws li TRUMPF's 515nm ntsuab laser khoom, thiab lwm yam yog ua kom muaj zog, xws li EOS's AMCM cov cuab yeej nruab nrog 1Kw laser rau kev luam ntawv tooj liab ntshiab. Tsis muaj teeb meem dab tsi siv rau luam ntawv, yog tias koj xav tau cov khoom siv hluav taws xob siab xav tau kev ua kom siab dua thaum tseem muaj cov yam ntxwv zoo uas ua kom yooj yim rau kev ua tiav , xws li tsim nyog particle loj faib thiab ntws. Nws muaj cov yam ntxwv ntawm zoo durability thiab siab bulk ntom.
Nyob rau hauv cov nqe lus ntawm cov ntshiab tooj liab hmoov npaj, tswj siab purity ntawm cov ntaub ntawv thaum tuav siab sphericity yog lub hom phiaj. 2. CuSn10 CuSn10 yog ib hom cam khwb cia hlau bronze uas yooj yim rau kev tsim. Ntau tus qauv lossis cov khoom siv tes ua nrog cov ntaub ntawv tooj liab siv CuSn10 cov khoom siv rau kev luam ntawv.
CuSn10 alloy muaj lub zog siab thiab ua haujlwm ntev Nws muaj kev hnav zoo heev thiab kev tiv thaiv corrosion thiab tuaj yeem siv los tsim cov khoom hnav-tiv taus xws li cov hniav thiab lub zog. Txawm li cas los xij, nws cov hluav taws xob thiab thermal conductivity tsis siab, yog li CuSn10 feem ntau tsis siv rau hluav taws xob lossis thermal conductivity. CuSn10 yog ib qho khoom lag luam ntawm cov khoom siv tam sim no tsim cov khoom siv tooj liab. 3. CuCrZr foob pob hluav taws cav yog ib qho kev thov scenario ntawm tooj liab alloy. Cov khoom yuav tsum tau rau lub cav hauv ob sab phlu thiab lwm yam khoom yog siab heev. Ntawm qhov tod tes, combustion kub nyob rau hauv lub combustion chamber yog siab heev (ntau tshaj 3000 degree). Ntawm qhov tod tes, qhov kub thiab txias, kev kub siab, thiab cov roj kub ceev muaj zog yaig ntawm cov khoom siv. CuCr alloy yog cov nag lossis daus-ua kom muaj zog tooj liab. Qhov sib ntxiv ntawm Zr keeb tuaj yeem txhawb nqa nag lossis daus ntawm Cr theem thiab txhim kho kev faib tawm ntawm cov theem precipitated. Tib lub sijhawm, tooj liab-zirconium compound tsim los ntawm Zr thiab Cu tuaj yeem ua lub luag haujlwm ntawm nag lossis daus. Yog li ntawd, cov neeg kho tshuab ntawm CuCrZr alloy Nws muaj kev ua tau zoo heev thiab tuaj yeem siv rau hauv kev tsim cov foob pob hluav taws cav qhov chaw. Nyob rau hauv xyoo tas los no, cov chav tsev aerospace hauv tsev tau ua ntau yam kev tshawb fawb thiab kev tsim kho ua haujlwm ntawm kev tsim khoom ntxiv ntawm lub foob pob hluav taws cav thrust chamber qhov chaw, thiab CuCrZr yog cov khoom siv tam sim no.
