Madaafiic aan la adkeyn karin
Hoobiye aan la celin karinwaa qalab isku xiran oo diyaar u ah in la isticmaalo ama isku dhafan oo si gaar ah loogu talagalay dhigista, hagaajinta iyo isku xidhka lebennada kala duwan ee adkaysiga leh ee foornada warshadaha iyo foornada heerkulka sare leh. Waxay u shaqaysaa sidii shaabadayn iyo xidhmo muhiim ah, iyadoo hubinaysa daacadnimada qaab-dhismeedka, xasilloonida kulaylka iyo hawo-qaboojinta dahaarka adkaysiga leh ee kulaylka daran, daxalka iyo cadaadiska farsamada.
Qaybaha Muhiimka ah ee Badeecadaha
1. Nooca Isku-xidhka Kiimikada
* Madaafiic Dhoobo ah oo aan la isku xidhin:Kharash ahaan waxtar u leh, dhagaxa guud ee heerkulka sare leh, oo la jaanqaadaya lebenka dhoobada ah ee aan la qabsan karin
* Madaafiic Alumina Sare leh:Iska-caabin sare, dhegdheg xooggan, oo la jaanqaadaya lebennada alumina-ga sare leh ee loogu talagalay foornooyinka dhexdhexaadka ah iyo kuwa culus.
* Madaafiicda Aan Silicate-ku Xidhnayn:Iska caabin alkali oo aad u fiican, heerkul dhexdhexaad ah oo deggan, dhisme fudud
* Madaafiicda Fosfate-ku-xidhan ee aan la isticmaalin:Xoog sare ka dib kuleylinta, oo ku habboon xaaladaha shoogga kulaylka daran
2. Heerkulka Codsiga
* Heerkulka Hoose-Dhexdhexaadka ah:≤1200°C, oo ku habboon kuleyliyeyaasha, gubayaasha, iyo foornooyinka daaweynta kulaylka
* Heerkulka Sare:1200–1650°C, foornooyinka birta lagu sameeyo, foornooyinka kookaha, foornooyinka wareega ee sibidhka, foornooyinka dhalaalaya ee galaaska
* Heerkulka aadka u sarreeya:≥1650°C, qalabka birta gaarka ah, qalabka birta aan birta ahayn
3. Gobolka Shaqada
* Madaafiic caag ah oo aan la adkeyn karin:Koollo diyaarsan oo isku dhafan, si toos ah loo isticmaalo, looma baahna isku-darka goobta
* Budada Qalalan Madaafiicda:Ku qas biyo/xiraha goobta, joogteyn la hagaajin karo, cimri kaydin dheer
Faa'iidooyinka Badeecada Sare:
1. Diidmo aad u fiican:RON ≥1580°C, waxqabad deggan heerkul sare oo joogto ah
2. Xoog Xidhnaan Xoog leh:Kala-goysyada lebenka adag, ma jiraan dildilaac ama dillaac marka wareegyada kulaylka la eego
3. Iska caabinta Shoogga Kulaylka ee Heerka Sare ah:Waxay u adkaysataa kuleylinta/qaboojinta degdegga ah, waxayna dheereysaa cimriga adeegga dahaarka
4. Xasillooni Mug oo Wanaagsan:Qallajin yar iyo hoos u dhac dab ah, ma jiraan wax kala goyn ah oo kala goys ah
5. Hawada iyo Daxalka oo u adkaysta:Waxay ka hortagtaa daadinta gaaska kulul, waxay iska caabisaa daxalka, aashitada iyo alkali
6. Dhisme Fudud:Tuurista si siman, dhismo degdeg ah, oo ku habboon dhismaha gacanta lagu sameeyo iyo kan nus-makaanikada ah
7. Qaacidooyinka La Habeyn Karo:Loogu talagalay noocyada kala duwan ee foornada, walxaha lebenka iyo xaaladaha hawlgalka
| Tusmada | Dhoobo | Alumina Sare | ||||
| RBTMN-42 | RBTMN-45 | RBTMN-55 | RBTMN-65 | RBTMN-75 | ||
| Refractorines(℃) | 1700 | 1700 | 1720 | 1720 | 1750 | |
| CCS/MOR(MPa)≥ | 110℃ × 24 saac | 1.0 | 1.0 | 2.0 | 2.0 | 2.0 |
