Kev sintering ua lub luag haujlwm tseem ceeb hauv kev lag luam tsim khoom, ua rau muaj peev xwm tsim cov khoom sib xyaw thiab ruaj khov. Kev nkag siab txog cov hauv paus ntawm kev sintering yog qhov tseem ceeb rau cov engineers, cov kws tshawb fawb, thiab cov neeg nyiam. Tsab xov xwm no lub hom phiaj yog los nkag siab txog lub tswv yim ntawm kev sintering, tshawb nrhiav nws cov txheej txheem, tham txog nws cov ntawv thov, thiab qhia txog nws cov txiaj ntsig thiab kev txwv.
Sintering yog dab tsi?
Sintering yog ib qho txheej txheem uas cuam tshuam nrog kev siv cua sov los ua kom cov khoom siv hmoov ua ib qho khoom khov kho. Tsis zoo li cov txheej txheem yaj ib txwm muaj, sintering tsis mus txog qhov chaw yaj ntawm cov khoom. Hloov chaw, nws siv kev sib kis ntawm cov atoms hla cov khoom me me, uas ua rau muaj kev sib txuas thiab kev sib sau ua ke. Cov txheej txheem no ua rau muaj cov qauv khov kho nrog cov khoom siv kho tshuab zoo dua.
Sintering kuj muaj lub ntsiab lus dav thiab nqaim. Rau lub ntsiab lus dav, sintering yog ib qho txheej txheem uas cov hmoov xoob tau sib sau ua ke rau hauv cov blocks los ntawm lub zog sib txuas khov kho ntawm qee qhov kub. Tab sis sintering hauv kev ua hlau yog ib qho txheej txheem uas sib xyaw cov hmoov hlau ore thiab lwm yam khoom siv uas muaj hlau rau hauv cov khoom siv hlau zoo heev los ntawm kev sib xyaw, nws cov khoom tsim tawm yog sinter. Lawv cuam tshuam nrog cov txheej txheem physicochemical sib txawv Txawm hais tias lawv ob leeg siv lub sijhawm sintering.
Cov Txheej Txheem Sintering
Cov txheej txheem sintering muaj ntau theem. Thaum xub thawj, cov khoom siv raw raug tsim ua ib daim duab tshwj xeeb, feem ntau yog ua hmoov. Cov hmoov no tom qab ntawd raug nias kom nruj siv lub siab kom ntseeg tau tias sib npaug thiab tshem tawm cov qhov khoob. Tom ntej no, cov khoom siv compacted raug tswj hwm cua sov hauv lub cub tawg sintering. Qhov kub tau tswj hwm kom zoo kom yooj yim rau kev sib txuas ntawm cov khoom me me yam tsis ua rau yaj tag. Thaum lub sijhawm cua sov, cov khoom me me dhau los ua diffusion, ua rau caj dab tsim thiab densification. Theem kawg cuam tshuam nrog kev txias cov khoom sintered, cia nws khov kho rau hauv cov qauv khov kho thiab sib koom ua ke.
Cov hmoov sintering uas peb siv los hais yog cov hmoov hlau lossis cov hmoov compact. Nws yog ib qho txheej txheem tes ua kom tau txais cov khoom siv lossis cov khoom hauv qhov muaj zog thiab qhov tshwj xeeb uas xav tau vim yog qhov sib txuas ntawm lub cev thiab tshuaj lom neeg ntawm cov khoom me me ntawm qhov kub qis dua qhov melting point ntawm cov khoom tseem ceeb. HENGKO muaj cov khoom siv hmoov sintering ntawm ntau hom kev qhia thiab qhov ntau thiab tsawg suav nroglim disc, khob lim,lim tswm ciab,daim ntawv lim dejthiab lwm yam. Peb cov khoom siv hlau tsis xeb sintering muaj qhov zoo ntawm lub zog siab, zoo permeability, raug lim qhov tseeb thiab corrosion tsis kam, haum rau ntau thaj chaw. Kev pabcuam customized kuj tseem yuav muab raws li koj thov.
