Lub ntsiab lus ntawm cov hlau uas muaj qhov nqus tau
Dab tsi yog Porous Metal
Hauv luv luv, Cov hlau uas muaj qhov (porous metals) yog cov khoom siv uas muaj peb-seem sib txuas ua ke ntawm cov qhov (pores), lossis cov qhov khoob (voids), hauv lawv cov qauv me me uas tso cai rau cov kua lossis cov pa roj ntws los ntawm cov khoom siv.
Cov qhov hws no muaj qhov loj li ntawm nanometers mus rau millimeters thiab feem ntau yog tsim los ntawm cov txheej txheem xws li sintering, foaming lossis electroplating. Cov hlau uas muaj qhov hws muaj cov yam ntxwv tshwj xeeb uas ua rau lawv muaj txiaj ntsig zoo rau ntau yam kev siv, suav nrog kev lim dej, catalysis, kev khaws cia lub zog, thiab kev tsim kho biomedical.
Qhov porosity ntawm cov hlau no tuaj yeem tswj tau thiab kho kom haum rau cov kev xav tau tshwj xeeb, xws liqhov loj ntawm qhov hws, qhov ntim ntawm qhov hws, thiabthaj chaw saum npooQhov kev hloov pauv no tso cai rau kev kho cov hlau uas muaj qhov porous kom tau raws li qhov xav tau ntawm ntau yam kev siv. Ntxiv mus, cov qauv pore sib txuas ntawm cov hlau uas muaj qhov porous tso cai rau kev nkag tau zoo thiab kev poob siab tsawg, uas ua rau cov kua dej ntws thiab cov txheej txheem hloov pauv loj.
Niaj hnub nim no,Cov hlau uas muaj qhov nqus tauFeem ntau yog ua los ntawm cov hlau engineering xws li txhuas, titanium, nickel thiab tooj liab, tab sis kuj tuaj yeem ua los ntawm cov khoom siv tsis tshua muaj xws li magnesium lossis zinc. Cov yam ntxwv ntawm cov hlau porous nyob ntawm hom hlau siv, cov txheej txheem tsim khoom, thiab qhov loj me thiab kev faib tawm ntawm cov qhov. Cov hlau porous tuaj yeem ua tau ntau yam xws li daim ntawv, raj, ua npuas dej thiab hmoov, ua rau lawv muaj ntau yam khoom siv rau ntau yam kev siv.
Raws li ua raws li yog nrovdaim ntawv teev cov hlau porousdaim duab qauv hauv kev ua lag luam, vam tias nws yuav ua rau koj paub meej rau cov hlau porous.
Cov Tshuaj Tiv Thaiv Kev Xeb Rau Kev Lim Dej Siab Thiab Cov Ntawv Siv Gas Diffusion
Aluminium uas muaj qhov nqus tau
Sib dua thiab siv tau ntau yam rau kev hloov pauv cua sov thiab kev txo suab nrov
Nickel uas muaj qhov nqus tau
Muaj Zog, Tiv Thaiv Kub Siab, Zoo tagnrho rau Kev Siv Catalysis thiab Cov Ntawv Thov Roj Teeb.
Kev daws teeb meem pheej yig rau kev ua kom raug thiab tswj tau qhov porosity hauv cov bearings thiab cov lim dej.
Cov Nta Tseem Ceeb & Qhov Zoo
Qhov porosity:
Raws li lub npe qhia, cov hlau uas muaj qhov porous yog cov yam ntxwv los ntawm lawv cov network ntawm cov qhov sib txuas. Porosity tuaj yeem sib txawv nyob ntawm cov txheej txheem tsim khoom thiab ntau ntawm ob peb feem pua mus rau ntau dua 90%.
Thaj Chaw Nto:
Cov hlau uas muaj qhov dej ntws tau muaj qhov sib piv ntawm thaj chaw thiab qhov ntim vim lawv cov qauv qhov dej ntws. Qhov chaw ntxiv no tuaj yeem siv rau hauv cov ntawv thov xws li catalysis, filtration thiab energy cia.
