Aluminium Nitride: Caaryada dhoobada ah ee wax-soosaarka sare leh iyo xalinta shubka aluminium nitride waa walxo dhoobo gees-goyn ah oo caan ku ah kuleylkeeda kuleylkeeda gaarka ah, guryaha korantada, iyo xasiloonida kiimikada. Waxqabadka ayaa ka sarreeya kan Alumina Ceramic & Nadiifinta Sare ee Alumina Ceramic.Waxa si weyn loogu isticmaalaa codsiyada wax soo saarka ee horumarsan halkaas oo waxqabadka sare iyo kalsoonida ay lagama maarmaan tahay. Khadka alaabtan waxaa ka mid ah aluminium nitride dhiman, nitride dhoobada dhoobada, iyo tuurista nitride aluminium, oo dhamaantood loogu talagalay inay buuxiyaan shuruudaha baahida ee hababka warshadaha casriga ah. Aluminium nitride caaryada dhoobada ah ayaa si gaar ah loogu farsameeyay inay u adkeyso heerkulka aad u daran iyadoo la ilaalinayo sharafta qaabdhismeedka. Caaryadani waxay ku fiican yihiin tuurista saxda ah iyo samaynta hawlgallada, iyagoo siinaya saxnaanta cabbirka sare iyo nolosha adeeg dheer. Isticmaalka alaabta dhoobada ee nitride waxay hubisaa isbeddelka ugu yar iyo dhamaystirka dusha sare, iyaga oo ka dhigaya doorasho la doorbido codsiyada saxda ah ee saxda ah. Mid ka mid ah faa'iidooyinka muhiimka ah ee nitride aluminium waa awoodda ay u leedahay inay si hufan u daadiso kuleylka. Tani waxay ka dhigaysaa doorasho aad u fiican qaybaha u baahan maaraynta kulaylka degdega ah, sida weelka kulaylka, substrate-ka elektarooniga ah, iyo baakadaha semiconductor. Isku dhafka kuleylka kuleylka sarreeya iyo joogtada ah ee dielectric hooseeya ayaa u oggolaanaya waxqabadka ugu fiican ee codsiyada soo noqnoqda iyo awoodda sare. Habka shubista nitride aluminiumku waxay ku lug leedahay isticmaalka farsamooyin gaar ah si loo qaabeeyo walxaha qaabab adag oo sax ah oo sarreeya. Wax-soo-saarkan waxa loo adeegsadaa warshado kala duwan, oo ay ku jiraan hawada sare, baabuurta, iyo elektiroonigga, halkaas oo la isku halleyn karo iyo waxqabadku muhiim yahay. Habka tuurista ayaa hubinaya cufnaanta isku midka ah iyo porosity-ka ugu yar, taasoo keentay badeecad dhamaadka tayada sare leh. Marka lagu daro kuleylkeeda iyo qalabka farsamada, nitride aluminiumku wuxuu soo bandhigayaa iska caabin aad u wanaagsan oo u leh daxalka kiimikada iyo oksaydhka. Tani waxay ka dhigaysaa mid ku haboon in lagu isticmaalo deegaan qallafsan halkaas oo alaabta kale laga yaabo inay hoos u dhacdo muddo ka dib. Dabeecaddeeda aan firfircoonayn ayaa sidoo kale ka dhigaysa mid la jaanqaadi karta maaddooyin kala duwan, taasoo kor u qaadaysa kala-duwanaanshaha codsiyada kala duwan. Naqshadeynta caaryada dhoobada nitride waxay ku daraysaa mabaadi'da injineernimada sare si loo hubiyo socodka ugu fiican iyo qaboojinta inta lagu jiro habka shubista. Caaryadaan waxaa badanaa loo habeeyey si ay u daboolaan baahiyo wax soo saar gaar ah, taas oo u oggolaanaysa dabacsanaan weyn iyo hufnaan xagga wax soo saarka. Isticmaalka nitride aluminium nadiif ah oo nadiif ah ayaa sii kordhinaysa waxqabadka