Txhua kauj ruam hauv cov txheej txheem sintering yog kev sib cuam tshuam, thiab kev sib xyaw ua ke yog ib kauj ruam tseem ceeb heev hauv cov txheej txheem sintering, yog li ntawd, qhov sib xyaw ua ke txhais li cas? Concentrate yog cov kauj ruam uas ua haujlwm los ua kom zoo dua cov khoom siv raw thiab roj, ua rau nws dhau los ua lub nra hnyav ntawm lub cub tawg uas ua tau raws li qhov yuav tsum tau ua kom muaj zog ntawm lub cub tawg ua ntej cov khoom siv raw thiab roj nkag mus rau hauv lub cub tawg. Cov ntsuas kev txawj ntse thiab kev lag luam siab dua thiab cov txiaj ntsig kev lag luam tuaj yeem tau txais tom qab cov concentrateis siv rau hauv lub cub tawg smelting. Dab tsi hu ua "siv txhua yam zoo tshaj plaws" thiab siv cov peev txheej zoo tshaj plaws. Nws kuj yog ib hom kev paub txog kev txuag thiab kev tiv thaiv ib puag ncig.
Cov Yam Cuam Tshuam Rau Sintering
Muaj ntau yam uas cuam tshuam rau cov txheej txheem sintering, suav nrog qhov kub thiab txias, qhov ceev ntawm kev ua kom sov, qhov siab, qhov loj ntawm cov khoom me me, thiab cov khoom sib xyaw. Qhov kub thiab txias ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab txog lub zog sintering thiab cov khoom siv uas tshwm sim. Qhov ceev ntawm kev ua kom sov cuam tshuam rau cov txheej txheem densification, vim tias kev ua kom sov sai sai yuav ua rau cov khoom sib txuas tsis sib xws. Kev nias yog siv thaum lub sijhawm compacting los txhim kho kev hloov pauv ntawm cov khoom me me thiab tshem tawm porosity. Qhov loj me ntawm cov khoom me me thiab cov khoom sib xyaw cuam tshuam rau tus cwj pwm sintering, nrog rau cov khoom me me thiab cov khoom sib xyaw ua ke txhawb kev ua kom zoo dua.
Los ntawm lub ntsiab lus ntawm lo lus sintering, lo lus hlawv yog siv hluav taws, yuav tsum muaj nplaim taws nrog rau qhov kub siab. Thiab cov txheej txheem ntawm sintering yuav tsum tau ua nyob rau hauv qhov kub siab. Qhov kub siab yog ua los ntawm kev hlawv roj. Qhov kub thiab txias, qhov ceev hlawv, qhov dav ntawm cov kab hlawv, huab cua hauv cov khoom sintered, thiab lwm yam yuav cuam tshuam rau kev nce qib ntawm cov txheej txheem sintering thiab qhov zoo ntawm cov khoom sintered kawg. Thiab cov ntsiab lus ntawd muaj feem cuam tshuam rau cov khoom siv lub cev thiab tshuaj ntawm roj thiab koob tshuaj. Yog li ntawd, cov khoom siv lub cev thiab tshuaj ntawm cov roj yog ib qho tseem ceeb uas cuam tshuam rau cov txheej txheem sintering.
Piv txwv li, ib yam dab tsi yuav tsis muaj nyob yog tsis muaj lub hauv paus uas lawv nyob. Roj thiab cov khoom siv raw zoo ib yam li daim tawv nqaij thiab ntoo uas muaj kev sib raug zoo yog qhov tseem ceeb. Yog tsis muaj ob qho tib si, cov txheej txheem sintering tsis tuaj yeem tshwm sim. Tab sis roj sintered feem ntau yog hais txog cov roj khov uas hlawv hauv cov txheej khoom. Feem ntau siv yog hmoov coke thiab anthracite, thiab lwm yam. Cov khoom siv sintered, feem ntau muaj cov hlau ore, manganese ore, cov kuab tshuaj, cov roj thiab cov khib nyiab kev lag luam.
