Alumina Ulaha dhoobada: Waxqabadka Sare ee Baffle Solutions ee Codsiyada Warshadaha
Ulaha dhoobada alumina waa walxo badan oo waara oo loo isticmaalo codsiyada warshadaha kala duwan, gaar ahaan sida qaybaha baffle. Ulahaan waxaa lagu yaqaanaa xooggooda sare, caabbinta kulaylka, iyo qallafsanaanta kiimikada, taas oo ka dhigaysa mid ku habboon bay'ada u baahan waxqabad la isku halleyn karo oo hoos yimaada xaalado adag. Ka mid ah noocyada badan ee alaabooyinka aluminium-ku-saleysan, alumina ul baffle, alumina baffle strip, iyo alumina ul baffle strip waxaa si weyn looga faa'iidaystaa wax soo saarka, habka kiimikada, iyo codsiyada heerkulka sare. Sharaxaadda alaabtani waxay bixisaa dulmar qotodheer oo ku saabsan qaybaha dhoobada, muujinta sifooyinkooda, faa'iidooyinka, iyo isticmaalka suurtagalka ah.
Ujeedada aasaasiga ah ee usha aluminiumka ah waa in la xakameeyo ama la toosiyo socodka alaabta, gaaska, ama dareerayaasha nidaamka dhexdiisa. Inta badan waxaa lagu isticmaalaa foornooyinka, kilns, iyo qalabka kale ee heerkulka sare leh halkaas oo biraha dhaqameedku si dhakhso ah u hoos u dhacaan. Xarigga alumina baffle wuxuu u adeegaa shaqo la mid ah laakiin caadi ahaan waa ka khafiifsan yahay oo dabacsanaan badan yahay, taas oo u oggolaanaysa rakibidda iyo habaynta. Marka la isku daro xariijinta usha alumina ee baffle, nashqada waxay bixisaa hufnaanta qaabdhismeedka la xoojiyay iyada oo la ilaalinayo dabacsanaanta, taas oo ka dhigaysa mid ku habboon codsiyo kala duwan.
Tilmaamaha muhiimka ah ee ulaha dhoobada alumina waxaa ka mid ah qallafsanaan gaar ah, porosity hooseeya, iyo caabbinta sare ee xirashada iyo daxalka. Guryahani waxay xaqiijinayaan waxqabadka muddada dheer xitaa xaaladaha daran. Intaa waxaa dheer, maaddada dabeecadeeda aan firfircoonayn ayaa ka dhigaysa mid ku habboon in lagu isticmaalo kiimikooyin iyo walxo kala duwan iyada oo aan hoos u dhicin. Xasiloonida kulaylka ee ulaha dhoobada alumina waxay u oggolaaneysaa inay sii wataan qaabkooda iyo shaqeyntooda heerkul sare, taas oo muhiim u ah codsiyada sida daaweynta kulaylka, soosaarka dhalooyinka, iyo wax soo saarka semiconductor.
Marka la eego nashqadaynta, ul alumina baffles waxaa lagu soo saari karaa cabbirro kala duwan iyo qaabeyn si loo buuxiyo shuruudo gaar ah. Xarigga alumina baffle inta badan waa la gooyaa dhererka caadada iyo ballaadhka, taasoo bixisa laqabsiga qalabyada gaarka ah. Isku-dhafka qaybahan ee nidaamyada warshadaha waxay gacan ka geystaan hagaajinta waxtarka, yaraynta dayactirka, iyo kordhinta cimriga qalabka. Awoodda ay u leeyihiin in ay u adkeystaan culeyska farsamada iyo isbedbeddelka kulaylka ayaa ka dhigaya door door ah oo ka duwan qalabka caadiga ah ee warshado badan.
Sharaxaada faahfaahsan ee ulaha dhoobada alumina waxay muujinayaan muhiimada ay u leeyihiin xalalka injineernimada casriga ah. Haddi loo isticmaalo sidii ulo gaar ah, xariijimo, ama lagu dhex daro shirarka waaweyn, qaybahan ayaa door muhiim ah ka ciyaara hubinta isku halaynta shaqada. Iska caabbinta nabar-goynta iyo weerarka kiimikaad waxay sii kordhinaysaa ku habboonaanshahooda deegaan baahida loo qabo. Intaa waxaa dheer, dabeecadda khafiifka ah ee ulaha dhoobada alumina waxay gacan ka geysataa fududaynta maaraynta iyo rakibidda, yaraynta kharashka guud iyo shuruudaha shaqada.