iyo cimri dhererka alaabta ugu dambeysa. Marka la barbardhigo alaabada dhoobada dhaqameed, nitride aluminium waxay bixisaa horumar la taaban karo oo ku saabsan maaraynta kulaylka iyo dahaarka korantada. Tani waxay ka dhigaysaa doorashada la door biday codsiyada halka kulaylka diridda iyo go'doominta korantadu ay yihiin arrimo muhiim ah. Waxyaabaha gaarka ah ee walaxda ayaa sidoo kale gacan ka geysta hoos u dhaca isticmaalka tamarta iyo hagaajinta waxtarka nidaamka. Wax soo saarka nitride aluminiumku wuxuu u baahan yahay xakameyn sax ah heerkulka, cadaadiska, iyo ka kooban si loo hubiyo tayada iyo waxqabadka joogtada ah. Dhimashadan waxaa loo isticmaalaa habab kala duwan oo samaynta, oo ay ku jiraan qaabaynta duritaanka iyo extrusion, halkaas oo ay bixiyaan qaabeynta saxda ah iyo cimri dhererka muddada dheer. Isticmaalka dhoobada nitride ee codsiyadan waxay kaa caawinaysaa dhimista xidhashada iyo kharashka dayactirka. Dhanka wax soo saarka semiconductor, nitride aluminiumku wuxuu door muhiim ah ka ciyaaraa horumarinta substrate-yada waxqabadka sare leh iyo nidaamyada maaraynta kulaylka. Awoodeeda in ay si hufan ugu wareejiso kulaylka ka fog qaybaha xasaasiga ah waxay ka dhigaysaa shay lagama maarmaan u ah soo saarista qalabka elektiroonigga ah ee horumarsan. Codsiga caarada dhoobada nitride waxay ku fidsan tahay wax soo saarka dhaqameed si loogu daro goobo gaar ah sida qalabka caafimaadka, qalabka sayniska, iyo qalabyada saxda ah. Caaryadaan waxaa loogu talagalay inay la kulmaan heerarka tayada adag oo ay keenaan waxqabad la isku halayn karo oo ku jira xaalado adag. Isticmaalayaasha alaabooyinka nitride aluminium waxay inta badan muujiyaan awooddooda si ay u hagaajiyaan waxtarka nidaamka guud oo ay yareeyaan kharashyada hawlgalka. Adkeysiga walxaha iyo iska caabbinta xirashada ayaa ka dhigaya xal kharash-ku-ool ah isticmaalka muddada dheer. Intaa waxaa dheer, ku habboonaanteeda hababka wax soo saarka ee kala duwan waxay u oggolaanaysaa is-dhexgalka aan kala go 'lahayn ee khadadka wax soo saarka ee jira. Soo-saareyaasha raadinaya inay kor u qaadaan waxqabadka alaabtooda, aluminium nitride waxay bixisaa beddel la isku halleyn karo oo tayo sare leh oo loogu talagalay alaabada caadiga ah. Isku darka gaarka ah ee hantida ayaa ka dhigaysa mid ku habboon codsiyo kala duwan, laga soo bilaabo shubista warshadaha ilaa qalabka elektarooniga ah ee horumarsan. Baahida loo qabo nitride aluminiumku waxay sii socotaa inay koraan iyada oo warshaduhu ay raadinayaan xalal wax ku ool ah oo waara oo loogu talagalay baahiyahooda wax-soo-saarka. Marka ay tignoolajiyadu horumarto, isticmaalka maaddadan ayaa la filayaa in ay ku fido meelo cusub, taas oo muujinaysa qiimaheeda iyo wax-soo-saarkeeda. Haddii loo isticmaalo shubista, qaabaynta, ama qayb ahaan hababka elektaroonigga ah, aluminium nitride ayaa weli ah doorashada sare ee injineerada iyo ragga.
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