| 1400℃ × 3 saac | 3.0 | 3.0 | 4.0 | 4.0 | 4.0 | |
| Waqtiga Isku-xidhka (daqiiqad) | 1~2 | 1~2 | 1~2 | 1~2 | 1~2 | |
| Al2O3(%) ≥ | 42 | 45 | 55 | 65 | 75 | |
| SiO2(%) ≥ | — | — | — | — | — | |
| MgO(%) ≥ | — | — | — | — | — | |
| Tusmada | Corundum | Silica | Fudud | ||
| RBTMN-85 | RBTMN-90 | RBTMN-90 | RBTMN-50 | ||
| Refractorines(℃) | 1800 | 1820 | 1670 | | |
| CCS/MOR(MPa)≥ | 110℃ × 24 saac | 2.0 | 2.0 | 1.0 | 0.5 |
| 1400℃ × 3 saac | 3.5 | 3.0 | 3.0 | 1.0 | |
| Waqtiga Isku-xidhka (daqiiqad) | 1~3 | 1~3 | 1~2 | 1~2 | |
| Al2O3(%) ≥ | 85 | 90 | — | 50 | |
| SiO2(%) ≥ | — | — | 90 | — | |
| MgO(%) ≥ | — | — | — | — | |
| Tusmada | Magnesia | |||
| RBTMN-92 | RBTMN-95 | RBTMN-95 | ||
| Refractorines(℃) | 1790 | 1790 | 1820 | |
| CCS/MOR(MPa)≥ | 110℃ × 24 saac | 1.0 | 1.0 | 1.0 |
| 1400℃ × 3 saac | 3.0 | 3.0 | 3.0 | |
| Waqtiga Isku-xidhka (daqiiqad) | 1~3 | 1~3 | 1~3 | |
| Al2O3(%) ≥ | — | — | — | |
| SiO2(%) ≥ | — | — | — | |
| MgO(%) ≥ | 92 | 95 | 97 | |
1. Madaafiicda ka samaysan dhoobada oo aan la isticmaalin
Codsiyada Muhiimka ah:Ku habboon in lebenka dhoobada ah lagu dhigo meelo heerkulkoodu ka hooseeyo 1350℃, sida qaybaha heerkulka hooseeya ee foornada warshadaha, qiiqa, qiiqa, qaybaha hoose ee dib-u-cusboonaysiinta shooladda kulul, iyo dahaarka kuleyliyaha - dhammaantood waxay ku jiraan jawi daxal hoose, heerkul dhexdhexaad ilaa hooseeya.
Astaamaha:Qiimo jaban, shaqeyn wanaagsan, iska caabin dhexdhexaad ah oo ku wajahan kululaynta iyo qaboojinta degdega ah; kuma habboona meelaha dhalaalka leh ee heerkulka sare leh/meelaha aadka u daxalaysan.
2. Madaafiic alumina oo aad u adkaysi badan
Codsiyada Muhiimka ah:NM-50/NM-60: Ku habboon lebenka alumina-da sare leh (Al₂O₃ 55% ~ 65%), oo loo isticmaalo qaybta heerkulka dhexe ee foornooyinka (1350~1500℃), sida foornooyinka dhoobada ah, foornooyinka kuleylka birta, iyo aagagga kala-guurka foornada sibidhka; NM-70/NM-75: Ku habboon lebenka alumina-da sare leh (Al₂O₃ ≥70%) ama lebenka corundum, oo loo isticmaalo qaybta heerkulka sare leh (1500~1700℃), sida dahaarka foornada qaraxa, godadka beddelaha birta, dib-u-soo-saareyaasha foornada galaaska, iyo dahaarka foornada kaarbiidka kaalshiyamka.
Astaamaha:Iska-caabin sare, iska caabinta slag oo sareysa marka loo eego slurries-ka dhoobada ku salaysan; marka uu sareeyo heerka Al₂O₃, ayaa sii xoogaysanaya iska-caabbinta heerkulka sare iyo iska-caabbinta nabaad-guurka.
3. Madaafiicda Aan Silica Lahayn
Isticmaalka Muhiimka ah:La jaanqaadi kara lebenka silica, oo si gaar ah loogu talagalay xaaladaha aashitada sida foornooyinka kookaha, derbiyada foornada galaaska/derbiyada naasaha, iyo foornooyinka sameynta birta aashitada leh. Heerkulka hawlgalka muddada dheer: 1600~1700℃.
Astaamaha:U adkaysta nabaad-guurka aashitada; waafaqid wanaagsan oo kulka ballaarinta ah oo leh lebenka silica, laakiin iska caabinta alkali oo liidata; si adag ayaa looga mamnuucay isticmaalka foornada alkaline.
