Qaybaha Dhisme ee Ceramic Zirconia: Xalalka Waxqabadka Sare ee Injineerinka Casriga ah Qaybaha qaab dhismeedka dhoobada Zirconia waa qaybo lama huraan u ah tiro balaadhan oo ah codsiyada injineerinka sare, oo bixiya xoog gaar ah, adkeysi, iyo xasilooni kulayl. Qaybahaan waxaa laga sameeyay Zirconium dioxide, walxo caan ku ah caabbinta sare ee xirashada, daxalka, iyo heerkulka xad dhaafka ah. Natiijo ahaan, qaybaha qaabdhismeedka dhoobada zirconia ayaa si weyn loogu isticmaalaa warshadaha sida hawada hawada, baabuurta, aaladaha caafimaadka, iyo wax soo saarka warshadaha. Haddii aad raadinayso qaybo si sax ah loo farsameeyay ama xalal gaar loo sameeyay, qaybaha qaab dhismeedka dhoobada zirconia waxay bixiyaan isku darka ugu fiican ee waxqabadka iyo isku halaynta. Astaamaha muhiimka ah ee qaybaha qaab dhismeedka dhoobada zirconia waxaa ka mid ah sifooyin farsamo oo heersare ah, firfircoonitaan kiimikaad oo heer sare ah, iyo xasilloonida cabbir sare. Si ka duwan biraha dhaqameed, ceramics zirconia ma sameeyaan koronto waxayna aad ugu adkaystaan oxidation, iyaga oo ka dhigaya kuwo ku habboon in loo isticmaalo jawi adag. Intaa waxaa dheer, qaybahan waxay muujinayaan ballaarinta kulaylka hooseeya, taas oo hubinaysa waxqabadka joogtada ah xitaa marka lagu jiro xaaladaha heerkulka isbeddelaya. Qaab-dhismeedka yaryar ee gaarka ah ee dhoobada zirconia ayaa sidoo kale kor u qaadaysa adkaanta, taas oo u oggolaanaysa inay u adkeysato saameynta iyo walbahaarka iyada oo aan jabin. Marka ay timaado sharaxaad faahfaahsan oo ku saabsan qaybaha dhismaha dhoobada zirconia, waxaa muhiim ah in la ogaado in lagu soo saaray iyadoo la adeegsanayo farsamooyin horumarsan oo sintering ah, hubinta xakamaynta saxda ah ee cufnaanta, porosity, iyo dhamaystirka dusha sare. Tani waxay keenaysaa qaybo buuxiya qeexitaan sax ah oo si la isku halleyn karo u fuliyo muddo dheer. dhoobada Zirconia waxaa lagu heli karaa darajooyin kala duwan, oo ay ku jiraan wejiyada tetragonal iyo cubic, mid kastaa wuxuu bixiyaa faa'iidooyin kala duwan iyadoo ku xiran shuruudaha codsiga. Tusaale ahaan, zirconia tetragonal waxaa caadi ahaan loo adeegsadaa codsiyada xoogga badan, halka zirconia cubic loo doorbido hufnaanta indhaha iyo soo jiidashada quruxda. Qaybaha qaab dhismeedka dhoobada Zirconia waxay si weyn u isticmaalaan goobaha warshadaha iyo ganacsiga labadaba. Warshadaha hawada sare, waxa ay ka shaqeeyaan qaybaha mishiinada, gaashaanka kulaylka, iyo marawaxadaha marawaxadaha sababao ah awooda ay u leeyihiin in ay u adkeystaan heerkulka sare iyo walbahaarka farsamada. Dhinaca caafimaadka, qaybahan waxaa loo isticmaalaa beer-qaadaha prosthetic, dib-u-soo-celinta ilkaha, iyo qalabka qalliinka, halkaas oo ku habboonaanta noolaha iyo adkeysiga ay muhiim u yihiin. Intaa waxaa dheer, waaxda baabuurta, qaybaha qaab dhismeedka dhoobada zirconia waxaa loo isticmaalaa dareemayaasha, beddelayaasha catalytic, iyo nidaamyada qiiqa, taas oo gacan ka geysaneysa hagaajinta hufnaanta iyo hoos u dhigista qiiqa. Jawaab celinta isticmaale ee qaybaha qaabdhismeedka dhoobada zirconia waxay si joogto ah u muujisaa waxqabadkooda muddada dheer iyo shuruudaha dayactirka ugu yar. Isticmaalayaal badan ayaa soo sheegaya