Calcined Alumina
Hauj lwm lawm
Kev tsis
Khoom Description
Calcined alumina yog cov khoom siv siab tshaj -purity ua los ntawm kev siab siab -kub calcination ntawm industrial alumina los yog aluminium hydroxide ntawm 1250℃C-}1450℃C. Tsis zoo li cov hmoov alumina zoo tib yam, nws dhau los tswj qhov kub thiab txias thiab additive free sintering kom tiav cov theem hloov mus rau alumina lumina, crystalline lumina. thiab ruaj khov siv lead ua qauv. Nws cov ntsiab lus Al ₂ O ∝ siab li 99.5%, nrog ultra-low impurities thiab uniform particle loj faib. Nws yog cov khoom siv tseem ceeb rau cov ntaub ntawv refractory, precision ceramics, cov khoom siv hluav taws xob, thiab polishing abrasives. Thiab nws muaj zoo thermal stability, tshuaj inertness, thiab mechanical hardness.
Technical data
Nws muaj kev ruaj ntseg thiab kev lag luam validated tsis uas txhawb nws txhim khu kev qha kev ua tau zoo nyob rau hauv ntau yam kev siv. Txhua qhov ntsuas tau raug lees paub los ntawm thib peb-chaw kuaj xyuas tog kom paub tseeb tias qhov tseeb thiab sib xws.
|
Hom |
AL2O3 (%) |
SiO 2 (%) |
Fe2O 3 (%) |
Na2O (%) |
LOL (%) |
Muaj tseeb tiag (g / cm3) |
Kev hloov pauv tus nqi% |
Nruab nrab Qib (um) |
Thawj Crystal Size ua |
|
A10 MP |
99.5 |
0.02 |
0.02 |
0.15 |
0.15 |
3.95 |
95 |
25 |
2-4 |
|
A30 MP |
99.3 |
0.02 |
0.02 |
0.15 |
0.15 |
3.95 |
93 |
25 |
3-5 |
Khoom qeb
Cov khoom tau muab faib ua pawg xws li boron fluoride, ntshiab fluoride, thiab tsis muaj mineralizer raws li cov qauv mineralizer. Lub fineness ntawm alumina micro hmoov yog li ntawm 325 mesh mus rau 800 mesh. Nws cov koob muaj xws li qhuav nias / isostatic nias, kub tuag casting / txhaj tshuaj molding, cov ntaub ntawv refractory, casting thiab shaping, thiab ceramic granulation hmoov. Cov xovxwm qhuav qhuav muaj zog particle flowability thiab yog haum rau siab - ntom ceramics; Kub tuag casting series nrog kub thiab hnav tsis kam; Cov khoom siv refractory series txhim kho thermal stability; Casting series txhim khu kev hnav thiab corrosion kuj; Granulated hmoov yog tsim rau ceev prototyping ntawm precision ceramics.
Qhov zoo
1. Zoo heev thermal stability thiab siab melting point
Calcined alumina tuaj yeem tswj kev ruaj ntseg ntawm cov qauv ntawm qhov kub txog li 1600℃C. Nws cov qauv crystalline alpha alumina tuaj yeem tiv taus thermal decomposition thiab ntim shrinkage nyob rau hauv lub sij hawm ntev kub raug. Tsis zoo li cov hmoov alumina zoo tib yam uas deforms lossis softens ntawm 1000℃C +, nws tuaj yeem tiv taus qhov kub thiab txias ceev ceev, ua rau nws nyiam cov khoom siv raw rau siab - kub refractory linings thiab kiln Cheebtsam.
2. Ultra siab purity thiab tsawg impurity cov ntsiab lus
Nrog Al₂O₃ cov ntsiab lus txog li 99.5% thiab ultra- qib qis ntawm SiO₂, Fe₂O₃, thiab Na₂O, Calcined Alumina Powder txo qis qhov tsis zoo tshwm sim hauv cov ntawv thov hauv qab. Cov ntsiab lus tsis tshua muaj hlau tiv thaiv tsis muaj xim hauv cov khoom siv ceramic, thaum cov ntsiab lus sodium tsawg ua kom muaj siab - kub tsis kam thiab tshuaj lom neeg ruaj khov.
3. Uniform particle loj faib
Peb muab customizable particle loj li ntawm 5 μ m rau 50 μ m, nrog nqaim faib thiab tsis clumping. Qhov loj me me tuaj yeem muab cov qauv tsim nyog rau kev siv sib txawv: hmoov zoo (5-25 μ m) yog tsim rau hluav taws xob ceramics thiab polishing agents, thaum hmoov coarse (25-50 μ m) yog qhov kev xaiv zoo tshaj plaws rau cov khoom siv hluav taws xob castables thiab hnav-resistant fillers. Cov khoom loj me me txhim kho cov compactness ntawm cov khoom thiab cov neeg kho tshuab lub zog ntawm downstream processing.
4. Zoo heev mechanical hardness thiab hnav tsis kam
Mohs hardness ntawm cov khoom yog 9, nrog zoo heev hnav tsis kam thiab cuam tshuam tsis kam. Nws cov qauv siv lead ua ntom ntom tuaj yeem tiv thaiv cov khoom los ntawm kev sib tsoo hauv kev ntxhov siab, ua rau nws muaj - cov khoom siv zoo rau kev sib tsoo xov xwm, hnav- cov coatings resistant, thiab cov khoom siv ceramics. Kev pabcuam lub neej ntawm cov khoom ua nrog cov hmoov no yog 2-3 zaug ntev dua li cov khoom ua nrog cov hmoov alumina zoo tib yam.
5. Zoo heev tshuaj inertness
Nws tuaj yeem tiv thaiv corrosion los ntawm feem ntau cov kua qaub, alkalis, cov kuab tshuaj organic, thiab siab -kub gases (tshwj tsis yog hydrofluoric acid). Nws tsis hnov mob nrog cov hlau molten, slag, lossis corrosive flue gas, kom ntseeg tau tias kev ua haujlwm ruaj khov hauv ib puag ncig hnyav. Cov tshuaj inertness no ua rau nws haum rau catalyst kev txhawb nqa, tshuaj reactor liners, thiab corrosion-resistant ceramic Cheebtsam.
Daim ntawv thov
Cov khoom siv refractory
Raws li cov khoom tseem ceeb ntawm cov khoom siv refractory siab heev, nws yog dav siv hauv steelmaking ladle hauv ob sab phlu, cement kiln burner, iav kiln refractory cov ntaub ntawv, thiab industrial kiln Cheebtsam. Nws txhim kho qhov kub thiab txias tsis kam, slag corrosion kuj, thiab thermal poob siab tsis kam ntawm cov khoom refractory, ncua kev pab cuam lub neej ntawm kiln los ntawm 30-50%. Nws tseem yog ib qho tseem ceeb ntawm cov khoom siv amorphous refractory xws li castables, ramming mixs, thiab refractory mortar.
Precision ceramic kev lag luam
Calcined alumina yog cov khoom siv tseem ceeb rau siab -purity alumina ceramics, suav nrog hluav taws xob ceramics, cov qauv ceramics, thiab txhua hnub- siv ceramics. Nws yog siv los tsim cov khoom siv hluav taws xob, cov hluav taws xob hluav taws xob, cov khoom siv hluav taws xob ceramic, thiab hnav- cov khoom siv tiv thaiv ceramic. Nws lub siab purity thiab uniform particle loj txhim kho qhov ntom, hardness, thiab rwb thaiv tsev kev ua tau zoo ntawm cov khoom siv ceramic, ua tau raws li cov kev cai nruj ntawm cov khoom siv hluav taws xob thiab kev lag luam aerospace.
Kev lag luam hluav taws xob thiab hluav taws xob
Nws muaj kev ua haujlwm zoo rwb thaiv tsev thiab tshuaj lom neeg ruaj khov, thiab tuaj yeem siv los tsim cov khoom siv hluav taws xob ceramic, cov khoom siv hluav taws xob sib txuas, cov khoom ntim hluav taws xob, thiab lwm yam, uas tuaj yeem txhim kho kev ua haujlwm thiab kev ntseeg siab ntawm cov khoom siv hluav taws xob.
Kev sib tsoo thiab polishing kev lag luam
Nws muaj qhov hnyav hnyav thiab cov khoom me me, ua rau nws yog cov khoom siv siab tshaj - zoo abrasive rau kev sib tsoo log, polishing agents, thiab sandblasting media. Nws yog siv rau precision sib tsoo hlau, iav, ceramics, thiab optical Cheebtsam, muab siab smoothness thiab ua efficiency. Fine grained hmoov yog ib qho kev xaiv zoo tshaj plaws rau daim iav polishing, thaum coarse -grained hmoov yog haum rau hnyav sib tsoo thiab deburring.
Peb ntim rau calcined alumina los ntawm 50kg, 100kg, 1250kg, thiab hom ntim tuaj yeem kho raws li cov neeg siv khoom xav tau.
Vim li cas thiaj xaiv peb HUAO's calcined alumina?
1. Kev tswj xyuas kom zoo thoob plaws hauv tag nrho cov txheej txheem
Peb cov khoom tau siv tsib qib kev tswj hwm kev ua haujlwm zoo, suav nrog kev tshuaj xyuas cov khoom siv raw, kev tshuaj xyuas ntau lawm, kuaj cov khoom tiav, thiab ua ntej xa khoom validation. Txhua batch ntawm cov khoom tau ntawv pov thawj los ntawm ib tug thib peb -chaw kuaj. Ntsuam xyuas tag nrho cov khoom uas tsis yog - ua raws cov khoom kom ntseeg tau 100% tsim nyog xa khoom.
2. Cov kev daws teeb meem kho kom haum rau cov kev xav tau tshwj xeeb
Peb nkag siab tias kev lag luam sib txawv muaj cov kev xav tau sib txawv rau alumina hmoov. Peb pawg kws tshaj lij muab ib qho - ntawm - ib qho kev pabcuam customized los txiav txim siab purity, particle loj faib, thiab qib impurity. Txawm hais tias koj xav tau siab -purity 99.5% hluav taws xob ceramics lossis tus qauv 99.0% cov ntaub ntawv refractory, peb yuav txiav cov khoom lag luam rau koj kom ua tiav koj daim ntawv thov kev ua tau zoo.
3. Muaj peev xwm tsim tau ruaj khov thiab ntawm - lub sijhawm xa khoom
Nrog rau kev tsim khoom txhua xyoo ntawm 20000 tons thiab 3 cov kab ntau lawm, peb tau khaws cov khoom muag txaus rau kev txiav txim ntau (500+}tons) thiab me - ntsuas kev txiav txim siab (50kg-1 tons). Cov qauv txiav txim tau xa tuaj hauv 7-15 hnub, thiab kev txiav txim ceev yog qhov tseem ceeb rau kev tsim khoom. Peb muab cov ntim khoom hloov tau yooj yim: kev txiav txim me me siv 25kg cov hnab ntim cov ntaub ntawv noo noo, thiab kev txiav txim ntau siv 1MT lub thawv ntim los tiv thaiv kev nqus dej thiab kev puas tsuaj thaum thauj.
FAQ
Q1: Particle loj tuaj yeem hloov kho?
A1: Yog. Peb muab tag nrho customized txheem qhov ntau thiab tsawg (5 μ m, 10 μ m, 25 μ m, 50 μ m, thiab lwm yam) thiab tshwj xeeb qhov ntau thiab tsawg (xws li 15 μ m, 30 μ m, thiab lwm yam).
Q2: MOQ yog dab tsi?
A2: Yam tsawg kawg nkaus kom muaj nuj nqis rau kev txiav txim ntau yog 1 tons. Peb kuj lees txais kev txiav txim me me (50kg-1 tuj) rau cov neeg siv khoom los kuaj qhov zoo ua ntej kev yuav khoom ntau.
Q3: Cov khoom puas ua tau raws li cov qauv zoo thoob ntiaj teb?
A3: Yog. Peb cov calcined alumina ua raws li ISO 9001, ASTM, thiab lwm yam qauv thoob ntiaj teb.
Thov hu rau peb pab neeg los muab cov kev faib granularity koj xav tau rau kev daws teeb meem.
Cim npe nrov: Calcined Alumina, Tuam Tshoj, manufacturers, lwm tus neeg, Hoobkas, customized, yuav
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