Ntau Hom Sintering
Kev sintering muaj ntau yam txheej txheem uas tau muab faib ua pawg raws li cov txheej txheem thiab cov xwm txheej koom nrog hauv cov txheej txheem. Kev nkag siab txog ntau hom kev sintering yog qhov tseem ceeb rau kev xaiv txoj kev tsim nyog rau cov ntawv thov tshwj xeeb. Nov yog qee hom kev sintering:
1 Kev Sintering Khoom Kho Vaj Khoom Tsev
Kev sib xyaw ua ke ntawm cov khoom khov, tseem hu ua kev sib txuas ntawm cov khoom sib xyaw, yog ib txoj kev sib xyaw ua ke uas siv dav heev. Hauv cov txheej txheem no, cov khoom siv hmoov raug rau qhov kub siab dua li lawv cov ntsiab lus yaj. Thaum qhov kub nce ntxiv, kev sib kis ntawm cov khoom sib ze tshwm sim, ua rau muaj kev tsim cov caj dab thiab kev sib txuas. Kev tshem tawm cov qhov khoob thiab kev hloov pauv ntawm cov khoom ua rau muaj kev sib sau ua ke thiab kev tsim cov khoom khov.
Kev siv cov khoom khov kho sintering feem ntau yog siv rau hauv kev tsim cov khoom siv ceramics, xws li porcelain thiab alumina, nrog rau kev siv cov hmoov hlau sintering. Nws yog qhov nyiam thaum khaws cov tshuaj lom neeg thiab kev huv ntawm cov khoom yog qhov tseem ceeb. Los ntawm kev ua tib zoo tswj cov kev ntsuas sintering, xws li kub, sijhawm, thiab siab, cov khoom siv xav tau tuaj yeem ua tiav.
2 Kev Sintering Ua Kua-Theem
Kev sintering theem kua muaj xws li ntxiv ib theem kua los pab txhawb kev hloov pauv thiab kev sib txuas thaum lub sijhawm sintering. Theem kua, feem ntau yog cov khoom siv uas yaj qis, ua haujlwm ua tus khi lossis flux, txo qhov kub sintering uas xav tau rau kev densification. Txoj kev no muaj txiaj ntsig zoo thaum sintering cov khoom siv uas muaj cov ntsiab lus yaj siab lossis thaum xav tau kev txhim kho qhov ceev ntawm kev densification.
Thaum lub sijhawm ua kua sintering, cov kua theem kis tau ntawm cov khoom me me, txhawb kev hloov pauv ntawm cov khoom me me thiab txhim kho kev tsim caj dab thiab kev sib sau ua ke. Qhov muaj cov kua theem kuj ua rau tshem tawm cov khoom tsis huv thiab ua rau cov khoom siv nrog cov khoom sib xyaw ua ke yooj yim sintering.
Kev siv cov kua dej sintering feem ntau yog siv rau hauv kev tsim cov cemented carbides, qhov twg cov tungsten carbide particles raug sib txuas siv cov cobalt-based binder. Nws kuj tseem siv rau hauv kev sintering ntawm qee cov ceramics thiab cov hlau alloys, xws li stainless hlau.
3 Kev Ua Sintering Qhib
Kev ua kom sintering ua haujlwm, tseem hu ua kev pabcuam sintering lossis spark plasma sintering, yog ib txoj kev sintering tshiab uas siv cov peev txheej sab nraud los txhawb kev ua kom ntom. Nws cuam tshuam nrog kev siv lub zog hluav taws xob, tam sim no hluav taws xob, lossis hluav taws xob electromagnetic los txhim kho cov txheej txheem sintering.