Cov khoom siv kho tshuab:
Cov hlau uas muaj qhov (porous) muaj ntau yam khoom siv kho tshuab, nyob ntawm cov khoom siv thiab qhov porosity. Cov khoom siv kho tshuab ntawm cov hlau tuaj yeem hloov kho los ntawm kev kho qhov loj me, cov duab thiab kev faib tawm.
Kev sib haum xeeb ntawm lub cev:
Qee cov hlau uas muaj qhov ntxeem tau, xws li titanium thiab nws cov alloys, yog biocompatible thiab tuaj yeem siv rau hauv cov ntawv thov biomedical xws li implants.
Cov kua dej ntws:
Cov qhov hws sib txuas hauv cov hlau uas muaj qhov hws tso cai rau cov kua dej ntws, ua rau lawv muaj txiaj ntsig zoo rau kev siv xws li kev lim dej thiab kev sib cais.
Kev ua hluav taws xob thiab thermal conductivity:
Qhov thermal thiab electrical conductivity ntawm cov hlau porous tuaj yeem kho tau los ntawm kev hloov pauv qhov porosity thiab hlau siv hauv cov txheej txheem tsim khoom.
Cov Lim Dej Ua Haujlwm Zoo nrog Qhov Loj ntawm Cov Qhov thiab Cov Nqi Nqus Zoo Tshaj Plaws rau Cov Roj thiab Cov Kua.
Cov Cheebtsam Ruaj Khoov thiab Tiv Thaiv Kev Hnav Rau Cov Bearings thiab Hydraulic Systems nrog Cov Khoom Siv Lubrication Zoo Dua.
Cov Kev Daws Teeb Meem Tshwj Xeeb rau Kev Hloov Chaw Kub thiab Kev Hloov Pauv Hauv Cov Txheej Txheem Tshuaj Lom Zem thiab Petrochemical nrog Kev Ncaj Ncees Siab.
Kev daws teeb meem zoo tshaj plaws rau kev tsim qauv & kev tsim kho ntawm qhov teeb meem xav tau kev lim dej siab
Saum toj no qhov kev nkag siab thawj zaug, Peb Paub Sintered porous hlau tuaj yeem muab ntau yamcustomizable ntws thiab lim cov khoomThiab cov khoom siv tshwj xeeb no yog tsim los ntawm kev sintering, uas cuam tshuam nrog cua sov hmoov hlau rau qhov kub qis dua nws qhov chaw yaj, cia cov khoom sib xyaw ua ke thaum tswj hwm qhov porosity xav tau. Koj tuaj yeem yooj yim ua nws, tshuab nws, thiab tswj nws qhov porosity, ua rau nws yog cov khoom siv ntau yam rau kev tsim ntau yam khoom tshwj xeeb lossis cov kev daws teeb meem uas cuam tshuam nrog kev tswj hwm thiab tswj cov kua thiab cov pa roj.
Xav tias koj kuj tab tom nrhiav qee cov khoom siv tshwj xeeb rau koj lub tshuab lim dej. Yog li ntawd, peb caw koj tuaj rautiv tauj pebhnub no los tshawb nrhiav seb peb cov kev daws teeb meem ntawm cov hlau porous tuaj yeem pab daws koj cov teeb meem kev tsim qauv li cas. Cia peb koom tes thiab nrhiav cov kev daws teeb meem uas ua tau raws li koj cov kev xav tau tshwj xeeb.
Daim Ntawv Thov Rau Cov Hlau Uas Muaj Qhov Ntsws
Cov hlau uas muaj qhov me me thiab cov lim hlau uas muaj qhov me me siv tau ntau yam vim lawv cov khoom tshwj xeeb,
suav nrog kev nkag tau zoo, tswj tau qhov porosity, thiab lub zog kho tshuab. Hauv qab no yog qee qhov kev siv ib txwm muaj:
1. Kev lim thiab kev sib cais:
Cov lim hlau uas muaj qhov nqus tau siv dav hauv cov tshuab lim dej hauv kev lag luam, qhov chaw uas lawv pab cais cov khoom khov ntawm cov kua lossis cov pa roj.