Nws tsim nyog hais tias Rockets Copper alloy cov ntaub ntawv rau lub cav qhov chaw tseem tab tom hloov kho thiab rov ua dua. CuZr, CuCr, CuAgZr, CuCrNb thiab lwm yam ntaub ntawv tau siv nyob rau hauv kev tshawb fawb, tshwj xeeb tshaj yog GRcop-42 (Cu-4Cr-2Nb ntawm %), nws yuav tsum tau upgrade rocket engine combustion chamber cov ntaub ntawv mus rau qib tshiab. 4. CuNi2SiCrSLM Solutions launched CuNi2SiCr tooj liab alloy khoom khoom nyob rau hauv 2019. Cov khoom no yog ib tug tshav kub-kho hardenable alloy nrog siab zog thiab ib tug sib npaug ntawm cov hluav taws xob conductivity thiab thermal conductivity. Nyob rau tib lub sij hawm, cov alloy muaj xws li npib tsib xee thiab silicon Cheebtsam thiab muaj ib tug siab Corrosion kuj thiab hnav tsis kam. CuNi2SiCr nws tus kheej tsis yog ib feem tshiab. Cov khoom siv no sib haum rau Asmeskas tus qauv C18000 alloy. SLM Solutions coj tus thawj coj hauv kev siv cov khoom siv no rau kev tsim khoom ntxiv thiab ua tiav cov ntaub ntawv txheeb xyuas thiab kev txheeb xyuas qhov ua haujlwm, ntxiv cov tswv cuab tseem ceeb rau cov khoom tsim khoom siv tooj liab alloy tsev neeg. . Lub zog ntawm CuNi2SiCr tom qab kev kho cua sov yog siab dua li ntawm CuCrZr thiab lwm yam ntaub ntawv. Nyob rau tib lub sijhawm, nws tuaj yeem tswj tau qee yam thermal conductivity thiab hluav taws xob conductivity. Nws tuaj yeem ua tau raws li qee qhov kev tsim pwm tsim thiab cov khoom siv hluav taws xob, yog li nws yuav muaj cov ntawv thov tseem ceeb hauv pwm thiab hluav taws xob. R&D tiam sis thiab cov teeb meem ntsib los ntawm kuv lub teb chaws cov khoom siv tooj liab siab heev (1) Technology R & D tiam sis Nyob rau xyoo tas los no, kuv lub teb chaws tag nrho cov kev ua tau zoo ntawm cov tooj liab alloys thiab lawv cov cuab yeej npaj tau ua tau zoo, thiab cov hom kev ua tau zoo ntawm tooj liab alloys. cov khoom lag luam uas muaj kev ywj pheej cov cuab yeej cuab tam tau txuas ntxiv mus ntxiv. , cov theem teeb tsa ntawm cov khoom siv tooj liab alloy ua yog nyob ze rau qib siab thoob ntiaj teb. Txoj kev loj hlob ntawm R & D thiab industrialization ntawm cov khoom siv tooj liab siab heev nthuav tawm cov yam ntxwv hauv qab no. (1) Los ntawm ib qho kev xav tau rau kev ua haujlwm ntau yam kev xav tau. Piv txwv li, cov khoom siv tooj liab nrog cov thermal conductivity siab thiab cov khoom siv hluav taws xob tiv thaiv hluav taws xob siab yuav tsum ua kom tau raws li qhov xav tau ntawm cov khoom siv hluav taws xob hauv cov chaw ua haujlwm siab xws li cov tshuab hluav taws xob muaj zog sib nqus thiab cov khoom siv hluav taws xob nrawm nrawm; high-speed railway fais fab kev sib cuag kab nrog kev ceev ntawm 380 km / h Ntxiv nrog rau cov hluav taws xob hluav taws xob siab, nws yuav tsum muaj zog dua, hnav tsis kam thiab qaug zog; tooj liab alloys loj heev integrated circuits yuav tsum muaj siab zog thiab siab conductivity, tshav kub tsis kam, dabtsi yog khoov kuj, yooj yim etching thiab lwm yam ntxwv. (2) Cov khoom siv tooj liab yog tsim nyob rau hauv cov kev taw qhia ntawm nyias, nyias, ntev thiab siab precision. Qhov kev thov rau cov khoom xws li ultra-nplua xov hlau, ultra-thin strips, nyias-walled hlab, ntxiv-ntev raj, ntxiv-ntev strips, threaded kav, tshwj xeeb-shaped leeg, tshwj xeeb-shaped rods, tshwj xeeb-shaped strips, thiab lwm yam . tseem nce ntxiv. Piv txwv li, cov hlau lead ncej qhia txog ntau tus pin thiab high-density, txoj kev loj hlob ntawm ultra-thin thiab miniaturization. (3) High purification ntawm tooj liab. Cov ntsiab lus tooj liab ntawm kev lag luam tooj liab tau nce los ntawm 99.9% mus rau 99.95%, thiab tom qab ntawd mus rau 99.99% lossis siab dua, txhawm rau ua kom lub zog hluav taws xob thiab thermal conductivity ntawm cov khoom siv. Ultra-ntshiab tooj liab, muaj 99.999 9% tooj liab, yuav txo qhov cuam tshuam ntawm impurities ntawm hluav taws xob thiab thermal conductivity. (4) Cov khoom sib xyaw. Ib txoj hauv kev ntxiv dag zog ib leeg muaj peev xwm txwv, thiab kev siv cov txheej txheem sib xyaw los