Lub zog sab nraud ua rau cov atomic diffusion sai dua, ua rau lub caj dab tsim thiab ua kom tuab sai. Kev siv lub zog hluav taws xob tsim cov cua sov hauv zos, txo lub sijhawm sintering thiab ua rau cov khoom sintering ntawm qhov kub qis dua. Cov txheej txheem no muaj cov txiaj ntsig xws li kev txhim kho kev ntom, txo cov noob qoob loo, thiab kev tswj hwm zoo dua ntawm microstructure thiab cov khoom.
Kev ua kom sintering pom muaj ntau daim ntawv thov hauv ntau qhov chaw, suav nrog kev tsim cov khoom siv ceramics siab heev, cov ntaub ntawv ua haujlwm, thiab cov khoom sib xyaw. Nws yog qhov zoo tshaj plaws rau cov ntaub ntawv uas muaj cov ntsiab lus melting siab, cov khoom sib xyaw ua ke, lossis kev sib xyaw ua ke tsawg.
4 Lwm Hom Sintering
Sib nrug ntawm cov hom uas tau hais los saum toj no, muaj ntau lwm txoj kev sintering tshwj xeeb uas tsim los rau cov kev siv tshwj xeeb. Cov no suav nrog microwave sintering, qhov twg lub zog microwave siv los ua kom sov thiab sinter cov khoom, thiab pressure-assisted sintering, uas muab kev siab thiab cua sov los txhim kho kev ntom ntom.
Tsis tas li ntawd xwb, kev xaiv laser sintering (SLS) thiab electron beam sintering (EBS) yog cov txheej txheem tsim khoom ntxiv uas siv cov teeb hluav taws xob los xaiv cov khoom siv hmoov, txheej los ntawm txheej, los tsim cov khoom peb-seem nyuaj.
Txhua hom kev sintering muaj cov txiaj ntsig tshwj xeeb thiab raug xaiv raws li cov khoom siv, cov txiaj ntsig xav tau, thiab cov ntawv thov tshwj xeeb.
Cov ntawv thov ntawm Sintering
Kev siv sintering pom muaj ntau yam kev siv thoob plaws ntau yam lag luam vim nws muaj peev xwm hloov cov khoom siv hmoov mus ua cov khoom khov kho nrog cov khoom zoo dua. Cia peb tshawb nrhiav qee qhov chaw tseem ceeb uas kev siv sintering dav dav:
1 - Cov Khoom Siv Ua Los Ntawm Av nplaum
Cov khoom siv ua los ntawm av nplaum yog ib qho ntawm cov teb tseem ceeb uas siv sintering ntau heev. Cov khoom siv ua los ntawm av nplaum qhia txog kev txhim kho lub zog kho tshuab, qhov nyuaj, thiab kev ruaj khov thermal. Sintering siv rau hauv kev tsim cov vuas ceramic, cov khoom siv hauv chav dej, cov cuab yeej txiav, cov ntaub ntawv refractory, thiab cov khoom siv hluav taws xob. Los ntawm kev tswj hwm cov kev ntsuas sintering kom zoo, cov ntaub ntawv ceramic tuaj yeem ua tiav qhov ceev, porosity, thiab microstructure xav tau rau cov ntawv thov tshwj xeeb.
2 - Kev Ua Hlau
Hauv cov ntawv thov metallurgical, sintering yog siv los tsim ntau yam khoom siv hlau. Qhov no suav nrog cov iav, bearings, bushings, cov khoom siv tsheb, thiab cov khoom siv qauv. Cov hmoov hlau, xws li hlau, txhuas, thiab stainless hlau, raug compacted thiab sintered los tsim cov khoom khov kho nrog cov khoom siv kho tshuab zoo heev. Cov khoom siv hlau sintered feem ntau qhia txog lub zog siab dua, kev tiv thaiv kev hnav, thiab qhov tseeb ntawm qhov loj me piv rau cov khoom siv cam khwb cia ib txwm muaj.