Lawv muaj txiaj ntsig zoo rau kev lag luam xws li petrochemical, kev ua tshuaj lom neeg, thiab roj thiab roj av vim lawv tiv taus qhov kub thiab txias thiab cov ntaub ntawv corrosive.
2. Kev tawg thiab kev sib kis:
Thaum sparging, ib lub hlau porous yog siv los diffuse ib qho roj mus rau hauv ib qho kua, feem ntau kom aerate cov kua.
Qhov no feem ntau siv rau hauv kev kho dej khib nyiab, kev tsim tshuaj, thiab cov txheej txheem khoom noj thiab dej haus.
3. Kev Tswj Xyuas Siab:
Cov khoom hlau uas muaj qhov nqus tau tuaj yeem siv rau hauv cov khoom siv tswj kev siab xws li cov qhov tso pa tawm lossis cov pa hauv ntau yam lag luam suav nrog tsheb, aerospace, thiab cov tshuab kev lag luam.
4. Cov Sensors:
Cov hlau uas muaj qhov (porous) siv tau rau hauv qee hom sensors vim lawv muaj peev xwm tso cai rau cov pa roj thiab cov kua dej hla dhau.
Cov no tuaj yeem pom muaj nyob rau hauv kev saib xyuas ib puag ncig, kev ua haujlwm hauv kev lag luam, thiab kev siv kho mob.
5. Kev Tiv Thaiv Suab:
Cov hlau uas muaj qhov me me feem ntau siv rau kev txo suab nrov lossis txo suab nrov hauv ntau yam lag luam, txij li cov tshuab tso pa tawm hauv tsheb mus rau cov tshuab siv hauv kev lag luam.
6. Cov Khoom Siv Hloov Kub:
Cov hlau uas muaj qhov ntxeem tau muaj cov yam ntxwv zoo ntawm kev ua kom sov thiab kev hloov pauv cua sov, ua rau lawv zoo heev rau cov ntawv thov hloov pauv cua sov, tshwj xeeb tshaj yog nyob rau hauv cov lag luam uas ua haujlwm nrog qhov kub siab.
7. Cov Kev Txhawb Nqa Catalyst:
Hauv cov txheej txheem tshuaj lom neeg, cov hlau uas muaj qhov porous siv tau ua cov khoom txhawb nqa catalyst, ua rau thaj chaw loj dua rau qhov kev ua tshuaj tiv thaiv. Qhov no feem ntau pom hauv kev lag luam petrochemical.
8. Cov Hluav Taws Xob Roj Teeb:
Cov hlau uas muaj qhov me me siv tau rau hauv kev tsim cov electrodes roj teeb. Qhov porosity ua rau muaj ntau qhov chaw, ua rau lub roj teeb ua haujlwm tau zoo dua.
9. Cov Ntawv Siv Kho Mob Biomedical:
Cov hlau uas muaj qhov (porous), tshwj xeeb yog cov titanium thiab nws cov alloys uas muaj qhov (porous), tau pom muaj ntau daim ntawv thov hauv kev kho mob biomedical, xws li hauv kev cog hniav thiab kev cog hniav. Lawv qhov xwm txheej uas muaj qhov (porous) ua rau cov pob txha loj hlob, ua rau kev sib koom ua ke zoo dua nrog lub cev.
10. Cov Roj Hmab:
Cov khoom siv hlau uas muaj qhov ntxig tuaj yeem ua haujlwm ua cov electrodes hauv cov roj cell, uas ua rau cov pa roj yooj yim txav mus los thaum ua hluav taws xob.
Thov nco ntsoov tias qhov tshwj xeeb ntawm kev siv cov hlau porous lossis cov lim dej nyob ntawm hom hlau porous lossis alloy thiab qhov xwm txheej tseeb ntawm porosity (qhov loj me, kev faib tawm, thiab kev sib txuas ntawm cov pores).
yog li ntawd, yog tias muaj lus nug txog kev siv cov lim hlau sintered porous, thov koj xav tiv tauj peb.tiv tauj HENGKOlos ntawm emailka@hengko.com.
