I. Kev Taw Qhia
A lim dej sintered uas muaj qhov porousyog ib hom lim dej ua los ntawm kev sintering (cua sov thiab nias) cov hmoov lossis cov khoom me me ua ke los ua cov khoom khov kho nrog cov qauv porous. Cov lim dej no siv rau ntau yam kev siv, suav nrog kev lim, kev sib cais, thiab kev ntxuav. Lawv yog ua los ntawm ntau yam khoom siv xws li stainless hlau, txhuas thiab tooj dag. Cov qauv porous tso cai rau cov kua lossis cov pa roj hla dhau thaum ntes thiab tshem tawm cov khoom me me lossis cov khoom tsis xav tau. Qhov loj me thiab kev faib tawm, nrog rau cov khoom siv, tuaj yeem hloov kho kom haum rau daim ntawv thov lim dej tshwj xeeb. Cov lim dej no paub txog lawv qhov ruaj khov, tiv taus kub siab, thiab sib xws nrog tshuaj lom neeg, thiab feem ntau siv rau hauv kev siv hauv kev lag luam thiab kev tshawb fawb.
Tab sis muaj ntau yam khoom siv lim sintered hauv khw, peb tuaj yeem paub qhov txawv ntawm cov khoom siv lim sintered zoo li cas?
II. Kev piav qhia ntawm cov lim hlau sintered
CesCov lim hlau sintered yog dab tsi?
Cov lim hlau sintered tseem ceeb heev rau ntau yam kev siv hauv kev lag luam thiab kev lag luam, txij li kev lim dej mus rau kev lim roj. Txawm li cas los xij, tsis yog txhua lub lim hlau sintered tau tsim sib npaug. Nws yog ib qho tseem ceeb kom paub qhov txawv ntawm cov lim hlau sintered zoo los ntawm cov uas tsis zoo kom ntseeg tau tias lawv yuav ua haujlwm raws li qhov xav tau thiab kav ntev. Hauv tsab ntawv blog no, peb yuav tham txog cov yam ntxwv ntawm cov lim hlau sintered zoo, cov txheej txheem rau kev soj ntsuam qhov zoo ntawm cov lim hlau sintered, thiab qhov tseem ceeb ntawm kev xaiv cov lim zoo.
III. Qhov tseem ceeb ntawm kev txheeb xyuas cov lim dej zoo
Kuv.Ua ntej, cia peb txhais cov lim hlau sintered yog dab tsi.
Cov lim hlau sintered yog ua los ntawm kev nias cov hmoov hlau rau hauv ib daim duab uas tau ua tiav lawm thiab tom qab ntawd ua kom sov rau qhov kub qis dua qhov melting point. Cov txheej txheem no, hu ua sintering, ua rau cov hlau me me sib xyaw, tsim ib daim khov kho nrog cov qauv porous. Qhov loj me thiab porosity ntawm lub lim tuaj yeem tswj tau los ntawm kev kho qhov loj me thiab cov duab ntawm cov hlau me me thiab cov xwm txheej sintering. Cov qauv porous ntawm lub lim tso cai rau cov kua lossis roj hla dhau thaum ntes cov khoom tsis xav tau.
II. Cov yam ntxwv ntawm Cov Lim Hlau Sintered Zoo
Tam sim no, cia peb tham txog cov yam ntxwv ntawm cov lim hlau sintered zoo. Lub lim hlau sintered zoo yuav tsum muaj qhov loj me thiab sib xws thiab porosity siab. Qhov no ua kom ntseeg tau tias lub lim tuaj yeem ntes cov khoom me me uas xav tau thaum tso cai rau cov kua lossis roj hla dhau nrog kev txwv tsawg kawg nkaus. Cov lim hlau sintered zoo kuj yuav tsum muaj lub zog kho tshuab siab, tiv taus kev nyuaj siab thiab tiv taus kev hloov pauv. Tsis tas li ntawd, lawv yuav tsum sib xws nrog tshuaj lom neeg, tiv taus kev xeb thiab feem ntau cov tshuaj lom neeg, thiab tuaj yeem ua siab ntev rau qhov kub siab yam tsis poob qhov kev ua haujlwm zoo.