in qaybahan ay si weyn u yareeyaan wakhtiga dhimista oo ay kordhiyaan waxtarka nidaamka guud. Injineerada iyo soo saarayaasha ayaa inta badan ammaana saxnaanta iyo joogtaynta qaybaha dhoobada zirconia, iyaga oo xusay in ay ilaalinayaan daacadnimadooda xitaa ka dib marka ay muddo dheer soo gaadhaan xaalado adag. Isticmaalayaasha qaarkood waxay sidoo kale qadariyaan dabeecadda khafiifka ah ee dhoobada zirconia marka la barbar dhigo alaabta dhaqameed, taas oo u horseedi karta kaydinta tamarta iyo hagaajinta naqshadeynta. Su'aalaha caanka ah ee ku saabsan qaybaha qaabdhismeedka dhoobada zirconia waxay inta badan ku wareegaan waxtarkooda kharash-oolnimada, ikhtiyaarka habaynta, iyo waafaqsanaanta alaabta kale. Iyadoo dhoobada zirconia laga yaabo inay lahaato kharash bilaw ah oo sarreeya marka loo eego qaar ka mid ah beddelka, cimrigiisa iyo waxqabadkiisa ayaa ka dhigaya doorasho kharash-ool ah mustaqbalka fog. Habayntu waa mawduuc kale oo inta badan la is weydiiyo, maadaama codsiyo badani u baahan yihiin cabbiro gaar ah, qaabab, ama dhammaystir. Nasiib wanaag, soosaarayaasha qaybaha qaabdhismeedka dhoobada zirconia waxay bixiyaan xalal habaysan si loo daboolo baahiyaha gaarka ah. La jaanqaadka alaabta kale sidoo kale waa walaac, laakiin dhoobada zirconia guud ahaan waxay si fiican u shaqeysaa biraha, polymers, iyo ceramics kale, iyadoo la adeegsanayo farsamooyinka isku-xidhka saxda ah. Marka la soo koobo, qaybaha qaab dhismeedka dhoobada zirconia waxay u taagan yihiin xal goynta caqabadaha injineernimada casriga ah. Isku dhafka xoogga, adkeysiga, iyo isku-dhafka ayaa ka dhigaya doorasho ku habboon codsiyo badan oo kala duwan. Haddii aad naqshadaynayso badeecooyin cusub ama aad raadinayso beddelaad la isku halayn karo oo ah qaybaha jira, qaybaha qaab dhismeedka dhoobada zirconia waxay bixiyaan ikhtiyaar la xaqiijiyay oo waxtar leh. Horumarka joogtada ah ee sayniska maadiga ah, isticmaalka suurtagalka ah ee dhoobada zirconia waxay sii wadaysaa ballaarinta, adkeynta booskeeda sida walxaha muhiimka ah ee warshadaha waxqabadka sare leh ee adduunka oo dhan.
XOGTA TECH ZIRCONIA
|
ITEM
|
UNIT
|
Zro2
|
ZTA
|
|
Density
|
G/cm3
|
6.05
|
413
|
|
Bending Resistance
|
Mpa
|
1300
|
1000
|
|
Compressive Strength
|
Mpa
|
3000
|
3300
|
|
Elasticity Modulus
|
Gpa
|
205
|
320
|
|
Shock Strength
|
Mpam/2
|
12
|
10
|
|
Vaporization Coefficient
|
M
|
25
|
20
|
|
Vickers Hardness
|
HV0.5
|
1200
|
1700
|
|
Thermal Expansivity
|
10-6K-1
|
10
|
9
|
|
Conductivity
|
W/MK
|
2
|
20
|
|
Thermal Shock Resistance
|
AT℃
|
280
|
260
|
|
Maximum Service Temperature
|
℃
|
1200
|
1600
|
|
20℃ Volume Resistance
|
Ω
|
≥1010
|
≥1012
|
|
Dielectric Strength
|
KV/mm
|
-
|
-
|
|
Apparent Porosity
|
％
|
0
|
0
|
|
Permittivity
|
Er
|
-
|
-
|
|
Dielectric Loss Angle
|
tanδ
|
-
|
-
|
XOGTA teknoolojiyadda budada ZIRCONIA
|
Check Items
|
Results
|
|
Composition
|
ZrO2(HFO2)/Y2O3=94.48/5.22wt％
|
|
Al2O3 Conten
|
0.25％
|
|
SiO2 Conten
|
18.12ppm
|
|
Fe2O3 Conten
|
31.16ppm
|
|
Na2O Conten
|
8.1ppm
|
|
Cl-Conten
|
48.37ppm
|
|
Surface Area
|
7.38m2/g
|
|
Original Particle Size
|
32nm
|
|
Size Distribution
|
224nm
|
|
Igition Loss
|
3.17％(1100℃)
|
|
Apparent Density
|
1.24g/cm3
|
Kala xiriir Hada