txhim kho kev ua tau zoo ntawm cov ntaub ntawv tooj liab tau dhau los ua qhov kev tshawb fawb hotspot. Piv txwv li, ntxiv cov khoom thib ob, whiskers lossis fibers rau tooj liab alloys kom muaj zog ntawm cov tooj liab matrix thiab txhim kho cov khoom siv tooj liab-raws li cov khoom sib xyaw tshiab yog qhov tseem ceeb rau kev tsim txoj kev xav ntawm kev ua haujlwm siab ntawm tooj liab alloys thiab kev siv tswv yim hauv high- tech teb. tus nqi. (2) Cov teeb meem tau ntsib Txawm hais tias kuv lub teb chaws yog cov neeg tsim khoom loj tshaj plaws ntawm cov khoom siv tooj liab hauv lub ntiaj teb, nws tseem tsis yog lub teb chaws muaj zog ntawm cov khoom siv tooj liab. kuv lub teb chaws tseem vam khom ntau rau kev ntshuam rau kev ua tau zoo ntawm tooj liab alloys uas yuav tsum tau ceev ceev hauv ntau lub teb chaws high-tech xws li aerospace, electronic information, marine engineering, thiab high-end khoom. Muaj ntau lub tuam txhab tsim cov khoom siv tooj liab alloy, tsis tshua muaj kev lag luam concentration, cov khoom lag luam tsis muaj zog sib tw, thiab cov txiaj ntsig kev lag luam meager. , tsis tuaj yeem pab txhawb kev loj hlob ntawm high-tech industries. Cov teeb meem tseem ceeb hauv kev lag luam tooj liab alloy cov ntaub ntawv yog raws li hauv qab no. (1) Muaj ob peb hom thiab qib ntawm cov khoom siv tooj liab ua haujlwm siab. Qhov kev ua tau zoo ntawm qee qhov kev ua tau zoo ntawm cov tooj liab alloys feem ntau qis dua li cov khoom lag luam zoo sib xws. Piv txwv li, cov qib ntawm Cu-Ni-Si thiab Cu-Cr-Zr lead thav duab strips ntawm nws tus kheej tsim thiab tsim muaj tsawg heev. ob peb. (2) Lub peev xwm tsim tau ruaj khov ntawm cov khoom loj loj thiab cov khoom zoo tooj liab alloy yuav tsum tau txhim kho sai. Piv txwv li, kev ua tiav hauv kev ua haujlwm ruaj khov, qhov zoo ntawm qhov chaw, thiab cov khoom tiav tiav ntawm high-precision elastic tooj liab alloy strip cov khoom tseem xav tau. (3) Cov txheej txheem ua haujlwm ntawm cov khoom siv tooj liab ua tau zoo ua rau muaj kuab paug ib puag ncig loj thiab cov khoom siv pov tseg loj; lub high-efficiency short-processing technology tseem tsis tau paub tab, thiab cov khoom zoo thiab kev ua tau zoo yuav tsum tau txhim kho. (4) Qhov tsis muaj kev ywj pheej tsim tshuab rau qee cov khoom siv high-end txwv kev tsim cov khoom tshiab. Piv txwv li, feem ntau high-precision foil ntau lawm cov cuab yeej cia siab rau imports. (5) Qee cov khoom siv tooj liab siab kawg tsis muaj kev ywj pheej ntawm kev txawj ntse txoj cai thiab kev tshawb fawb pej xeem thiab kev txhim kho platforms, thiab kev tsim cov ntaub ntawv ntawm cov khoom siv, cov cuab yeej tsim khoom, cov qauv thiab cov kev qhia tshwj xeeb lag luam poob qab. (6) Qhov loj-loj homogenized npaj thev naus laus zis ntawm ultra-siab purity, ultra-low oxygen cov ntsiab lus oxygen-dawb tooj liab tseem yuav tsum tau txhim kho ntxiv, thiab kev npaj tshuab ntawm high-precision, loj-inch, lub neej ntev corrosion- resistant dawb tooj liab yuav tsum tau tawg ntxiv los ntawm. Thaum kawg, piv rau cov khoom xws li titanium, aluminium, thiab high-temperature alloys, additive manufacturing ntawm tooj liab thiab tooj liab alloys tseem tsis tau paub tab. EOS tau qhia txog lub tswv yim zoo ib yam li Technology Readiness Level (TRL) rau cov khoom siv txij li xyoo 2019. Tam sim no, ob hom khoom siv tooj liab raug cim raws li Qib 3, uas yog qib pov thawj, thaum cov khoom xws li IN718 thiab AlSi10Mg feem ntau yog Qib {{ 86}} ib. Nyob rau theem no, kev tsim khoom ntxiv tau maj mam hloov los ntawm kev txheeb xyuas cov qauv mus rau kev tsim khoom. Ntxiv cov khoom tsim khoom yuav nkag mus rau theem ntawm kev xaiv lossis tsim cov khoom raws li cov ntawv thov. Kev hloov kho iteration ntawm tooj liab thiab tooj liab alloy cov ntaub ntawv yog pom tseeb dua. Nws yog qhov pom tau tias nrog kev nce qib ntawm cov txheej txheem thiab cov khoom siv tas mus li, kev tsim khoom siv ntxiv ntawm cov khoom siv tooj liab yuav nce mus rau qib tshiab. (Tus tswv khoom hauv online)