Markaad tixgalinayso isticmaalka alumina ul baffle, alumina baffle strip, ama alumina ul baffle strip, waxaa lagama maarmaan ah in la fahmo baahiyaha gaarka ah ee codsiga. Qaybahan waxaa caadi ahaan laga helaa foornooyinka warshadaha, kulaylka beddelayaasha, iyo reactors kiimikaad, halkaas oo ay ka caawiyaan maaraynta dhaqdhaqaaqa gaaska kulul iyo alaabta. Intaa waxaa dheer, waxaa loo isticmaalaa soo saarista dhoobada, biraha, iyo walxaha kale ee waxqabadka sare leh, halkaas oo xakamaynta saxda ah ee heerkulka iyo socodka ay lagama maarmaan tahay. Kala duwanaanshaha alaabtan ayaa ka dhigaysa hanti qiimo leh oo qaybo kala duwan ah, oo ay ku jiraan tamarta, baabuurta, iyo hawada hawada.
ALUMINA TECH DATA
|
ITEM
|
UNIT
|
99.9 ALUMINA
|
|
Density
|
G/cm3
|
3.94
|
|
Bending Resistance
|
Mpa
|
500
|
|
Compressive Strength
|
Mpa
|
3300
|
|
Elasticity Modulus
|
Gpa
|
400
|
|
Shock Strength
|
Mpam/2
|
5.2
|
|
Vaporization Coefficient
|
M
|
12
|
|
Vickers Hardness
|
HV0.5
|
2000
|
|
Thermal Expansivity
|
10-6K-1
|
8.0
|
|
Conductivity
|
W/MK
|
28
|
|
Thermal Shock Resistance
|
AT℃
|
280
|
|
Maximum Service Temperature
|
℃
|
1750
|
|
20℃ Volume Resistance
|
Ω
|
≥1015
|
|
Dielectric Strength
|
KV/mm
|
30
|
|
Apparent Porosity
|
％
|
0
|
|
Permittivity
|
Er
|
10
|
|
Dielectric Loss Angle
|
tanδ
|
0.001
|
ALUMINA budada TECH XOGTA
|
ITEM
|
LS-110
|
LS-120
|
LS-130
|
LS-110F
|
LS-220
|
LS-210
|
|
LOI(％)
|
0.02
|
0.02
|
0.05
|
0.08
|
0.03
|
0.01
|
|
Na2O(％)
|
0.05
|
0.04
|
0.03
|
0.05
|
0.07
|
0.08
|
|
SiO2(％)
|
0.07
|
0.07
|
0.07
|
0.09
|
0.02
|
0.02
|
|
Fe2O3(％)
|
0.03
|
0.03
|
0.03
|
0.03
|
0.02
|
0.02
|
|
Al2O3(％)
|
99.9
|
99.9
|
99.9
|
99.9
|
99.9
|
99.9
|
|
average grain diameter(um)
|
1.7
|
2.1
|
2.2
|
1.1
|
2.7
|
2.9
|
|
αgrain diameter(um)
|
1-2
|
1-3
|
2-4
|
1-2
|
2-3
|
3-5
|
|
BET Surface Area(m2/g)
|
1.9
|
1.4
|
1.4
|
3.2
|
1.6
|
0.9
|
|
Pressure-induced volume density(g/cm3)*
|
2.22
|
2.27
|
2.31
|
2.29
|
2.22
|
2.32
|
|
Forming density(g/cm3)**
|
2.13
|
2.20
|
2.23
|
2.33
|
2.17
|
2.30
|
|
Sintering volume density(g/cm3)**
|
3.78
|
3.79
|
3.78
|
3.89
|
3.81
|
3.77
|
|
Line collection efficiency(％)
|
18.0
|
17.2
|
16.7
|
15.7
|
17.5
|
15.3
|
Kala xiriir Hada