3 - Cov Khoom Sib Xyaws
Kev sintering ua lub luag haujlwm tseem ceeb hauv kev tsim cov khoom sib xyaw, qhov twg ob lossis ntau cov khoom sib txawv tau sib xyaw ua ke los tsim cov khoom siv nrog cov khoom zoo dua. Hauv kev tsim cov hlau matrix composites (MMCs) thiab ceramic matrix composites (CMCs), sintering yog siv los txuas cov khoom siv txhawb nqa, xws li cov fibers lossis cov khoom me me, nrog cov khoom siv matrix. Qhov no ua rau lub zog, kev tawv, thiab kev tawv ntawm cov khoom sib xyaw ua ke.
4 - Hmoov Hlau
Hmoov metallurgy, ib ceg tshwj xeeb ntawm metallurgy, feem ntau vam khom rau sintering. Nws cuam tshuam nrog kev tsim cov khoom siv hlau los ntawm hmoov hlau. Los ntawm cov txheej txheem zoo li compacting thiab sintering, cov khoom sib xyaw nrog cov duab sib txawv tuaj yeem tsim tau. Hmoov metallurgy feem ntau siv hauv kev lag luam tsheb rau kev tsim cov iav, camshafts, thiab lub rooj zaum valve, nrog rau kev tsim cov cuab yeej txiav thiab cov lim dej sintered.
5 - 3D Luam Ntawv/Kev Tsim Khoom Ntxiv
Kev sintering ua lub luag haujlwm tseem ceeb hauv cov txheej txheem tsim khoom ntxiv xws li kev xaiv laser sintering (SLS) thiab electron beam sintering (EBS). Hauv cov txheej txheem no, cov khoom siv hmoov raug xaiv sintered txheej los ntawm txheej, raws li cov qauv digital, los tsim cov khoom peb-seem uas nyuaj. Sintering tso cai rau kev sib sau ua ke thiab kev sib txuas ntawm cov khoom siv hmoov, ua rau muaj cov khoom ntom ntom thiab ua haujlwm tau zoo. Cov thev naus laus zis no siv rau hauv ntau yam lag luam, suav nrog aerospace, kev kho mob, thiab prototyping.
6 Kev Tsim Kho Hluav Taws Xob thiab Hluav Taws Xob
Sintering siv rau hauv kev tsim cov khoom siv hluav taws xob thiab hluav taws xob. Hauv kev tsim cov khoom siv hluav taws xob ceramics, xws li capacitors, varistors, thiab thermistors, sintering siv los txuas cov khoom ceramic, tsim cov khoom siv ntom thiab hluav taws xob conductive. Sintering kuj tseem siv rau hauv kev tsim cov khoom sib txuas hluav taws xob, cov ntim semiconductor, thiab cov khoom ntawm lub rooj tsavxwm.
Cov no tsuas yog ob peb yam piv txwv ntawm ntau yam kev siv ntawm sintering. Cov txheej txheem no tseem raug tshawb nrhiav thiab kho kom zoo kom tau raws li qhov xav tau ntawm ntau yam lag luam, ua rau muaj peev xwm tsim cov khoom siv thiab cov khoom ua tau zoo.
Cov txiaj ntsig ntawm Sintering
Kev sintering muaj ntau yam zoo uas ua rau nws yog ib txoj kev tsim khoom nrov hauv ntau yam lag luam. Cia peb tshawb nrhiav qee qhov zoo tseem ceeb:
1 Cov Duab Sib Txawv thiab Cov Qauv Tsim Uas Nyuaj Kawg
Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm kev sintering yog nws lub peev xwm los tsim cov khoom nrog cov duab nyuaj thiab cov qauv tsim nyuaj. Los ntawm kev siv cov khoom siv hmoov, sintering tso cai rau kev tsim cov khoom nrog cov geometries nyuaj uas yuav nyuaj rau ua tiav siv cov txheej txheem machining ib txwm muaj. Qhov kev ywj pheej no hauv kev ua kom zoo nkauj ua rau muaj kev tsim cov khoom tsim tshwj xeeb rau cov ntawv thov tshwj xeeb.