A. Cov qauv uas muaj qhov dej ntws:
Qhov loj ntawm qhov dej sib xws thiab sib npaug: Cov lim dej uas muaj qhov dej sib xws muaj qhov loj ntawm qhov dej sib xws thiab sib npaug thoob plaws hauv tag nrho cov khoom lim. Nws tso cai rau kev tswj hwm qhov ua tau zoo ntawm cov khoom lim.
porosity siab: Cov qauv porous ntawm cov ntsiab lus lim sintered tso cai rau cov nqi ntws siab thiab muaj peev xwm tuav cov av.
B. Lub zog kho tshuab:
Kev tiv taus siab rau qhov siab: Cov ntsiab lus lim dej sintered muaj kev tiv taus siab thiab tuaj yeem tiv taus qhov sib txawv siab yam tsis muaj kev hloov pauv lossis puas tsuaj.
Tiv taus kev hloov pauv: Cov ntsiab lus lim dej sintered paub txog lawv lub zog siab thiab kev ua haujlwm ntev, ua rau lawv tsim nyog rau kev siv hauv qhov chaw ib puag ncig hnyav thiab muaj peev xwm tiv taus qhov siab siab yam tsis muaj kev hloov pauv.
C. Kev sib raug zoo ntawm tshuaj lom neeg:
Tiv taus corrosion: Sintered lim ntsiab feem ntau yog ua los ntawm cov ntaub ntawv tiv taus corrosion, ua rau lawv tsim nyog rau kev siv hauv cov chaw corrosive.
Tiv taus feem ntau cov tshuaj lom neeg: Cov khoom siv lim dej sintered kuj feem ntau yog ua los ntawm cov ntaub ntawv tiv taus ntau yam tshuaj lom neeg, ua rau lawv haum rau kev siv tshuaj lim dej.
D. Kev kam rau kub:
Muaj peev xwm tiv taus qhov kub siab: Cov ntsiab lus lim dej sintered tuaj yeem tiv taus qhov kub siab yam tsis poob lawv cov qauv kev ua haujlwm lossis kev lim dej zoo.
Muaj peev xwm tswj tau qhov ruaj khov ntawm cov qauv: Cov khoom lim dej sintered tuaj yeem tswj tau lawv qhov ruaj khov txawm tias raug rau qhov kub siab. Nws ua rau lawv tsim nyog rau kev siv rau hauv cov ntawv thov kub siab xws li kev lim cua sov.
IV. Cov Txheej Txheem rau Kev Ntsuam Xyuas Qhov Zoo ntawm Cov Lim Hlau Sintered
Muaj ntau txoj kev siv tau los ntsuam xyuas qhov zoo ntawm cov lim hlau sintered. Ib txoj kev yog kev tshuaj xyuas lub cev, uas suav nrog kev tshuaj xyuas qhov porous qauv thiab ntsuas qhov loj ntawm pore. Lwm txoj kev yog kev sim tshuab, xws li kev poob siab thiab kev sim lub zog tawg. Kev sim tshuaj lom neeg sib xws, xws li kev tiv thaiv corrosion thiab kev sim tshuaj lom neeg tiv thaiv, kuj tseem siv tau los ntsuam xyuas qhov zoo ntawm cov lim. Thaum kawg, kev sim kub, suav nrog kev sim kub siab thiab kev sim thermal cycling, tuaj yeem siv los xyuas kom meej tias cov lim yuav ua haujlwm zoo hauv daim ntawv thov uas tau npaj tseg.
A. Kev Tshuaj Xyuas Lub Cev:
Kev kuaj pom cov qauv porous: Hom kev sim no suav nrog kev saib cov khoom siv lim dej hauv qab lub tshuab microscope lossis lwm yam khoom siv magnification kom ntseeg tau tias cov qauv porous yog sib xws thiab tsis muaj qhov tsis zoo.
Kev Ntsuas Qhov Loj ntawm Cov Qhov: Qhov no suav nrog kev siv cov cuab yeej tshwj xeeb los ntsuas qhov loj ntawm cov qhov hauv cov khoom siv lim. Cov ntaub ntawv no tuaj yeem siv los xyuas kom meej tias lub lim dej muaj peev xwm tshem tawm cov khoom me me uas xav tau ntawm cov kua dej.
B. Kev Ntsuas Tshuab:
Kev ntsuas qhov siab poob: Hom kev ntsuas no ntsuas qhov siab poob thoob plaws cov khoom siv lim dej hauv qab ntau yam xwm txheej, xws li kev ntws sib txawv lossis ntau hom khoom me me hauv cov kua dej. Cov ntaub ntawv no tuaj yeem siv los txiav txim siab qhov ua haujlwm ntawm lub lim dej thiab txheeb xyuas txhua yam teeb meem nrog kev ua haujlwm ntawm lub lim dej.
