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Sainzi yeCeramic foams. Dzinogadzirwa sei?

Foam ceramic ine nzvimbo yakakosha muhurongwa hwesainzi yezvinhu uye kufambira mberi kwayo. Kuwanda kushoma, maburi madiki uye hunhu hwakanaka hwekudzivirira hunoita kuti zvive zvinobatsira mukushandiswa kwakasiyana-siyana. Chinyorwa chakanyorwa pazasi chinotsanangura zvinhu zvakasiyana-siyana uye chinotsanangura nzira dzakasiyana dzekushandisa furo.Kugadzira zvedongo.

Chii chinoita kuti furo receramic nesimbi rizivikanwe?

Furo ringave re ceramic kana kutimafuro esimbiZvinogadzirwa negasi rinozadza mumaburi echinhu chepasi. Maburi anogona kuvharwa kana kuvharwa kana kubatana uye kusiiwa akavhurika. Chinhu chikuru chinotsanangura hunhu hwefuro ndiko kureba kwemaburi arinawo. Kazhinji, maburi kana nzvimbo dzisina chinhu dzinotangira pa75 - 90% yezvinhu zvepasi.

Mafuro eAruminiyamu Vs Mafuro eCeramic: Kuenzanisa

Mafuro earuminiyamu

Muchidimbu, furo resimbi isimbi ine nzvimbo dzine maburi egasi dzine huwandu hwakawanda hwehuwandu hwadzo. Mafuro esimbi emhando yepamusoro anowanzogadzirwa achichengetedza aruminiyamu sesimbi yekutanga.furo resimbiyakagadzirwa nearuminiyamu uko maburi anogadzirwa negasi kupinda musimbi inopisa. Gasi kana chinhu chinoparadzira chinogona kushandiswa kugadzira maburi muaruminiyamu yakanyungudutswa.

Maumbirwo efuro resimbi rearuminiyamuine mafiber ealuminium akabatana ari emhando mbiri. Mhando mbiri dzeFuro resimbi reAruminiyamumhando dzemasero akavhurikafuro rearuminiyamukana kuti rudzi rwemasero akavharwa. Kushandiswa kukuru kwemafuro aya ndekwekuti mafuro earuminiyamu anoramba achichinjika zvichienderana nehunhu hwakanaka hwaanoda. Nzvimbo yakakura, chimiro chakasiyana uye huremu hwakareruka ndizvo zvinhu zvinokwezva zveMafuro earuminiyamu.

Hunhu hwemafuro eAruminiyamu

Mafuro earuminiyamukazhinji ramba usina simba pamoto

Iyofuro rearuminiyamuine saizi iri pakati pe2-11 mm musero rega rega uye ine maburi angangoita 70 - 90%.

Zviyero zvefuro zvinogona kusiyana zvichienderana nemashandisirwo azvo uye zvinopa simba re44 MPa

Iyofuro resimbi rearuminiyamuine simba rekudzivirira rakakura kupfuura simbi yealuminium yakajairika iro rinogara ka100 kana kupfuura.

Kushandiswa kweAluminium Foams

Kuchengetedzeka kwemotokari kuri kuramba kuchizivikanwa zuva nezuva zvichibva pazvinhu zvakareruka sakafuro rearuminiyamu.

Kutorwa kweruzhafuro rearuminiyamuinogadzira zvinhu zvakanakisa zvekuwedzera mukugadzira mota

Mafuro earuminiyamudzakareruka uye dzinoshandiswa muindasitiri yendege.

Mafuro earuminiyamuZvinonyatsokodzera muindasitiri yevagadziri sezvo zvichishanda zvakanaka pakushongedza kana zvasanganiswa nehuni.

Foam yesimbi inogadzirwa sei?

Nzira yakakurumbira yekugadziraFuro realuminium kana furo resimbindiyo nzira yekupinza mhepo. Danho rekutanga rinosanganisira kugadzira simbi yakagadzirwa ne matrix composite uchishandisa ma oxides e aluminium ne magnesium kana silicon carbide. Kana kunyunguduka kwagadzirwa mhepo, nitrogen kana argon zvinopinzwa kuburikidza ne nozzle kana impellers kuti zvive nechokwadi chekuti zvinopararira zvakafanana mumusanganiswa.

Imwe nzira yekugadzira furo resimbi ndeyekushandisa chinhu chinopfuta. Kuora kunokonzerwa nekupisa kunoita kuti chinhu chinopfuta chiburitse magasi uye chigadzire maburi. Maindasitiri anoshandisawo imwe nzira yekugadzira gasi rakasimba kuti aite furo kana paine hydrogen. Mukugadzirwa kwakadaro, maburi acho anotangira pama micrometer gumi kusvika gumi.

