Intsingiselo yeMetal eneMingxunya
Yintoni iMetal eneMingxunya
Kufuphi, Iimetali ezinemingxuma zizinto ezinenethiwekhi edibeneyo enamacala amathathu yeemingxuma, okanye ii-voids, kwisakhiwo sazo esincinci esivumela ulwelo okanye iigesi ukuba zihambe ngaphakathi kwezinto.
Ezi pores zahluka ngobukhulu ukusuka kwiinanometers ukuya kwiimilimitha kwaye zihlala zenziwe ngeenkqubo ezifana nokusila, ukufutha okanye ukuplata nge-electroplating. Iintsimbi ezinemingxuma zineempawu ezikhethekileyo ezenza zibe luncedo kwiindlela ezahlukeneyo zokusebenza, kubandakanya ukuhluza, ukucocwa kwe-catalysis, ukugcinwa kwamandla, kunye nobunjineli bezonyango.
Ububanzi bezi zinyithi bunokulawulwa kwaye bulungiselelwe ukuhlangabezana neemfuno ezithile, ezinjeubungakanani bembobo, umthamo wembobokunyeindawo yomphezuluOku kulungiswa kuvumela ukulungelelanisa iintsimbi ezinemingxuma ukuze zihlangabezane neemfuno zezicelo ezahlukeneyo. Ngaphezu koko, ulwakhiwo lwemingxuma oludibeneyo lweentsimbi ezinemingxuma luvumela ukungena okuphezulu kunye nokwehla koxinzelelo oluphantsi, okunceda ukuhamba kolwelo kunye neenkqubo zokudlulisa ubunzima.
Kule mihla,Iintsimbi ezinemibhobhozidla ngokwenziwa ngeentsimbi zobunjineli eziqhelekileyo ezifana ne-aluminium, i-titanium, i-nickel kunye ne-copper, kodwa zinokwenziwa ngezinto ezingaqhelekanga ezifana ne-magnesium okanye i-zinc. Iimpawu zeentsimbi ezinemingxuma zixhomekeke kuhlobo lwesinyithi esisetyenzisiweyo, inkqubo yokwenziwa, kunye nobukhulu kunye nokusasazwa kweemingxuma. Iintsimbi ezinemingxuma zinokwenziwa ngeendlela ezahlukeneyo ezifana namaphepha, iityhubhu, amagwebu kunye neempuphu, nto leyo eyenza zibe zizixhobo ezinokusetyenziswa ngeendlela ezahlukeneyo.
Njengoko okulandelayo kudumileuluhlu lweentsimbi ezinemingxumaumzobo wesakhiwo kwimarike, ndiyathemba ukuba uza kukwenza wazi kakuhle ngesinyithi esineembobo.
Isisombululo Esimelana Nokugqwala kwizicelo zokuHlanza okuPhambili kunye nokuSasazwa kweGesi
I-Aluminiyam Enemingxuma
Ilula kwaye isebenziseka ngeendlela ezahlukeneyo ukuze kuphuculwe ukudluliselwa kobushushu kunye nokuncitshiswa kwesandi
I-Nickel enemingxuma
Amandla Aphezulu, Ukumelana Nobushushu Obuphezulu, Ilungele Ukulungiswa Okuphambili KweeCatalyst kunye Nezicelo Zebhetri.
Isisombululo Esisebenza Ngexabiso Eliphantsi Sokucocwa Okuchanekileyo kunye Nokuqhekeka Okulawulwayo kwiibheringi kunye neeFilters.
Iimpawu eziphambili kunye neenzuzo
Ukugquma:
Njengoko igama lisitsho, iintsimbi ezinemingxuma zibonakaliswa luthungelwano lwazo lweemingxuma ezidibeneyo. Iimingxuma zinokuhluka ngokuxhomekeke kwinkqubo yokwenziwa kwaye ziqala kwiipesenti ezimbalwa ukuya ngaphezulu kwama-90%.
Indawo Yomphezulu:
Iintsimbi ezinemingxuma zinomlinganiselo ophezulu womphezulu xa zithelekiswa nomthamo ngenxa yesakhiwo sazo esinemingxuma. Olu luhlu lomphezulu lunokusetyenziswa kwizicelo ezifana ne-catalysis, i-filtration kunye nokugcinwa kwamandla.