2 Cov Khoom Siv Kho Tshuab Zoo Dua
Kev sintering ua rau cov khoom siv kho tshuab zoo dua, ua rau cov khoom muaj cov yam ntxwv ua tau zoo dua. Thaum lub sijhawm sintering, cov khoom me me sib txuas thiab ua kom ntom, ua rau muaj zog, tawv, thiab tiv taus kev hnav ntawm cov khoom sintered. Cov txheej txheem tswj cua sov thiab diffusion uas koom nrog hauv sintering pab txhawb rau kev tsim cov qauv ntom thiab sib koom ua ke, txhim kho kev ua haujlwm ntawm cov khoom.
3 Cov Khoom Siv Uas Tsim Los Rau Koj
Kev sintering tso cai rau kev sib sau ua ke ntawm cov hmoov nrog ntau yam sib xyaw ua ke, ua rau muaj cov khoom siv nrog cov yam ntxwv tshwj xeeb. Los ntawm kev sib xyaw ntau hom hmoov lossis kev sib xyaw ua ke ntawm cov khoom ntxiv, nws muaj peev xwm hloov kho cov yam ntxwv ntawm cov khoom siv raws li qhov xav tau tshwj xeeb. Qhov kev ywj pheej hauv kev sib xyaw ua ke no qhib cov hauv kev rau kev tsim cov khoom siv siab heev nrog kev ua tau zoo tshaj plaws, xws li cov hlau nplaum muaj zog lossis cov khoom siv nrog cov khoom siv hluav taws xob lossis cua sov tshwj xeeb.
4 Kev Siv Nyiaj Zoo
Kev sintering yog ib txoj kev tsim khoom uas pheej yig dua piv rau cov txheej txheem yaj thiab casting ib txwm muaj. Kev siv cov khoom siv hmoov txo cov khoom pov tseg, vim tias cov hmoov ntau dhau tuaj yeem sau thiab rov siv dua. Tsis tas li ntawd, cov txheej txheem sintering xav tau kev siv hluav taws xob tsawg dua vim nws ua haujlwm ntawm qhov kub qis dua qhov melting point ntawm cov khoom siv. Lub peev xwm los tsim cov khoom sib ze-net-puab ntxiv txo qhov xav tau rau kev ua haujlwm tom qab, ua rau kev txuag nqi hauv kev siv khoom siv, kev siv hluav taws xob, thiab kev ua tiav tom qab.
5 Kev Xaiv Khoom Siv Tau Ntau Yam
Kev sintering muaj ntau yam kev xaiv cov khoom siv, ua kom haum rau ntau yam khoom siv rau ntau yam kev siv. Nws yog qhov tsim nyog rau cov khoom siv ceramics, hlau, thiab composites. Ntau hom khoom siv, suav nrog oxides, carbides, nitrides, thiab alloys, tuaj yeem ua tiav los ntawm kev sintering. Qhov kev sib xws dav dav no tso cai rau kev tsim cov khoom sib txawv nrog cov khoom siv tshwj xeeb, ua rau sintering yog qhov kev xaiv zoo rau ntau yam lag luam.
Qhov zoo ntawm sintering hauv kev ua cov duab nyuaj, cov khoom siv kho tshuab zoo dua, cov khoom sib xyaw ua ke, kev siv nyiaj tsawg, thiab kev siv tau ntau yam khoom ua rau nws yog ib qho txheej txheem tsim khoom muaj txiaj ntsig hauv ntau qhov chaw. Los ntawm kev siv cov txiaj ntsig no, cov lag luam tuaj yeem ua tiav kev tsim khoom zoo, kev ua tau zoo dua, thiab kev txuag nqi hauv lawv cov txheej txheem tsim khoom.