Cov Lus Nug Txog Cov Hlau Uas Muaj Qhov Ntsws
1. Vim li cas ho siv cov hlau uas muaj qhov ntxeem tau los ua lim dej?
Cov hlau uas muaj qhov (porous) yog ib yam khoom uas muaj cov qauv tshwj xeeb uas muaj cov qhov (pores) lossis cov qhov khoob sib txuas ua ke hauv nws lub cev khov kho. Qhov loj thiab qhov faib ntawm cov qhov (pore) tuaj yeem hloov kho kom haum rau cov kev xav tau ntawm kev siv tshwj xeeb, ua rau nws yog ib yam khoom siv tau ntau yam rau ntau yam lag luam.
Yog li ntawd, raws li cov haujlwm tshwj xeeb, cov hlau porous feem ntau siv rau hauv kev tsim cov lim dej vim muaj ntau yam laj thawj:
1. Qhov Loj ntawm Qhov Ncauj Tswj:Cov hlau uas muaj qhov me me tuaj yeem tsim kom muaj qhov loj me uas meej heev. Qhov no tso cai rau kev tsim cov lim dej uas muaj peev xwm lim tau tshwj xeeb, xws li tshem tawm cov khoom me me ntawm qee qhov loj me.
2. Muaj Zog:Cov lim hlau muaj lub zog siab, ua rau lawv ruaj khov thiab siv tau ntev. Lawv tuaj yeem tiv taus qhov kub thiab txias uas yuav ua rau lwm hom lim puas.
3. Kev Tiv Thaiv Tshuaj:Cov hlau feem ntau tiv taus ntau yam tshuaj lom neeg, ua rau lawv tsim nyog siv rau hauv cov chaw uas lawv yuav raug rau cov tshuaj corrosive.
4. Siv tau dua:Cov lim hlau tuaj yeem ntxuav thiab rov siv dua, uas yog ob qho tib si tsim nyog tus nqi thiab zoo rau ib puag ncig.
5. Kev Ruaj Ntseg Kub:Cov lim dej ua los ntawm cov hlau tuaj yeem ua haujlwm tau zoo hauv kev siv kub siab, uas tej zaum yuav tsis yog qhov teeb meem nrog cov lim dej ua los ntawm cov ntaub ntawv polymer.
6. Kev nkag tau:Vim lawv qhov ntxeem tau, cov ntaub ntawv no tso cai rau cov kua dej ntws ntau thaum tseem ntes thiab khaws cov khoom me me.
7. Muaj peev xwm rov qab ntxuav:Cov lim hlau tuaj yeem ntxuav rov qab kom tshem tawm cov khoom me me uas raug ntes, uas ua rau rov qab tau cov khoom muaj nqis thiab ua kom lub lim siv tau ntev dua.
Yog li ntawd, nyob ntawm seb daim ntawv thov thiab hom kua dej uas xav tau lim, cov lim hlau porous tuaj yeem yog qhov kev xaiv zoo heev.
2. Cov hlau uas muaj qhov porous ua li cas?
Cov hlau uas muaj qhov me me feem ntau yog tsim los ntawm cov txheej txheem hu ua sintering, uas cuam tshuam nrog kev ua kom sov cov hmoov hlau mus rau qhov kub qis dua nws qhov melting point, uas tso cai rau cov khoom me me sib xyaw ua ke thaum tswj hwm qhov porosity xav tau.
Cov txheej txheem ntawm kev ua cov hlau uas muaj qhov porous suav nrog kev tsim cov voids lossis cov qhov hauv cov hlau. Muaj ntau txoj hauv kev siv los ua qhov no, suav nrog hmoov metallurgy, sintering, thiab kev tsim khoom ntxiv. Hauv qab no yog cov lus piav qhia yooj yim ntawm txoj kev siv ntau, hmoov metallurgy:
1. Kev Tsim Hmoov Hlau:Kauj ruam thawj zaug hauv kev tsim cov hlau uas muaj qhov me me yog los tsim cov hmoov hlau. Qhov no tuaj yeem ua tiav ntau txoj hauv kev, suav nrog atomization (tshuaj tsuag cov hlau yaj rau hauv lub chamber uas nws khov ua hmoov) lossis kev siv tshuab milling.
