Zirconia siv rau hnav cov khoom tiv taus, cov khoom kub resistant
Zirconia ceramics yog cov ntaub ntawv muaj zog tshaj plaws hauv oxide ceramics. Nrog zoo heev cuam tshuam lub zog, siab hnav thiab corrosion kuj, thiab thermal conductivity tsawg, nws tau siv nyob rau hauv ib tug ntau yam ntawm daim ntaub ntawv, thiab nruam thiab mus tas li optimization xyuas kom meej tias cov khoom ib txwm ua tau raws li tam sim no.
Cov kev tsis txaus, xws li brittleness, kuj raug tshem tawm mus tas li. Hauv kev ua haujlwm siab ntawm ceramics nam, cov khoom siv high-tech- zirconia ceramics tau teeb tsa cov qauv tshiab thiab qhov tseem ceeb.qhov no txhais tau tias cov neeg tsim qauv muaj cov khoom siv los ua haujlwm nrog uas tso cai rau cov khoom zoo tuaj tawm txawm tias siv cov qauv paj ntaub. Tsis tas li ntawd, cov ceramic muaj qhov zoo ntawm tes, zoo biocompatibility, thiab siab corrosion kuj thiab durability. designers kuj txaus siab rau nws zoo nkauj tsos.
Daim ntawv thov ntawm Zirconia Ceramics
Kev lag luam kho mob:Zirconia yog dav siv nyob rau hauv cov tshuaj, tshwj xeeb tshaj yog nyob rau hauv kev kho hniav kev lag luam rau kev cog hniav, kho hniav thiab kho hniav.
Electronics kev lag luam:Zirconia yog siv hauv kev lag luam hluav taws xob los tsim cov insulators, substrates thiab cov khoom siv hluav taws xob.
Aerospace:Zirconia yog siv nyob rau hauv aerospace kev lag luam rau lub cav Cheebtsam thiab rwb thaiv tsev vim nws kub tsis kam thiab thermal conductivity tsawg.
Kev lag luam semiconductor:Hauv kev lag luam semiconductor, zirconia yog siv los tsim cov txheej txheem insulating, capacitors thiab rooj vag dielectrics.
Kev lag luam tshuaj:Vim nws cov tshuaj tiv thaiv siab, zirconia yog siv hauv kev lag luam chemical los tsim cov tshuaj tiv thaiv corrosion, cov hlab ntsha thiab cov ntim tshuaj.
Mechanical Engineering:Zirconia yog siv nyob rau hauv mechanical engineering rau cov khoom uas muaj kev hnav tsis kam thiab ua haujlwm ntev, xws li cov kabmob, cov ntsaws ruaj ruaj thiab cov lus qhia.
Kev lag luam hniav nyiaj hniav kub:Vim nws cov khoom zoo nkauj thiab tawv tawv, zirconia yog siv hauv kev lag luam hniav nyiaj hniav kub, xws li rings, pendants thiab tsej.
Kev lag luam ceramic:Zirconia yog siv los ua ib qho ntxiv hauv kev lag luam ceramic los txhim kho lub zog thiab kav ntev ntawm cov ntaub ntawv ceramic.
Kev tsim hluav taws xob:Hauv kev tsim hluav taws xob, zirconia yog siv rau hauv cov ntawv thov kub xws li roj turbines thiab roj hlwb.
Automotive Kev Lag Luam:Zirconia yog siv rau hauv cov khoom siv ua haujlwm siab hauv kev lag luam tsheb, xws li pob bearings, cov ntsaws ruaj ruaj thiab cov khoom kub kub.
Kev lag luam zaub mov:Hauv kev lag luam khoom noj khoom haus, zirconia yog siv rau hauv kev tsim cov cuab yeej, grinders thiab lwm yam khoom uas yuav tsum tau hnav tsis kam thiab ua haujlwm ntev.
Aerospace Kev Lag Luam:Zirconia yog siv nyob rau hauv kev lag luam aerospace los tsim cov khoom kub-resistant, tsis tshua muaj zog thiab muaj zog cov khoom xws li cav thiab cov khoom siv.
ZOS2 | |||||
Xim | Dawb | ||||
Cov ntsiab lus tseem ceeb feem pua | 95% ZrO2 | ||||
Cov yam ntxwv tseem ceeb | High Mechanical Strength Zoo hnav thiab kub ua hauj. | ||||
Cov ntawv thov tseem ceeb | Hnav thiab Kub Resistant Parts. | ||||
Qhov ntom | g/cc | ASTM-C20 | 6.02 ib | ||
Kev nqus dej | % | ASTM-C373 Cov khoom lag luam | 0 | ||
Mechanical yam ntxwv | Vickers Hardness (Load 500g) | GPa | ASTM C 1327-03 Cov khoom siv | 13.0 Nws | |
Flexural zog | Mpa | ASTM C1161-02C | 1250 | ||
Compressive zog | Mpa | ASTM C773 | 3000 | ||
Young's Modulus ntawm Elasticity | GPa | ASTM C 1198-01 Cov Lus Qhia | 210 | ||
Poisson tus ratio | - | ASTM C 1198-01 Cov Lus Qhia | 0.31 Nws | ||
Fracture Toughness | MPa.m1/2 | ASTM C1421-01b (Kevron notched beam) | 6~7 | ||
Thermal yam ntxwv | Coefficient ntawm Linear Thermal Expansion | 40~400 ℃ | × 10-6/ ℃ | ASTM C372-94, ASTM C372-94 Cov | 10.0 |
Thermal conductivity | 20 ℃ | W/ (m.k) | ASTM C408-88 Cov | nees nkaum ob | |
Tshwj xeeb kub | J/ (Kg.K) × 103 | ASTM E 1269 Cov Lus Qhia | 0.46 ib | ||
Cov yam ntxwv tshuaj | Nitric acid (60%) | 90 ℃ | WT Loss (mg/cm2/ hnub) | - | 0 |
Sulfuric acid (95%) | 95 ℃ | - | |||
Caustic Soda (30%) | 80 ℃ | - |