Kev ntsuam xyuas lub zog tawg: Qhov kev ntsuam xyuas no ntsuas qhov siab tshaj plaws uas lub lim dej tuaj yeem tiv taus ua ntej ua tsis tiav.
C. Kev sim tshuaj sib xws:
Kev sim tiv thaiv xeb: Hom kev sim no yog siv los txiav txim siab seb cov khoom siv lim dej tuaj yeem tiv thaiv xeb zoo li cas thaum raug rau ntau hom tshuaj lom neeg. Cov ntaub ntawv no tuaj yeem siv los xyuas kom meej tias lub lim dej ua haujlwm tau zoo hauv qhov chaw ib puag ncig uas xav tau.
Kev ntsuam xyuas kev tiv thaiv tshuaj lom neeg: Qhov kev ntsuam xyuas no ntsuas qhov kev tiv thaiv ntawm cov khoom siv lim dej los ntawm kev ua rau nws raug rau cov tshuaj lom neeg tshwj xeeb thiab ntsuas qhov kev hloov pauv ntawm cov khoom siv lim dej.
D. Kev ntsuas kub:
Kev sim kub siab: Hom kev sim no suav nrog kev ua kom cov khoom siv lim dej kub siab kom ntseeg tau tias nws tuaj yeem tiv taus qhov kub uas nws yuav raug rau hauv nws txoj kev siv.
Kev sim ua kom lub voj voog kub: Hom kev sim no suav nrog kev muab cov khoom siv lim dej tso rau hauv qhov kub thiab txias ntau zaus kom ntseeg tau tias nws tuaj yeem tiv taus kev ntxhov siab kub ntau zaus yam tsis muaj kev puas tsuaj.
Nws yog ib qho tseem ceeb uas yuav tsum xaiv cov lim hlau sintered zoo rau ntau yam laj thawj. Ua ntej, cov lim zoo yuav ua haujlwm zoo dua thiab kav ntev dua li cov tsis zoo. Qhov no txhais tau tias lawv yuav tsis tas hloov thiab saib xyuas ntau zaus, uas tuaj yeem txuag lub sijhawm thiab nyiaj txiag hauv lub sijhawm ntev. Cov lim zoo kuj tseem yuav tsis ua haujlwm ntau, tiv thaiv lub sijhawm tsis ua haujlwm kim thiab kev puas tsuaj ntawm cov khoom siv. Tsis tas li ntawd, cov lim zoo yuav muaj peev xwm tiv thaiv cov khoom siv thiab cov txheej txheem uas lawv siv, uas tuaj yeem txhim kho kev ua haujlwm zoo thiab kev ua haujlwm zoo.
V. Xaus Lus
Xaus lus, cov lim hlau sintered tseem ceeb heev rau ntau yam kev siv hauv kev lag luam thiab kev lag luam. Nws yog ib qho tseem ceeb kom paub qhov txawv ntawm cov lim hlau sintered zoo los ntawm cov uas tsis zoo kom ntseeg tau tias lawv yuav ua haujlwm raws li qhov xav tau thiab kav ntev. Cov lim hlau sintered zoo yuav tsum muaj qhov loj me sib xws thiab sib xws, porosity siab, lub zog kho tshuab siab, kev sib raug zoo ntawm tshuaj lom neeg, thiab kev kam rau qhov kub. Muaj ntau txoj hauv kev siv tau los ntsuas qhov zoo ntawm cov lim hlau sintered, suav nrog kev tshuaj xyuas lub cev, kev sim kho tshuab, kev sim tshuaj lom neeg, thiab kev sim kub. Kev xaiv cov lim hlau sintered zoo tuaj yeem txuag sijhawm thiab nyiaj txiag hauv lub sijhawm ntev thiab txhim kho kev ua haujlwm zoo thiab kev ua haujlwm zoo.
Koj tuaj yeem Tshawb Xyuas thiab Tiv Tauj HENGKO cov lim dej kom paub meej ntxiv, koj tuaj yeem xa email
by ka@hengko.com, peb yuav xa tuaj sai li sai tau hauv 24-Teev nrog qhov zoo tshaj plaws thiab qhov zoo tshaj plaws
kev daws teeb meem fitration.
Lub sijhawm tshaj tawm: Lub Ib Hlis-17-2023