 


 

Mafuro eCeramic

Mafuro eCeramic nekuda kwemaumbirwo awo emasero ave chikamu chakakosha mukugadzirwa kwezvinhu. Kugadzirwa kuri nyore kunosanganisira kushandiswa kwemapolymers ane slurry yeceramic. Muviri uchachengetedza ceramic muchimiro chayo uko tembiricha yakakwira uye hunhu hwekudzivirira hunowedzera kubatsira. Furo reCeramic rine mashandisirwo akasiyana-siyana akadai sekupisa, acoustic insulation uye mashandisirwo akasiyana-siyana anoshandisa simba rakawanda.

Hunhu hwemafuro eCeramic

Mafuro eCeramics anowanzo umbwa nemasero ane maburi. Chimiro chenetwork ine mativi matatu chakapfava, kune rumwe rutivi, chine nzvimbo dzinooneka kana maburi ari muchinhu chacho. Maburi ari mumasero ane saizi yakatwasuka uye anowanzo kuyerwa mumamirimita kusvika kuma micrometer. Kunyangwe mafuro eceramic ane maburi akaomarara, maburi anogarwa nemhepo kana gasi kusvika pa95 - 96%.

Kune mhando dzakasiyana dzemafuro eceramic akagadzirwa neSilicon Carbide, Alumina, Zirconia, Titania neSilica. Mafuro eceramic anozivikanwa nekureruka kwawo. Ane mukana wakanaka wekupindira zvakanaka kune zvinhu zvakasarudzwa. Simba rekudzvanya remafuro eceramic rakanaka kwazvo.

Hunhu hwemafuro aya eceramic hunoita kuti ave sarudzo yakanaka yekushandisa muchina.

 


 

Kushandisa mafuro eCeramic

Zvivako zvidiki zveindasitiri yeceramic zvave zvichibatsira muindasitiri yemagetsi. Zvinobatsira mukugadzira zvinhu zvakaita semabhatiri, maerekitirodhi nezvimwewo.

Hunhu hwekudzivirira hunoshandiswa neceramic kudzivirira kupisa hunoshandiswa kudzivirira kupisa. Hunogona kushandiswa sezvinhu zvekuvaka mukudzivirira kupisa kuti huve nebasa rekudzivirira kupisa uye simba.

Mafuro eCeramic anogona kushandiswa kudzora kusvibiswa. Kupinda kwemvura kunoita kuti ave chinhu chinoshanda chekugadzirisa kusvibiswa. Mafuro eCeramic anopa nzvimbo yepamusoro ye catalysts kuti ioxidize zvidimbu zvakabatwa.

Mafuro eCeramic anoshandiswawo kubatsira zvivakwa zvinotsigira muviri wemunhu nekuda kwekushanda kwawo mumuviri.

 


 

Nzira dzekugadzira zveCeramic

Dzimwe nzira dzakakurumbira dzekugadzira furo receramic dzinopihwa sereferensi pazasi:

Maitiro ekuita furo zvakananga

Maitiro acho anotanga nekugadzira simbi yeceramic slurry yozoteverwa nefuro. Kana polymerization yapera, mold inobviswa uye furo rinoumbwa rinoomeswa uye gare gare rinopiswa. Maitiro aya anogadzira maburi akasimba anogona kumira kushandiswa kwepamusoro.

Maitiro aya anobatsirwa nemushonga unofuro unotanga furo kana ukasanganiswa ne ceramic slurry unozogadzikiswa wozoteverwa nekuoma. Kugadzirwa kwe ceramic kwakavakirwa pa furo zvakananga kunozivikanwa kuti kuri nyore uye kwakavimbika uye kunobatsira kudzora porosity. Kugadzikiswa uku kunowanzoitwa kana zvawedzerwa zvanyatsoongororwa.

Kushandisa uye Zvakanakira

Inowanzo shandiswa muindasitiri yesimbi uko porosity inoita basa rakakosha

Mafuro akadaro anoshandiswa pakudzivirira kupisa

Nzira Yokukanda Gel

Kana homogeneity uye simba rakawanda zvichidikanwa, kukanda gel ndiyo nzira yakanakisisa yekugadzira zvedongoMaitiro acho ari nyore uye anotanga nekusanganisa colloidal suspension ne monomer inonyungudika mumvura uye furo rinoita kuti furo rive jelly. Mushure mekupomera, furo rinoita jelly. Kuumbwa kwejelly kunogadzira furo receramic rakasimba uye rakaomarara.