Iimpawu zoomatshini:
Iintsimbi ezinemibhobho zibonisa uluhlu lweepropati zoomatshini, kuxhomekeke kwizinto ezisetyenziswayo kunye nemibhobho. Iipropati zoomatshini zeentsimbi zinokulungiswa ngokulungelelanisa ubungakanani beembobo, imilo kunye nokusasazwa kwazo.
Ukuhambelana kwezinto eziphilayo:
Ezinye iintsimbi ezinemingxuma, ezifana ne-titanium kunye nee-alloys zayo, ziyahambelana ne-biochemical kwaye zingasetyenziswa kwizicelo zonyango ezifana nee-implants.
Ukuhamba kolwelo:
Iimbobo ezidityanisiweyo kwiintsimbi ezinemingxuma zivumela ukuhamba kolwelo, nto leyo eyenza ukuba zibe luncedo kwimisebenzi efana nokuhluza nokwahlulahlula.
Ukuqhuba kobushushu kunye nombane:
Ulawulo lobushushu kunye nombane lweentsimbi ezinemingxuma lunokulungiswa ngokutshintsha imingxunya kunye nesinyithi esisetyenziswa kwinkqubo yokwenziwa.
Izihluzi ezisebenza kakuhle ezineePore ezilawulwayo kunye namazinga okuhamba kakuhle kwegesi kunye nolwelo.
Izinto ezihlala ixesha elide nezinganyangekiyo kwiibheringi nakwiinkqubo zeHydraulic ezineempawu zokuthambisa eziphuculweyo.
Izisombululo Ezilungiselelwe Ubushushu Obuphuculweyo kunye Nokudluliselwa Kobuninzi Kwiinkqubo Zeekhemikhali NezePetrochemical Ezinobume Obuphezulu.
Isisombululo esiBalaseleyo soYilo kunye noBunjineli beNgxaki yokuHluza ephezulu
Ngaphezulu kokuqonda kwangaphambili, Siyazi ukuba isinyithi esineembobo ze-Sintered sinokubonelela ngeendlela ezahlukeneyoiipropati zokuhamba kunye nokuhluza ezinokwenziwa ngokwezifisoKwaye le nto ikhethekileyo iveliswa ngokusila, okubandakanya ukufudumeza umgubo wesinyithi ukuya kubushushu obungaphantsi nje kweqondo lokunyibilika kwawo, ukuvumela amasuntswana ukuba adibane ngelixa egcina imingxunya efunekayo. Ungayibumba ngokulula, uyifake ngomatshini, kwaye uyilawule imingxunya yayo, okwenza ibe yinto eguquguqukayo yokuphuhlisa nayiphi na inani leemveliso ezizodwa okanye izisombululo zenkqubo ezibandakanya ukulawula nokulawula ulwelo kunye neegesi.
Masithi nawe ujonge ezinye izinto ezikhethekileyo zeNkqubo yakho yokuhluza. Kwimeko enjalo, siyakumema ukubaQhagamshelana nathiNamhlanje ukuze sihlolisise indlela izisombululo zethu ze-metal media ezinemingxuma ezinokukunceda ngayo ekusombululeni imingeni yakho yobunjineli boyilo. Masisebenzisane kwaye sichonge izisombululo ezenzelwe wena ezihlangabezana neemfuno zakho ezizodwa.
Isicelo esiqhelekileyo seMetal enemingxuma
Iintsimbi ezinemingxuma kunye nezihluzi zesinyithi ezinemingxuma zisetyenziswa kwiindlela ezahlukeneyo zokusetyenziswa ngenxa yeempawu zazo ezikhethekileyo,
kuquka ukungena kwamanzi okuphezulu, ukuvuleka kwamanzi okulawulwayo, kunye namandla oomatshini. Nazi ezinye zeendlela eziqhelekileyo zokusetyenziswa:
1. Ukuhluza kunye noKwahlula:
Izihluzi zesinyithi ezinemingxuma zisetyenziswa kakhulu kwiinkqubo zokucoca zoshishino, apho zinceda khona ukwahlula izinto eziqinileyo kwizinto ezimanzi okanye iigesi.