4. Massica/Magnesium-chrome Refractory Mortar
Isticmaalka Muhiimka ah: Massica:La jaanqaadaya lebenka magnesia; waxaa loo isticmaalaa xaaladaha adag ee alkaline sida kuwa sameeya birta alkaline, wadnaha/derbiyada foornada korantada, iyo foornooyinka birta aan birta ahayn.
Magnesium-chrome:La jaanqaadaya lebennada magnesia-chrome; waxaa loo isticmaalaa xaaladaha nabaad-guurka alkaline-ka heerkulka sare leh sida aagagga dabka lagu shido ee sibidhka, meelaha lagu gubo qashinka, iyo foornooyinka dhalaalinta birta aan birta ahayn.
Astaamaha:Iska caabin aad u xooggan oo loo geysto jajabka alkaline, laakiin iska caabin liidata oo loo geysto kuleylinta iyo qaboojinta degdegga ah; u hoggaansanaanta deegaanka ayaa looga baahan yahay slurry-ka aan fiicnayn ee magnesium-chrome (gobollada qaar ayaa xaddidaya qiiqa hexavalent chromium).
5. Madaafiicda kaarboonaytka ee silikoonka ah
Codsiyada Muhiimka ah:Ku habboon lebenka carbide-ka ee silicon/lebenka carbide-ka ee silicon nitride-ku xidhan, oo loo isticmaalo codsiyada heerkulka sare, u adkaysta xirashada, iyo kuwa yaraynta jawiga sida weelasha foornada qaraxda, dahaarka malqacadaha birta ah, tuubooyinka kor u qaada foornada coking, iyo qolalka gubashada labaad ee qalabka gubista qashinka.
Astaamaha:Kontoroolka kulaylka oo sarreeya, iska caabinta xirashada oo sarreysa, iska caabinta oksaydhka heerkulka sare, iyo cimri adeeg oo aad uga sarreeya hoobiyaha dhoobada dhaqameed/alumina-ga sare.
6. Hoobiye aan sibidh/sibidh lahayn oo aan lahayn wax celin ah
Codsiyada Muhiimka ah:Ku habboon in lagu qurxiyo/saqafyo alwaaxyo aan sibidh/sibidh lahayn ama leben qaabaysan oo aan la jaanqaadi karin, oo loo isticmaalo isku-xidhka dahaarka shubka ee foornada warshadaha waaweyn iyo dhismaha saxda ah ee foornada heerkulka sare leh (sida foornada galaaska iyo foornada korontada ee birta), oo leh heerkul shaqaynaysa 1400~1800℃.
Astaamaha:Biyaha oo yar, cufnaan iyo xoog badan ka dib marka la sifeeyo, ma jiraan wax dhibaato ah oo ballaarinta mugga oo ay keento fuuq-celinta sibidhka, iyo iska caabin aad u wanaagsan oo nabaad-guurka ah.
Su'aalaha Badiya La Weydiiyo
Ma u baahan tahay caawimo? Hubi inaad booqato golayaashayada taageerada si aad u hesho jawaabaha su'aalahaaga!
Waxaan nahay soo-saare dhab ah, warshadeenu waxay ku takhasustay soo saarista agabyada aan la qabsan karin in ka badan 30 sano. Waxaan ballan qaadaynaa inaan bixinno qiimaha ugu fiican, adeegga ugu fiican ee iibka kahor iyo adeegga iibka kadib.
Nidaam kasta oo wax soo saar ah, RBT waxay leedahay nidaam QC oo dhammaystiran oo loogu talagalay halabuurka kiimikada iyo sifooyinka jireed. Waxaanan tijaabin doonnaa alaabta, shahaadada tayadana waxaa lala soo raaci doonaa alaabta. Haddii aad leedahay shuruudo gaar ah, waxaan isku dayi doonnaa sida ugu wanaagsan ee aan u dabooli karno.
Iyadoo ku xiran tirada, waqtiga keenisteenu wuu ka duwan yahay. Laakiin waxaan ballan qaadaynaa inaan sida ugu dhakhsaha badan u soo dirno iyadoo tayo la hubo la hubo.
Dabcan, waxaan bixinaa muunado bilaash ah.
Haa, dabcan, waa lagu soo dhaweynayaa inaad booqato shirkadda RBT iyo alaabtayada.
Ma jiro xad, waxaan ku siin karnaa talada iyo xalka ugu fiican iyadoo loo eegayo xaaladdaada.
Waxaan samaynaynay agab aan la qabsan karin in ka badan 30 sano, waxaan leenahay taageero farsamo oo xooggan iyo waayo-aragnimo qani ah, waxaan ka caawin karnaa macaamiisha inay naqshadeeyaan foosto kala duwan oo ay bixiyaan adeeg hal joogsi ah.
