Zirconia yakaoma alumina, inozivikanwawo seZTA chinhu chinosanganisa alumina ne zirconia. Musanganiswa uyu ndeweboka remakeramiki anonzi AZ maumbirwo.
Izvo Zvinoshamisa Maitiro eZTA
Zirconia yakaomeswa alumina inomira pachena nekuda, kuzvinhu zvayo. Inowana kushandiswa mumashandisi ekucheka maturusi uye akasiyana ekurapa minda. Simba repamusoro, kuoma, elasticity, kuomarara uye kupfeka kuramba kweAZ macomposites anoita kuti ave akakodzera zvakanyanya, zvezvikumbiro izvi.
Mechanical Properties yeZirconia Toughened Alumina
Property Value
Chemical Formula Zr-Al2O3
Density 4.1-4.38 g/cm3
Kuoma 1750-2100 Bhatani
Elasticity 45-49 x 10^6 psi
Flexure Strength 100-145 ksi
Pisces Ratio 0.26
Kuputsika Kuoma 5-7 MPa m^1/2
Coefficient of Thermal Expansion 8.0-8.1 x 10^ 6 1/C
Thermal Conductivity 20.0-21.0 W/mK
Shock Resistance 325 °C
Maximum Working Temperature 1650 °C
Cherechedza:Zvese zvivakwa zvinopihwa pakamuri tembiricha.
Chimiro cheZTA
Zirconia yakaoma alumina (ZTA) inozivikanwa nokuda kwesimba rayo kana ichienzaniswa nealuminium yakachena. Iri simba rinobva mukushandurwa kwezviyo zve zirconia pavanenge vari pasi pekunetseka.
Stress Induced Shanduko Toughening
Simba reZTA rinowedzera, kuburikidza nemaitiro anonzi stress induced transformation toughening. Iyi nzira inogadzira madhiri anotungamira mukutsemuka mune zirconium chimiro ichibvumira zirconium zvidimbu kuti zvishandure zvikamu uye kufamba zvakasununguka pakati pealumina particles..
Kusiyana-siyana kweZTA
ZTA inoratidza huwandu hwezvivakwa zvichiita kuti ive chinhu chakakosha mukushandisa. Muindasitiri inowana kushandiswa sechinhu chekubatanidza kutsiva uye kugadzirisa zvinangwa.
ZTA muIndasitiri Yezvokurapa
ZTAs yakakwirira kupfeka kuramba inoita kuti ive yakakodzera kugadzira yakakwira performance implants. Simba rayo rakatanhamara uye kusagadzikana kwekuora kunoita kuti ikwanise kumira mitoro isina kushatiswa ichiita kuti ive yakakodzera kutakura mitoro..
ZTA muKucheka Zvishandiso
Nekuda kwekuoma kwayo ZTA inowanzo shandiswa mukucheka maturusi pamwe chete nemafomu ealuminium mune simbi yekucheka zvikumbiro..
ZTA muInjini Zvikamu
injini zvikamu, labware zvinhu, ma crucibles emaindasitiri uye machubhu anoramba anogona kugadzirwa ese achishandisa ZTA.
ZTA mune sandblasting
Zirconia yakaoma alumina, inozivikanwawo seZTA inogona kushandiswa mumashandisirwo, kufanana nejecha.
Imwe yemabhenefiti eZTA mutengo wayo. Inowira pakati pemutengo wemhando yeAlumina neZirconium ichiita kuti iwedzere kudhura kana ichienzaniswa nemidziyo.Zirconia toughened alumina ine zvivakwa zvinoita kuti ive yakakodzera kushandiswa.. Kuwedzera kusimba kwayo kwekutyoka kunoita kuti inyatsoenderana nezvikamu zvinosangana nekukasira.Imwe mukana weZTA mafambisirwo ayo anobvumira kupisa kwakanaka kunokonzerwa nekukwesha.. Pamusoro pezvo iyo sintering process inoguma neiyo microstructure inowedzera kupfeka kuita.Kupfupikisa zirconia toughened alumina chinhu chinodhura chine zvinhu zvinobatsira kune akasiyana maindasitiri.. Simba rayo uye kuomarara kwakasanganiswa nekunaka kupfeka kuramba uye kupisa kwemafuta kunoita kuti ive sarudzo yakanaka muminda kubva kukurapa kusvika pakugadzira..