Tiirka dhoobada ee Zirconia ee Midabka Buluuga ah: Tiirka dhoobada ah ee raagaya iyo qaabaysan ee codsiyada casriga ah Tiirka Zirconia ee Midabka Buluuga ah waa tiir dhoobo tayo sare leh oo loogu talagalay in lagu daro soo jiidashada quruxda iyo cimri dhererka gaarka ah. Laga soo farsameeyay walxaha zirconia ee horumarsan, tiirkan dhoobada buluuga ah ee zirconia wuxuu bixiyaa isku-dar gaar ah oo xoog, xarrago, iyo shaqeyn. Waxqabadka ayaa ka sarreeya kan Alumina Ceramic & Nadiifinta Sare ee Alumina Ceramic.Haddii loo isticmaalo naqshadaynta naqshadaha, qurxinta gudaha, ama codsiyada warshadaha, tiirka dhoobada buluuga ah ee zirconia ayaa u taagan sidii doorasho la isku halleyn karo oo la isku halleyn karo. Midabkeeda buluuga ah ee soo jiidashada leh waxay ku dareysaa taabasho firfircoon meel kasta, taasoo ka dhigaysa ikhtiyaar ku habboon goobaha la dego iyo ganacsiga labadaba. Astaamaha Muhiimka ah ee Tiirka Zirconia ee Midabka Buluuga ah Tiirkan zirconia waxaa lagu farsameeyay si sax ah si uu u bixiyo waxqabad sare iyo saameyn muuqaal ah. Midabka buluuga ah ee tiirarka zirconia dhoobada ayaa kor u qaadaya muuqaalkeeda casriga ah, taas oo ka dhigaysa mid ku habboon gudaha gudaha casriga ah. Maaddadu waxay caan ku tahay caabbinta xirashada, daxalka, iyo heerkulka sare, hubinta isticmaalka muddada dheer ee deegaanno kala duwan. Intaa waxaa dheer, tiirka dhoobada buluuga ah ee zirconia waa mid aan dabo lahayn oo si fudud loo nadiifin karo, taas oo ka dhigaysa doorasho aad u fiican meelaha u baahan dayactir joogto ah. Dusha siman ee tiirka iyo qaabka labbiska ah ayaa gacan ka geysta soo jiidashada guud iyo fududaynta rakibidda. Tiirka Zirconia ee midabka buluuga ah waxaa lagu soo saaray iyadoo la adeegsanayo tignoolajiyada dhoobada sare leh, taas oo hubinaysa tayada iyo joogteynta heer sare ah. Tiirka buluuga ah ee zirconia dhoobada ayaa lagu heli karaa cabbirro iyo qaabeyn badan, taas oo u oggolaanaysa dabacsanaanta naqshadeynta iyo codsiga. Waxay ku habboon tahay in la taageero qaab-dhismeedyada, walxaha qurxinta, ama sifo gooni ah oo gudaha iyo dibaddaba ah. Tiirka dhoobada buluuga ah ee zirconia ayaa sidoo kale u adkeysanaya inuu dhoco, isagoo ilaalinaya muuqaalkiisa firfircoon waqti ka dib. Tani waxay ka dhigaysaa door caan ah oo ka dhex jira naqshadeeyayaasha, naqshadeeyayaasha, iyo mulkiilayaasha guryaha ee raadinaya xal waara oo qurux badan. Isticmaal Kiisaska Sariirta Zirconia ee Midabka Buluuga ah Tiirka zirconia ee midabka buluuga ah waxaa loo isticmaali karaa codsiyo kala duwan. Mashruucyada qaab-dhismeedka, waxay u adeegtaa sidii taageero qaab-dhismeed ama walxaha qurxinta, oo ku daraya labadaba xoogga iyo xiisaha muuqaalka. Naqshadaynta gudaha, tiirarka zirconia dhoobada buluuga ah waxay kor u qaadi kartaa quruxda qolalka fadhiga, jikada, iyo musqulaha. Goobaha ganacsiga sida makhaayadaha, hudheelada, iyo dukaamada tafaariiqda, tiirka dhoobada buluuga ah ee zirconia ayaa bixiya muuqaal casri ah oo soo jiidasho leh. Intaa waxaa dheer, tiirka zirconia ee midabka buluuga ah waxaa inta badan loo isticmaalaa qaabaynta dhulka iyo rakibaadda dibadda, halkaas oo adkaysigeeda iyo midabaynta midabkeedu ay ka dhigaan doorasho la door bidayo. Dib u eegisyada Isticmaalaha Tiirka Zirconia ee Midabka Buluugga ah Macaamiisha iibsaday tiirka zirconia ee midabka buluuga ah waxay ammaanaan isku dhafka quruxda iyo shaqeynta. Isticmaalayaal badan ayaa muujiya awooda tiirarka u adkeysiga xaaladaha adag iyadoo la ilaalinayo midabkiisa buluugga ah ee firfircoon. Mid ka mid ah macaamiisha ayaa sheegay sida tiirka dhoobada buluuga ah ee zirconia uu u beddelay qolkooda fadhiga meel aad u casri ah oo qurux badan. Isticmaale kale ayaa ka mahad celiyay fududaynta rakibidda iyo dabeecadda muddada dheer ee alaabta. Guud ahaan, jawaab-celinta waxay ka tarjumaysaa heerarka qanacsanaanta sare ee la xidhiidha tiirka zirconia ee midabka buluuga ah.
Aluminium NITRIDE
|
ITEM
|
UNIT
|
Indicators
|
Testing Standards
|
|
Color status
|
-------
|
Grey
|
3.2
|
|
Volume density
|
G/cm3
|
≥3.33
|
GB/T 2413
|
|
Thermal conductivity
|
20℃,W(m.k)
|
≥170
|
GB/T 5598
|
|
Dielectric constant
|
1MHz
|
8～10
|
GB/T 5594.4
|
|
Breakdown strength
|
KV/mm
|
≥17
|
GB/T 5593
|
|
Bending Resistance
|
MPa
|
≥450
|
GB/T 5593
|
|
Warpage
|
Length‰
|
≤2‰
|
-
|
|
Surface Roughness
|
um
|
0.3～0.6
|
GB/T 6062
|
|
Water absorption rate
|
％
|
0
|
GB/T 3299-1996
|
|
Volume Resistivity
|
20℃,Ω.cm
|
≥1013
|
GB/T 5594.5
|
|
Coefficient of Thermal expansion
|
10-6/℃
|
20～300℃
|
2～3
|
GB/T 5593
|
|
300～800℃
|
2.5～3.5
|
ALUMINA NITRIDE POWDER TECH DATA
|
ITEM
|
SPEC
|
RESULT
|
|
Mean Particle Size(um)
|
60-100
|
97.55
|
|
Y2O3 (WT％)
|
5
|
5
|
|
Bulk Density(g/cm3)
|
0.8～1.0
|
0.84
|
|
Fluidity(s/50g)
|
80～100
|
90.87
|
|
Impurity
|
Ca(ppm)
|
＜ 500
|
200
|
|
Si(ppm)
|
＜ 100
|
13
|
|
Fe(ppm)
|
＜ 30
|
＜ 10
|
Kala xiriir Hada