Muaj ntau yam kev hloov pauv suav nrog kev hloov pauv lub cev thiab tshuaj lom neeg nyuaj. Cov tshuaj tiv thaiv lub cev thiab tshuaj lom neeg hauv cov hmoov sintering suav nrog kev ua kom qhuav lossis ua kom qhuav ntawm cov dej lossis cov khoom organic, tshem tawm cov pa roj adsorbed, txo kev ntxhov siab, txo cov oxides ntawm cov hmoov av, kev tsiv teb tsaws chaw ntawm cov khoom, recrystallization, kev loj hlob ntawm cov noob, thiab lwm yam. Nws yog ib qho tseem ceeb heev uas yuav tsum kawm thiab nkag siab txog kev paub txog sintering ua tus tsim khoom. Thiab ua tus neeg siv khoom, kev kawm cov kev paub yooj yim no tuaj yeem ua rau peb muaj lub tswv yim zoo thaum xaiv cov khoom sintering.
Sintering yog ib qho txheej txheem ib txwm muaj thiab nyuaj. Lub sijhawm tab tom nce qib, Thiab cov thev naus laus zis tsim khoom thiab cov khoom siv tsim khoom kuj tseem hloov kho tas li. Khaws cov kev paub yooj yim thiab kawm cov kev paub tshiab yog qhov tsim nyog rau cov neeg ua haujlwm cuam tshuam nrog kev lag luam. Tau 18 xyoo dhau los.HENGKOyeej ib txwm hais kom txhim kho nws tus kheej tas li, muab cov khoom zoo thiab cov kev pabcuam zoo rau cov neeg siv khoom, pab cov neeg siv khoom thiab kev txhim kho sib koom. Peb vam tias yuav los ua koj tus khub txhim khu kev qha mus sij hawm ntev.
Cov Lus Nug Feem Ntau (Cov Lus Nug Feem Ntau)
Cov ntaub ntawv twg tuaj yeem sintered?
Muaj ntau yam khoom siv uas siv tau sintered, xws li ceramics, hlau, thiab composites. Piv txwv li, cov hmoov ceramic xws li alumina thiab zirconia, cov hmoov hlau xws li hlau thiabsintered stainless hlau lim, thiab cov hmoov sib xyaw uas muaj cov khoom siv txhawb zog xws li cov fibers lossis cov khoom me me.
Cov txiaj ntsig ntawm sintering piv rau lwm txoj kev tsim khoom yog dab tsi?
Kev sintering muaj ntau qhov zoo dua li cov txheej txheem tsim khoom ib txwm muaj. Nws tso cai rau kev tsim cov khoom uas muaj cov duab nyuaj thiab cov qauv tsim nyuaj, muaj cov khoom siv kho tshuab zoo dua, ua rau muaj kev hloov kho cov khoom sib xyaw, tsim nyog tus nqi vim txo cov khoom pov tseg, thiab haum rau ntau yam khoom siv rau ntau yam kev siv.
Cov ntawv thov tseem ceeb ntawm sintering yog dab tsi?
Sintering pom cov ntawv thov hauv kev lag luam xws li ceramics, metallurgy, hmoov metallurgy, electronics, thiab additive manufacturing. Nws yog siv los tsim cov vuas ceramic, cov khoom siv tsheb, cov khoom siv hlau, cov cuab yeej txiav, cov khoom siv hluav taws xob ceramics, thiab cov khoom luam tawm 3D, thiab lwm yam.
Puas muaj tej yam kev txwv lossis tej teeb meem nrog kev sintering?
Kev sintering muaj qee qhov kev txwv thiab kev cov nyom. Kev ua tiav qhov sib npaug ntawm cov khoom siv tuaj yeem yog qhov nyuaj, vim tias qhov cua sov tsis sib xws lossis kev faib tawm ntawm cov khoom me me yuav ua rau muaj qhov tsis zoo. Kev tswj cov noob qoob loo loj hlob thiab tiv thaiv kom tsis txhob ntsws ntau dhau thaum lub sijhawm sintering kuj yog qhov tseem ceeb uas yuav tsum xav txog. Tsis tas li ntawd, tsis yog txhua yam khoom siv tsim nyog rau kev sintering vim lawv cov ntsiab lus melting siab lossis reactivity nrog huab cua ib puag ncig.