2. Kev Sib Tov thiab Kev Sib Nqus:Cov hmoov hlau no raug sib xyaw nrog cov khoom siv khi lossis cov khoom siv tuav qhov chaw kom pab tswj tau cov qauv thaum lub sijhawm ua. Tom qab ntawd cov khoom sib xyaw no raug nias kom nruj hauv qab lub siab hauv lub pwm kom ua ib qho "ntsuab". Cov duab ntawm lub pwm yuav txiav txim siab qhov kawg ntawm cov hlau uas muaj qhov porous.
3. Kev Sintering:Cov khoom ntsuab ces raug cua sov hauv lub cub tawg kom kub dua qhov kub ntawm cov hlau yaj. Cov txheej txheem no, hu ua sintering, ua rau cov hlau sib txuas ua ke. Qhov kub siab kuj ua rau cov khoom siv khi lossis cov khoom siv tuav qhov chaw hlawv tawm lossis ua pa, tawm hauv cov qhov hws.
4. Txias thiab Ua tiav:Tom qab sintering, qhov hlau raug tso cai kom txias, tom qab ntawd nws yuav dhau los ua cov txheej txheem ntxiv xws li kev ua tiav lossis txheej kom txhim kho nws cov yam ntxwv ntawm qhov chaw.
Lwm txoj hauv kev yog siv kev tsim khoom ntxiv (feem ntau hu ua 3D printing), qhov twg cov hmoov hlau raug xaiv los yaj txheej los ntawm txheej raws li tus qauv digital. Qhov no tuaj yeem tsim cov duab nyuaj thiab cov qauv sab hauv uas yuav nyuaj lossis ua tsis tau nrog cov txheej txheem ib txwm muaj.
Qhov loj ntawm qhov pore, kev faib tawm, thiab kev sib txuas tuaj yeem tswj tau ntau yam thaum lub sijhawm tsim khoom, uas ua rau cov hlau porous haum rau ntau yam kev siv, suav nrog kev lim dej.
3. Cov hlau uas muaj qhov ntxeem tau zoo li cas?
Cov txiaj ntsig ntawm cov hlau uas muaj qhov porous suav nrog qhov sib piv ntawm thaj chaw loj thiab ntim, lub zog kho tshuab, kev ua kom sov thiab hluav taws xob, thiab lub peev xwm los kho qhov loj thiab kev faib tawm ntawm qhov pore. Cov yam ntxwv no ua rau nws muaj txiaj ntsig zoo rau kev siv xws li catalysis, filtration, thiab kev khaws cia lub zog.
4. Cov kev txwv ntawm cov hlau uas muaj qhov ntxeem tau yog dab tsi?
Cov hlau uas muaj qhov (porous) tej zaum yuav muaj zog tsawg dua piv rau cov hlau uas tsis muaj qhov (porous) vim muaj cov qhov khoob hauv cov khoom siv. Tsis tas li ntawd xwb, cov txheej txheem tsim khoom tuaj yeem nyuaj thiab kim heev.
5. Qhov txawv ntawm cov hlau uas muaj qhov qhib thiab cov hlau uas muaj qhov kaw yog dab tsi?
Cov hlau qhib-cell porous muaj cov qhov sib txuas uas nkag tau los ntawm qhov chaw ntawm cov khoom siv, thaum cov hlau kaw-cell porous muaj cov qhov kaw uas tsis nkag tau los ntawm qhov chaw.
6. Cov hlau hom twg siv tau los ua cov hlau uas muaj qhov ntxeem tau?
Cov hlau uas muaj qhov ntxig tau tuaj yeem ua los ntawm ntau yam hlau, suav nrog txhuas, titanium, nickel, tooj liab, thiab stainless hlau, thiab lwm yam.
7. Cov hlau uas muaj qhov ntxeem tau siv rau dab tsi?
Cov hlau uas muaj qhov ntxig muaj cov ntawv thov hauv kev lag luam xws li aerospace, biomedical engineering, chemical processing, thiab energy storage, thiab lwm yam.