Kushandisa uye Zvakanakira

Inoshandiswa kugadzira mafirita kana ma membrane akasimba mumaindasitiri emakemikari

Minda yekurapa yezvinoiswa mumachira uye zvivakwa zvinotsigira

Maitiro aya anovimbisa kudzora maburi uye mwero wakaenzana.

Maitiro Ekukopa

Nzira yekukopa inosanganisira nzira yekugadzira zvedongoumo matope eceramic anoputirwa pamusoro pefuro. Furo repolymer rinozopiswa kuburikidza neSintering. Izvi zvinozoita furo receramic iro pakutanga rakafanana nefuro repolymer. Mafuro eceramic anogadzirwa netekinoroji yekudzokorora ane mukana wekupinda mukati uye simba shoma.

Kushandisa uye Zvakanakira

Inoshandiswa kugadzira ma geometri akaomarara akadai sema implants emapfupa mumunda we biomedical

Maindasitiri emotokari nendege anowanzo shandisa zviumbwa zvesimbi zvakagadzirwa nenzira yekukopa nekuda kwehuremu hwazvo hushoma.

Kufungisisa kwakanyatsoitwa panguva iyi kunoita kuti pasave nezvikanganiso zvisina basa muchimiro chakakosha chezvinhu.

Maitiro ekubatanidza starch

Nzira yekubatanidza starchkugadzira zvedongoKazhinji haina chepfu uye haina chepfu. Inodzivirira nharaunda uye inoshandisa tembiricha inosvika 300 - 600 degc pakupisa. Tembiricha iyi inoita kuti pasave nezvikanganiso panguva yekuumbwa kwefuro receramic.

Chinhu chinosanganisa simbi senge starch yemhando yefood chinowedzerwa muupfu hweceramic uye chozosanganiswa mumvura yakasanganiswa. Musanganiswa wacho unobva waitwa zvinhu zvakaita sekukurunga, kukanda, kuomesa uye pakupedzisira kuoma. Kana yaoma, chinhu chakagadzirwa chinopiswa pakupisa kwakanyanya zvichizogadzira furo receramic.

Kushandisa uye Zvakanakira

Inovimbisa kuti hapana zvikanganiso zvisina maturo

Nzira yekugadzira ceramic isingakuvadzi nharaunda

Nzira yeEmulsion

Munzira ye emulsion sezvinoreva zita racho, emulsions inoshandiswa kuitakugadzira zvedongokugadzira furo. Zvidimbu zveceramic zvinogadzirwa kuti zviunganidzwe mumusanganiswa wakagadzirwa nezvinwiwa zviviri zvisingasanganisike. Kana emulsion yangoumbwa uye yagadzikana, imwe chikamu chemvura inobviswa nekupwanyika kana kupiswa.

Kushandisa uye Zvakanakira

Maitiro e emulsion anoita kuti firita ishande zvakanaka saka inozivikanwa zvikuru mumasefa.

Dzinoshandiswa kugadzira zvinhu zvinodzivirira kupisa zvine maburi uye hadziremi.

Kunyangwe nzira iyi ichivimbisa kukura kwakanaka kwemaburi uye kupararira kwakafanana, kukosha kwenzira yekugadzira kunoita kuti nzira iyi ive yakaoma kushandisa.

Nzira yeSol gel

Nzira yeSol gel sezita rayo ndeyekushandura mhinduro kuita chimiro checeramic ukuwo mamiriro emakemikari achidzorwa muchikamu. Munzira yeSol gel yekugadzira zvedongomaburi anodzorwa zvakaoma pasina kukanganisa simba rechinhu chacho.

Kushandisa uye Zvakanakira

Nzira iyi inonyanya kushandiswa mukugadzira mafirimu, machira, ma sensor nezvimwewo.

Furo rakachena kwazvo rinogadzirwa

 


 

Mhedziso

Nyaya yacho yakafukidza kutsanangurwa kwemafuro, mhando dzakasiyana dzemafuro uye nzira dzepasi rose dzekugadzira furo receramic. Kune mafuro eceramic, kutonga kwenzvimbo kunoita basa rakakosha. Nzira dzakasiyana dzekugadzira dzinoita kuti nzvimbo yakanaka iunzwe patafura kuti ibatsire pakushandisa.


Nguva yekutumira: Chikumi-10-2026