Cov txheej txheem sintering sib txawv yog dab tsi?
Muaj ntau hom kev sintering, suav nrog solid-state sintering, liquid-phase sintering, activated sintering, microwave sintering, pressure-assisted sintering, nrog rau cov txheej txheem tshwj xeeb xws li selective laser sintering (SLS) thiab electron beam sintering (EBS). Txhua txoj kev muaj nws cov txheej txheem tshwj xeeb thiab raug xaiv raws li qhov xav tau tshwj xeeb ntawm cov khoom siv thiab daim ntawv thov.
Sintering txhim kho cov yam ntxwv ntawm cov ntaub ntawv li cas?
Kev sintering txhim kho cov khoom ntawm cov ntaub ntawv los ntawm kev txhawb nqa kev sib txuas ntawm cov khoom me me thiab kev sib sau ua ke. Thaum lub sijhawm sintering, cov khoom me me dhau los ua kev sib kis, ua rau lub caj dab tsim thiab nce qhov ceev. Qhov no ua rau muaj cov khoom siv kho tshuab zoo dua xws li lub zog, qhov nyuaj, thiab kev tiv thaiv kev hnav. Tsis tas li ntawd, kev sintering tuaj yeem ua rau muaj kev txhim kho hluav taws xob, cua sov, thiab tshuaj lom neeg nyob ntawm cov ntaub ntawv thiab nws cov khoom sib xyaw.
Puas tuaj yeem ua cov khoom sintered lossis ua tiav ntxiv?
Yog, cov khoom sintered tuaj yeem raug ua ntxiv lossis machining, yog tias xav tau. Txawm hais tias sintering tuaj yeem ua tiav cov khoom ze-net-puab, tej zaum yuav muaj qee qhov xwm txheej uas yuav tsum tau ua ntxiv lossis post-processing kom ua tiav cov lus qhia xav tau. Cov txheej txheem machining xws li milling, drilling, lossis sib tsoo tuaj yeem siv los ua kom tiav qhov ntev kawg lossis qhov chaw tiav.
Cov kev xav txog ib puag ncig ntawm sintering yog dab tsi?
Feem ntau, kev sintering yog ib qho txheej txheem tsim khoom uas zoo rau ib puag ncig. Nws siv zog tsawg dua piv rau cov txheej txheem yaj thiab casting, thiab nws txo cov khoom pov tseg los ntawm kev tso cai rau kev siv cov hmoov ntau dhau. Txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tsum xav txog qhov cuam tshuam rau ib puag ncig ntawm cov khoom siv raw siv, nrog rau kev tuav thiab pov tseg cov khoom seem lossis cov khib nyiab uas tsim tawm thaum lub sijhawm ua haujlwm.
Kev sintering pab txhawb rau kev txhim kho cov ntaub ntawv siab heev li cas?
Kev sintering ua lub luag haujlwm tseem ceeb hauv kev tsim cov khoom siv siab heev. Los ntawm kev xaiv thiab tswj cov khoom sib xyaw, qhov loj me ntawm cov khoom me me, thiab cov kev teeb tsa sintering, nws muaj peev xwm hloov kho cov yam ntxwv ntawm cov khoom siv. Qhov no tso cai rau kev tsim cov khoom siv siab heev nrog cov yam ntxwv tshwj xeeb, xws li cov hlau ua haujlwm siab, cov khoom siv ceramics, lossis cov khoom sib xyaw nrog cov khoom sib xyaw ua ke.
Yog koj muaj lus nug ntxiv los yog xav tiv tauj nrogHENGKO,
thov koj xav tiv tauj peb ntawm email ntawmka@hengko.com.
Peb zoo siab pab koj thiab muab cov ntaub ntawv ntxiv uas koj xav tau.
Lub sijhawm tshaj tawm: Lub Yim Hli-14-2020