Ziluncedo kakhulu kumashishini afana ne-petrochemical, i-chemical processing, kunye ne-oyile negesi ngenxa yokumelana kwazo namaqondo obushushu aphezulu kunye nezinto ezibolayo.
2. Ukunciphisa kunye nokusasaza:
Xa kugalelwa amanzi, kusetyenziswa isinyithi esineembobo ukusasaza igesi kulwelo, rhoqo ukuze kungene umoya kulwelo.
Oku kusetyenziswa kakhulu kunyango lwamanzi amdaka, ukuveliswa kwamayeza, kunye neenkqubo zokutya neziselo.
3. Ulawulo loxinzelelo:
Iindawo zesinyithi ezinemingxuma zingasetyenziswa kwizixhobo zokulawula uxinzelelo ezifana neevalvu zokunciphisa uxinzelelo okanye ii-breather kwimizi-mveliso eyahlukeneyo kuquka iimoto, ii-aerospace, kunye noomatshini bemizi-mveliso.
4. Izinzwa:
Iintsimbi ezinemingxuma zingasetyenziswa kwiintlobo ezithile zeesensa ngenxa yokuba zikwazi ukuvumela iigesi kunye nolwelo ukuba zidlule.
Ezi zinokufumaneka ekubekeni esweni okusingqongileyo, ekucutshungulweni kwemizi-mveliso, nakwizicelo zezempilo.
5. Ukunciphisa isandi:
Iintsimbi ezinemingxuma zihlala zisetyenziselwa ukunciphisa isandi okanye ukunciphisa ingxolo kumashishini ahlukeneyo, ukusuka kwiinkqubo zokukhupha umoya kwiimoto ukuya koomatshini bemizi-mveliso.
6. Izitshintshi zobushushu:
Iintsimbi ezinemingxuma zibonelela ngokuhanjiswa kobushushu okuhle kunye neempawu zokudlulisa ubushushu, nto leyo ezenza zibe zibalaseleyo kwizicelo ze-heat exchanger, ingakumbi kumashishini asebenza ngamaqondo obushushu aphezulu.
7. Inkxaso yeCatalyst:
Kwiinkqubo zeekhemikhali, isinyithi esineembobo singasetyenziswa njengenkxaso ye-catalyst, okuvumela indawo enkulu yomphezulu ukuba kwenzeke ukusabela. Oku kuqhelekile ukubonwa kwishishini le-petrochemical.
8. Ii-electrode zebhetri:
Iintsimbi ezinemingxuma zingasetyenziswa ekuveliseni ii-electrode zebhetri. Le mingxunya ivumela indawo engaphezulu yomphezulu, nto leyo ephucula ukusebenza kakuhle kwebhetri.
9. Izicelo ze-Biomedical:
Iimetali ezinemingxuma, ingakumbi i-titanium enemingxuma kunye nee-alloys zayo, zisetyenziswe kakhulu kwicandelo lezonyango, njengakwi-orthopedic implants kunye ne-dental implants. Indalo yazo yokuba nemingxuma ikhuthaza ukukhula kwamathambo, nto leyo ekhokelela ekudibaneni ngcono nomzimba.
10. Iiseli zeFuel:
Izinto zesinyithi ezinemingxuma zingasebenza njengee-electrode kwiiseli zepetroli, zivumela iigesi ukuba zihambe ngokulula ngelixa ziqhuba umbane.
Nceda uqaphele ukuba iinkcukacha zokusetyenziswa kwesinyithi esineembobo okanye izihluzi zixhomekeke kuhlobo lwesinyithi esineembobo okanye i-alloy kunye nohlobo oluchanekileyo lwembobo (ubukhulu, ukusasazwa, kunye nokunxibelelana kweembobo).
ngoko ke ukuba unemibuzo malunga nokusetyenziswa kwesihluzi sesinyithi esineembobo, nceda uzive ukhululekile ukubuza.nxibelelana no-HENGKOnge-imeyileka@hengko.com.
Imibuzo Ebuzwa Rhoqo Malunga neMetal Enemingxuma
1. Kutheni usebenzisa isinyithi esineembobo ukwenza isihluzi?
Isinyithi esinemingxuma sisixhobo esinesakhiwo esahlukileyo esinemingxuma okanye imingxuma edibeneyo ngaphakathi kwesakhelo sayo esiqinileyo. Ubungakanani bemingxuma kunye nokusasazwa kwayo kunokulungiswa ukuze kuhlangatyezwane neemfuno ezithile zokusetyenziswa, nto leyo eyenza ukuba ibe yinto eguquguqukayo kwiintlobo ngeentlobo zamashishini.
Ngenxa yemisebenzi ekhethekileyo, iintsimbi ezinemingxuma zihlala zisetyenziswa ekwenzeni izihluzi ngenxa yezizathu ezahlukeneyo:
1. Ubungakanani bePore eLawulwayo:Iintsimbi ezinemingxuma zinokwakhiwa ukuze zibe nobukhulu beemingxuma obuchanekileyo. Oku kuvumela ukwenziwa kwezihluzo ezinezakhono ezithile zokucoca, njengokususa amasuntswana anobukhulu obuthile.
2. Amandla aphezulu:Izihluzo zesinyithi zinamandla aphezulu oomatshini, nto leyo ezenza ziqine kwaye zihlale ixesha elide. Ziyakwazi ukumelana noxinzelelo oluphezulu kunye neemeko zobushushu ezinokonakalisa ezinye iintlobo zezihluzo.
3. Ukumelana neekhemikhali:Iintsimbi zihlala zichasana neekhemikhali ezahlukeneyo, nto leyo eyenza zifaneleke ukusetyenziswa kwiindawo apho zinokuchaphazeleka khona zizinto ezirhabaxa.
4. Ukuphinda isetyenziswe:Izihluzi zesinyithi zinokucocwa kwaye zisetyenziswe kwakhona, nto leyo engabizi kakhulu kwaye inobuhlobo nokusingqongileyo.
5. Uzinzo lobushushu:Izihluzi zesinyithi zinokuhlala ixesha elide xa kushushu kakhulu, nto leyo esenokungabi njalo ngezihluzi ezenziwe ngezinto zepolymer.
6. Ukukwazi ukuvunda:Ngenxa yokuba zinemingxuma emininzi, ezi zinto zivumela ukuhamba kolwelo okuphezulu ngelixa zibamba kwaye zigcina amasuntswana ngokufanelekileyo.
7. Amandla okuhlamba umva:Izihluzi zesinyithi zinokuhlanjwa ngasemva ukuze kususwe amasuntswana avalelekileyo, nto leyo evumela ukufunyanwa kwezinto ezixabisekileyo kwaye yandise ubomi besihluzi.
Ngenxa yoko, kuxhomekeke kwindlela esetyenziswa ngayo kunye nohlobo lolwelo olufuna ukuhluzwa, izihluzo zesinyithi ezinemingxuma zinokuba lukhetho oluhle kakhulu.
2. Yenziwa njani intsimbi eneembobo?
Isinyithi esinemibhobho ngokuqhelekileyo siveliswa ngenkqubo ebizwa ngokuba yi-sintering, equka ukufudumeza umgubo wesinyithi kubushushu obungaphantsi nje kweqondo lokunyibilika kwawo, okuvumela amasuntswana ukuba ahlangane kunye ngelixa egcina imibhobho efunekayo.
Inkqubo yokwenza iintsimbi ezinemingxuma ibandakanya ukudala imingxuma okanye iimbobo ngaphakathi kwesinyithi. Kukho iindlela ezahlukeneyo ezisetyenziswayo ukufezekisa oku, kubandakanya i-powder metallurgy, i-sintering, kunye nokuveliswa kwezinto ezongeziweyo. Apha ngezantsi kukho inkcazo elula yendlela eqhelekileyo, i-powder metallurgy:
1. Ukuveliswa koMqulu weSinyithi:Inyathelo lokuqala ekudaleni isinyithi esineembobo kukuvelisa umgubo wesinyithi. Oku kungenziwa ngeendlela ezahlukeneyo, kubandakanya i-atomization (ukutshiza umlambo wesinyithi esinyibilikisiweyo kwigumbi apho siqina khona sibe ngumgubo) okanye ukugaywa ngoomatshini.
2. Ukuxuba kunye nokuQinisa:Umgubo wesinyithi uxutywa ne-ejenti yokubopha okanye izinto zokubamba indawo ukunceda ukugcina isakhiwo ngexesha lokucubungula. Emva koko umxube uqiniswa phantsi koxinzelelo oluphezulu kwidayi ukuze wenze i-compact "eluhlaza". Imilo yedayi iya kumisela imo yokugqibela yenxalenye yesinyithi esineembobo.
3. Ukuhluza:Emva koko i-compact eluhlaza ifudunyezwa kwisithando somlilo ukuya kutsho kubushushu obungaphantsi kweqondo lokunyibilika kwesinyithi. Le nkqubo, eyaziwa ngokuba yi-sintering, ibangela ukuba amasuntswana esinyithi adibane. Ubushushu obuphezulu bubangela ukuba izinto ezibambayo okanye ezibamba indawo zitshise okanye ziphele, zishiye iimbobo.
4. Ukuphola kunye nokuGqiba:Emva kokucola, inxalenye yesinyithi iyavunyelwa ukuba iphole, emva koko ingadlula kwiinkqubo ezongezelelweyo ezifana nokugqitywa okanye ukugqunywa ukuze kuphuculwe iimpawu zayo zomphezulu.
Enye indlela kukusebenzisa ukwenziwa kwezinto ezongeziweyo (ezaziwa ngokuba yi-3D printing), apho umgubo wesinyithi unyibilikiswa ngokukhetha umaleko ngomnye ngokusekelwe kwimodeli yedijithali. Oku kunokudala iimilo ezintsonkothileyo kunye nezakhiwo zangaphakathi zemingxunya ebekuya kuba nzima okanye kungenzeki ukufezekisa ngeendlela zemveli.
Ubungakanani bemingxuma, ukusasazwa kwayo, kunye noqhagamshelo lwayo lunokulawulwa kakhulu ngexesha lenkqubo yokwenziwa kwayo, nto leyo eyenza ukuba iintsimbi ezinemingxuma zilungele ukusetyenziswa ngeendlela ezahlukeneyo, kuquka nokuhluzwa.
3. Zithini iingenelo zeentsimbi ezinemingxuma?
Iingenelo zeentsimbi ezinemingxuma ziquka umlinganiselo ophezulu wendawo ukuya kumthamo, amandla oomatshini, ukuhanjiswa kobushushu kunye nombane, kunye nokukwazi ukulungisa ubungakanani kunye nokusasazwa kweemingxuma. Ezi mpawu ziyenza ibe luncedo kwizicelo ezifana ne-catalysis, i-filtration, kunye nokugcinwa kwamandla.
4. Zithini iintsilelo zeentsimbi ezinemingxuma?
Iintsimbi ezinemingxuma zinokuba namandla amancinci xa kuthelekiswa neentsimbi ezingenamingxuma ngenxa yokuba kukho imingxuma ngaphakathi kwezinto. Ukongeza, inkqubo yokuvelisa inokuba nzima kwaye ibize kakhulu.
5. Yintoni umahluko phakathi kweentsimbi ezineembobo ezivulekileyo kunye neentsimbi ezivaliweyo?
Iintsimbi ezinemingxuma ezivulekileyo zinemingxuma edibeneyo enokufikelelwa kumphezulu wento, ngelixa iintsimbi ezinemingxuma ezivaliweyo zinemingxuma evaliweyo engenakufikelelwa kumphezulu.
6. Zeziphi iintlobo zeesinyithi ezinokusetyenziselwa ukwenza iisinyithi ezinemingxuma?
Iintsimbi ezinemingxuma zinokwenziwa ngeendidi ezahlukeneyo zeentsimbi, kuquka i-aluminium, i-titanium, i-nickel, i-copper, kunye ne-stainless steel, phakathi kwezinye.
7. Zithini iindlela ezisetyenziswa ngayo iintsimbi ezinemingxuma?
Iintsimbi ezinemingxuma zisetyenziswa kumashishini afana ne-aerospace, ubunjineli be-biomedical, ukucubungula iikhemikhali, kunye nokugcinwa kwamandla, phakathi kwezinye.
8. Ziziphi iingxaki ezinxulumene nokuveliswa kweentsimbi ezinemingxuma?
Imingeni enxulumene nokuvelisa iintsimbi ezinemingxuma ibandakanya ukugcina imingxunya efunekayo, ukuqinisekisa iimpawu ezilungileyo zoomatshini, kunye nokulawula ubungakanani beemingxuma kunye nokusasazwa kwazo.
9. Yintoni i-porosity yeentsimbi ezine-porous?
Ubungakanani bemibhobho yeentsimbi ezinamagqabi bunokuqala kwiipesenti ezimbalwa ukuya kuthi ga kwi-90% nangaphezulu, kuxhomekeke kwiimfuno zokusetyenziswa.
10. Ibaluleke ngantoni ubukhulu beembobo kunye nokusasazwa kwazo kwiintsimbi ezinembobo?
Ubungakanani bembobo kunye nokusasazwa kwayo kwiintsimbi ezinemibhobho kubalulekile ekumiseleni iimpawu zezinto, ezinje ngokungena kwamanzi, amandla oomatshini, kunye nommandla womphezulu. Oku kungenxa yokuba ubungakanani bembobo buchaphazela indlela ulwelo olunokugeleza lula ngayo kwizinto kunye nokuba ingakanani indawo yomphezulu ekhoyo ukuze kwenzeke iimpendulo.
11. Ngaba iintsimbi ezinemingxuma zingenziwa ngokwezifiso ukuze zisetyenziswe kwizicelo ezithile?
Ewe, iintsimbi ezinemingxuma zinokwenziwa ngokwezifiso ukuze zisetyenziswe ngendlela ethile ngokulungelelanisa ubungakanani beemingxuma kunye nokusasazwa kwazo, kunye nohlobo lwesinyithi esisetyenzisiweyo.
12. Ingakanani ixesha lokuphila kweentsimbi ezinemingxuma?
Ixesha lokuphila kweentsimbi ezinemingxuma lixhomekeke kwindlela ezisetyenziswa ngayo kunye nezinto ezithile ezisetyenzisiweyo. Ngokubanzi, iintsimbi ezinemingxuma zihlala ixesha elide ngenxa yokuqina kwazo okuphezulu kunye nokumelana nokugqwala.
13. Ngaba iintsimbi ezinemingxuma zingaphinda zisetyenziswe?
Ewe, iintsimbi ezinemingxuma zingaphinda zisetyenziswe ngokunyibilikisa izinto kwaye ziphinde zisetyenziswe kwizicelo ezintsha.
14. Ngaba iintsimbi ezinemingxuma zikhuselekile ukusetyenziswa kwizicelo zonyango?
Iintlobo ezithile zeentsimbi ezinemingxuma, ezifana ne-titanium kunye ne-tantalum, ziyahambelana ne-bio kwaye zingasetyenziswa ngokukhuselekileyo kwizicelo zonyango. Ulwakhiwo lwemingxuma lunokukhuthaza ukukhula kwamathambo kwaye luphucule ukudibana nezicubu ezijikelezileyo.
15. Iintsimbi ezinemingxuma zingavavanywa njani ukuze zifumane iimpawu zazo?
Iintsimbi ezinemingxuma zingavavanywa ukuze zibone iimpawu ezifana nokuvuleka, ukuvuleka, kunye namandla oomatshini kusetyenziswa iindlela ezifana nokuskena i-electron microscopy (SEM), uvavanyo lokuvuleka kwegesi, kunye novavanyo lokucinezela.
Fumanisa amathuba angapheliyo eentsimbi ezinemibhobho! Ukusuka ekudluliseleni ubushushu okuphuculweyo ukuya ekuhluzweni okuphuculweyo, iintsimbi ezinemibhobho zibonelela ngeenzuzo ezikhethekileyo ezinokuguqula ishishini lakho. Qhagamshelana nathi namhlanje ukuze ufunde okungakumbi kwaye uqale ukuhlola amandla eentsimbi ezinemibhobho.
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