8. Tej yam nyuaj uas cuam tshuam nrog kev tsim cov hlau uas muaj qhov porous yog dab tsi?
Cov teeb meem uas cuam tshuam nrog kev tsim cov hlau uas muaj qhov porous suav nrog kev tswj cov porosity uas xav tau, xyuas kom meej tias muaj cov khoom siv kho tshuab zoo, thiab tswj qhov loj me thiab kev faib tawm ntawm qhov pore.
9. Qhov porosity ntawm cov hlau porous yog dab tsi?
Qhov porosity ntawm cov hlau porous tuaj yeem yog txij li ob peb feem pua txog li 90% lossis siab dua, nyob ntawm seb cov kev xav tau ntawm daim ntawv thov.
10. Qhov tseem ceeb ntawm qhov loj ntawm cov qhov thiab kev faib tawm hauv cov hlau uas muaj qhov porous yog dab tsi?
Qhov loj ntawm cov qhov thiab kev faib tawm hauv cov hlau uas muaj qhov porous yog qhov tseem ceeb rau kev txiav txim siab txog cov khoom siv, xws li permeability, lub zog kho tshuab, thiab thaj chaw ntawm qhov chaw. Qhov no yog vim tias qhov loj ntawm cov qhov pore cuam tshuam rau qhov yooj yim ntawm cov kua dej ntws los ntawm cov khoom siv thiab thaj chaw ntawm qhov chaw muaj rau cov tshuaj tiv thaiv.
11. Cov hlau uas muaj qhov porous puas tuaj yeem hloov kho rau cov kev siv tshwj xeeb?
Yog, cov hlau uas muaj qhov porous tuaj yeem hloov kho rau cov kev siv tshwj xeeb los ntawm kev kho qhov loj me thiab kev faib tawm ntawm qhov pore, nrog rau hom hlau siv.
12. Cov hlau uas muaj qhov ntxeem tau muaj sia nyob ntev npaum li cas?
Lub neej ntev ntawm cov hlau uas muaj qhov (porous metal) nyob ntawm seb siv li cas thiab cov khoom siv twg. Feem ntau, cov hlau uas muaj qhov (porous metal) muaj lub neej ntev vim lawv ruaj khov thiab tiv taus xeb.
13. Cov hlau uas muaj qhov ntxeem tau puas siv tau dua tshiab?
Yog, cov hlau uas muaj qhov ntxeem tau tuaj yeem rov ua dua tshiab los ntawm kev yaj cov khoom thiab rov siv dua hauv cov ntawv thov tshiab.
14. Cov hlau uas muaj qhov porous puas siv tau rau hauv kev siv biomedical?
Qee hom hlau uas muaj qhov me me, xws li titanium thiab tantalum, yog cov khoom siv tau zoo rau lub cev thiab siv tau zoo rau kev siv kho mob. Cov qauv uas muaj qhov me me no tuaj yeem txhawb kom pob txha loj hlob thiab txhim kho kev sib koom ua ke nrog cov ntaub so ntswg ib puag ncig.
15. Yuav ua li cas thiaj kuaj tau cov hlau uas muaj qhov porous rau lawv cov yam ntxwv?
Cov hlau uas muaj qhov me me tuaj yeem kuaj xyuas cov khoom xws li porosity, permeability, thiab lub zog kho tshuab siv cov txheej txheem xws li scanning electron microscopy (SEM), kev ntsuam xyuas roj permeability, thiab kev ntsuam xyuas compression.
Tshawb nrhiav ntau yam tsis kawg ntawm cov hlau uas muaj qhov (porous)! Txij li kev hloov pauv cua sov zoo dua mus rau kev lim dej zoo dua, cov hlau uas muaj qhov (porous) muaj cov txiaj ntsig tshwj xeeb uas tuaj yeem hloov pauv koj txoj kev lag luam. Tiv tauj peb hnub no kom paub ntau ntxiv thiab pib tshawb nrhiav lub zog ntawm cov hlau uas muaj qhov (porous).
Txhua yam koj xav tau hu rau HENGKO kom tau txais kev daws teeb meem
Xa koj cov lus rau peb:
