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malonda

Njerwa za Corundum/Njerwa za Corundum Mullite

Kufotokozera Kwachidule:

SiO2:0.3% -7%

Al2O3:68%-99%

CrO:8%-30%

Fe2O3:0.1%-0.5%

Chitsanzo:Choyera/Chofiirira/Zirconium/Chrome Corundum, ndi zina zotero

Kusakhazikika kwa mpweya:Super-Class (Kusasinthasintha> 2000°)

Refractoriness Under Load@0.2MPa: 1700℃

Mphamvu Yopondereza Yozizira:100-130MPa

Kuchuluka kwa Zinthu:2.8~3.2g/cm3

Kuoneka ngati Porosity:18%-20%

Ntchito:Za Zipinda Zamoto Zamakampani

Kodi ya HS:69022000

Kukula:Zofunikira za Makasitomala

Chitsanzo:Zilipo


Tsatanetsatane wa Zamalonda

Ma tag a Zamalonda

刚玉砖

Zambiri Zamalonda

Njerwa ya Corundums ndi zinthu zotsutsa zomwe corundum ndiye gawo loyambirira la kristalo, komanso kuchuluka kwa alumina kopitilira 90%.

Gulu:Njerwa za Corundum zimagawidwa makamaka m'magulu awiri: njerwa za corundum zopindika ndi njerwa za corundum zopindika. Yoyamba imapangidwa ndi alumina yopindika, pomwe yomaliza imapangidwa ndi corundum yopindika. Njerwa za corundum zosayaka moto zimatha kupangidwanso pogwiritsa ntchito phosphoric acid kapena zomangira zina.

Makhalidwe Ogwira Ntchito:
Katundu Wabwino Kwambiri Wopopera Mphamvu:Kutentha kwa njerwa za corundum zomwe zimafewa pang'ono kuposa 1700°C, ndipo njerwa zina za chrome corundum zimatha kufika kutentha kopitirira 1790°C. Zimakhalabe zokhazikika m'malo otentha kwambiri ndipo sizimawonongeka kapena kusinthidwa.

Mphamvu Yaikulu:Mphamvu yokakamiza ya njerwa za corundum zoyera kwambiri kutentha kwa chipinda nthawi zambiri imakhala 70MPa-100MPa, pomwe ya njerwa za chrome corundum zogwira ntchito kwambiri imaposa 150MPa ndipo imatha kufika 340MPa.

Kukhazikika kwa Mankhwala:Njerwa za Corundum zimapirira kwambiri asidi kapena alkaline slags, zitsulo, ndi galasi losungunuka, ndipo sizimakhudzidwa ndi mankhwala.

Kukana mwamphamvu kukokoloka kwa slag:Mwachitsanzo, kuchuluka kwa Cr₂O₃ mu njerwa za chrome corundum kumateteza bwino slag yosungunuka kuti isalowe m'thupi la njerwa kudzera m'mabowo a capillary, zomwe zimapangitsa kuti slag isakokoloke bwino ku njerwa wamba za corundum.

Zosakaniza Zazikulu ndi Zipangizo Zopangira:
Chigawo chachikulu cha njerwa za corundum ndi alumina (Al₂O₃), yomwe nthawi zambiri imapitirira 90%, ndipo zina zimakhala ndi 99%. Zipangizo zopangira zimaphatikizapo alumina wosungunuka ndi corundum yosakanikirana. Zipangizo zina zamchere zitha kuwonjezeredwanso kuti zipange zinthu zophatikizika, monga Cr₂O₃ ya njerwa za chrome corundum ndi ZrO₂ ya njerwa za zirconium corundum.

Njerwa za Corundum
Njerwa za Chrome Corundum
Njerwa za Zirconia Corundum
Njerwa za Brown Corundum

Njerwa za Corundum-mulliteNdi njerwa zosakanikirana zosakanikirana zomwe zimapangidwa ndi magawo awiri okhazikika kutentha kwambiri: corundum (Al₂O₃) ndi mullite (3Al₂O₃・2SiO₂). Zimaphatikiza mphamvu yayikulu ya corundum ndi kukana kutentha kwabwino kwa mullite, zomwe zimapangitsa kuti zikhale zinthu zotentha kwambiri zomwe zimagwirizanitsa magwiridwe antchito komanso kugwiritsa ntchito bwino ndalama.

Zigawo Zazikulu ndi Makhalidwe Abwino
Kapangidwe ka Gawo Lalikulu la Crystalline:Corundum ndi mullite ndi magawo awiri akuluakulu a kristalo, ndipo kuchuluka kwa alumina nthawi zambiri kumakhala pakati pa 70% mpaka 90%, ndipo kotsalako makamaka silicon dioxide (SiO₂). Mphamvu yogwirizana ya magawo awiriwa imayesa magwiridwe antchito.

Kapangidwe kakang'ono:Magawo a mullite amagawidwa pakati pa tinthu ta corundum mu mawonekedwe a makhiristo ooneka ngati singano kapena a columnar, ndikupanga kapangidwe ka "corundum skeleton + mullite connection". Izi sizimangowonjezera mphamvu ya njerwa komanso zimateteza kupsinjika kwa kutentha kudzera m'mipata ya micro-crystal.

Ubwino Waukulu wa Magwiridwe Antchito
Kukana kwakukulu kwa kutentha ndi kugwedezeka:Uwu ndiye ubwino wake waukulu. Mullite ili ndi mphamvu yochepa yotenthetsera, ndipo kapangidwe kake ka kristalo kofanana ndi singano kamachotsa kupsinjika komwe kumachitika chifukwa cha kusinthasintha kwa kutentha, zomwe zimachepetsa kwambiri ming'alu yomwe imachitika chifukwa cha kuzizira mwachangu ndi kutentha kwambiri. Kagwiridwe kake kabwino kamaposa njerwa za corundum.

Mphamvu yoyenera komanso kukana dzimbiri:Kupezeka kwa gawo la corundum kumatsimikizira mphamvu zambiri m'chipinda komanso kutentha kwambiri, komanso kumapereka kukana bwino kwa asidi, galasi losungunuka, ndi zinthu zina. Ngakhale kukana kwake kwa alkali kuli kochepa pang'ono poyerekeza ndi njerwa za chrome corundum, kumapereka ntchito zosiyanasiyana.

Kutentha koyenera:Poyerekeza ndi njerwa za corundum zokhala ndi mphamvu zambiri, zimapereka kutentha kochepa pamene zimasunga kutentha kwina, kuchepetsa kutaya kutentha mu zipangizo zotentha kwambiri ndikuzipangitsa kukhala zoyenera kugwiritsa ntchito zomwe zimafuna kutentha.

Njerwa za Corundum mullite

Mndandanda wa Zamalonda

Njerwa za Corundum
INDEX
GYZ-99A
GYZ-99B
GYZ-98
GYZ-95
Al2O3 (%)≥
99
99
98
95
SiO2 (%)≤
0.15
0.2
0.5
---
Fe2O3 (%)≤
0.10
0.15
0.2
0.3
Kuoneka ngati Porosity (%)≤
19
19
19
20
Kuchuluka Kwambiri (g/cm3) ≥
3.20
3.15
3.15
3.1
Mphamvu Yopondereza Yozizira (MPa) ≥
80
80
80
100
Kusintha Kokhazikika kwa Linear (1600°×3h) /%
-0.2~+0.2
-0.2~+0.2
-0.2~+0.2
-0.3~+0.3
Kusagwira Ntchito Pansi pa Katundu (0.2MPa, 0.6%)/℃ ≤
1700
1700
1700
1700
Njerwa za Corundum-mullite
INDEX
GMZ-88
GMZ-85
GMZ-80
GYZ-75
Al2O3 (%)≥
88
85
80
75
Fe2O3 (%)≤
0.8
1.0
1.0
1.2
Kuoneka ngati Porosity (%)≤
15(17)
16(18)
18(20)
18(20)
Kuchuluka Kwambiri (g/cm3) ≥
3.00
2.85
2.75
2.60
Mphamvu Yopondereza Yozizira (MPa)
100-120
80-100
80-100
60-80
Kusintha Kokhazikika kwa Linear (1600°×3h) /%
-0.1~+0.1
-0.1~+0.1
-0.2~+0.2
-0.2~+0.2
Kusagwira Ntchito Pansi pa Katundu (0.2MPa, 0.6%)/℃ ≤
1700
1680
1650
1650

Kugwiritsa ntchito

Kugwiritsa Ntchito Njerwa za Corundum:
Makampani Opanga Zitsulo:Amagwiritsidwa ntchito popangira zida zosungunulira zotentha kwambiri monga zosinthira, zitofu zamagetsi, ndi zitofu zoyeretsera, komanso zida monga masilayidi, zoyimitsa, ndi makina othira kuti zigwiritsidwe ntchito mosalekeza.

Kusungunula Chitsulo Chopanda Iron:Yokhala ndi uvuni wosungunula ndi kuyeretsa zitsulo zopanda chitsulo monga aluminiyamu, mkuwa, ndi nikeli.

Makampani Opanga Magalasi:Amagwiritsidwa ntchito kwambiri mu njerwa zoyesera m'zipinda zobwezeretsanso magetsi ndi madoko ochajira a uvuni wosungunuka magalasi.

Makampani Opanga Simenti:Yokhala ndi malo otentha kwambiri ophikira ma uvuni ozungulira a simenti.

Makampani Opanga Mankhwala:Yokhala ndi ma reactor otentha kwambiri komanso ng'anjo zosweka.

Makampani Opanga Mphamvu:Yokhala ndi zipangizo zoyeretsera mpweya wotuluka utsi komanso zoyeretsera mpweya wotuluka utsi kutentha kwambiri.

Kugwiritsa Ntchito Kwambiri Njerwa za Corundum Mullite
Makampani Opanga Simenti:Yokhala ndi malo osinthira zinthu komanso yokonzedwa kale ya ma uvuni ozungulira a simenti. Amatha kupirira kusinthasintha kwakukulu kwa kutentha mkati mwa uvuni wozungulira pomwe amalimbana ndi mpweya wowononga womwe umapangidwa ndi kuwonongeka kwa zinthu zopangira simenti.

Makampani Opanga Magalasi:Amagwiritsidwa ntchito mu njerwa zowunikira zowunikira ng'anjo yagalasi ndi makoma am'mbali mwa uvuni, amapirira kusinthasintha kwa kutentha pafupipafupi ndipo sawonongeka mosavuta ndi galasi losungunuka.

Makampani Ogulitsa Zitsulo ndi Mankhwala:Yoyenera kugwiritsidwa ntchito m'malo otentha apakati ndi otsika a uvuni wosungunula zitsulo wopanda chitsulo, zophimba ng'anjo zokazinga zotentha kwambiri, ndi zida zokazinga zonyamula mankhwala mumakampani opanga mankhwala, kulimbitsa mphamvu ndi kukana kutentha.

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热风炉1刚玉砖
VOD刚玉砖
热风炉2刚玉砖
高炉刚玉砖
Njerwa za Corundum
Njerwa za Corundum
Njerwa za Corundum
Njerwa za Corundum

Mbiri Yakampani

图层-01
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Shandong Robert New Material Co., Ltd.ili ku Zibo City, Shandong Province, China, komwe ndi malo opangira zinthu zopinga. Ndife kampani yamakono yomwe imagwirizanitsa kafukufuku ndi chitukuko, kupanga, kugulitsa, kapangidwe ndi zomangamanga za uvuni, ukadaulo, ndi kutumiza zinthu zopinga. Tili ndi zida zonse, ukadaulo wapamwamba, mphamvu yaukadaulo yamphamvu, khalidwe labwino kwambiri la malonda, komanso mbiri yabwino. Fakitale yathu imakwirira maekala opitilira 200 ndipo kutulutsa kwapachaka kwa zinthu zopinga ndi pafupifupi matani 30000 ndipo zinthu zopinga ndi matani 12000.

Zinthu zathu zazikulu zomwe timapanga ndi monga: zinthu zotsutsana ndi alkaline; zinthu zotsutsana ndi silikoni ya aluminiyamu; zinthu zosaoneka ngati mawonekedwe a refractory; zinthu zotetezera kutentha; zipangizo zapadera zotsutsana ndi refractory; zipangizo zogwirira ntchito zotsutsana ndi refractory za makina oponyera mosalekeza.

Zinthu za Robert zimagwiritsidwa ntchito kwambiri m'ma uvuni otentha kwambiri monga zitsulo zopanda chitsulo, chitsulo, zipangizo zomangira ndi zomangamanga, mankhwala, mphamvu zamagetsi, kutentha zinyalala, ndi kukonza zinyalala zoopsa. Zimagwiritsidwanso ntchito m'makina achitsulo ndi chitsulo monga ma ladle, EAF, ma blast furnaces, ma converters, ma coke ovens, ma hot blast furnaces; ma burn ovens opanda chitsulo monga ma reverberators, ma reduction furnaces, ma blast furnaces, ndi ma rotary furnaces; zipangizo zomangira ma microwaves a mafakitale monga ma glass furnaces, simenti furnaces, ndi ma ceramic furnaces; ma microwave ena monga ma boilers, ma waste incinerators, roasting furnaces, omwe apeza zotsatira zabwino pakugwiritsa ntchito. Zinthu zathu zimatumizidwa ku Southeast Asia, Central Asia, Middle East, Africa, Europe, Americas ndi mayiko ena, ndipo zakhazikitsa maziko abwino ogwirizana ndi mabizinesi ambiri odziwika bwino achitsulo. Ogwira ntchito onse a Robert akuyembekezera mwachidwi kugwira ntchito nanu kuti zinthu ziyende bwino.
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