Cov Cuab Yeej Refractory
Cov tshuaj nplaum refractoryyog ib yam khoom siv sib txuas uas npaj siv tau los yog sib xyaw ua ke hauv qhov chaw tshwj xeeb uas tsim los rau kev tso, kho thiab sib koom ua ke ntau yam cib refractory hauv cov cub tawg thiab cov cub tawg uas kub heev. Nws ua haujlwm ua ib qho khoom sib khi thiab cov khoom sib txuas tseem ceeb, ua kom muaj kev ruaj khov ntawm cov qauv, kev ruaj khov thermal thiab kev nruj ntawm cov ntaub refractory hauv qab qhov kub heev, kev xeb thiab kev ntxhov siab ntawm lub cev.
Cov Khoom Tseem Ceeb
1. Los ntawm Hom Tshuaj Sib Txuas Lus
* Cov Cuab Yeej Siv Hluav Taws Xob Uas Muaj Av nplaum:Tus nqi tsim nyog, rau kev siv masonry kub siab dav dav, sib xws nrog cov cib av nplaum refractory
* Cov Tshuaj Mortar Uas Muaj Alumina Siab:Kev kub hnyiab siab, kev nplaum zoo, phim nrog cov cib alumina siab rau cov cub tawg nruab nrab & hnyav
* Cov Tshuaj Mortar Uas Siv Tau Silicate-Bonded Refractory:Zoo heev alkali tsis kam, ruaj khov ntawm qhov kub nruab nrab, yooj yim tsim kho
* Cov Phosphate-Bonded Refractory Mortar:Muaj zog heev tom qab cua sov, zoo tagnrho rau cov xwm txheej kub hnyiab hnyav
2. Los ntawm Daim Ntawv Thov Kub
* Qib Kub Qis-Nruab Nrab:≤1200 ° C, tsim nyog rau cov boilers, incinerators, cua sov kho cua sov
* Qib Kub Siab:1200–1650°C, rau cov cub tawg hlau, cov cub tawg coke, cov cub tawg cement rotary, cov cub tawg iav yaj
* Qib Kub Siab Tshaj Plaws:≥1650 ° C, rau cov khoom siv hlau tshwj xeeb, cov khoom siv hlau tsis yog ferrous
3. Los ntawm Lub Xeev Ua Haujlwm
* Cov Khoom Siv Yas Uas Tsis Txhob Siv Tau:Cov tshuaj nplaum sib xyaw ua tiav lawm, thov ncaj qha, tsis tas yuav sib tov rau ntawm qhov chaw
* Cov Hmoov Qhuav Uas Siv Tau Ntev:Sib tov nrog dej/cov khoom sib txuas ntawm qhov chaw, hloov kho qhov sib xws, lub sijhawm khaws cia ntev
Cov Khoom Zoo Tshaj Plaws:
1. Kev ua kom tsis muaj zog zoo heev:RON ≥1580 ° C, kev ua haujlwm ruaj khov ntawm qhov kub siab tas mus li
2. Lub zog sib txuas muaj zog:Cov pob qij txha cib nruj, tsis muaj kev tawg lossis tawg thaum lub sijhawm ua kom sov
3. Kev Tiv Thaiv Kev Kub Siab Zoo Tshaj Plaws:Tiv taus cua sov/txias sai, ua kom lub ntaub ntev dua
4. Kev Ruaj Ntseg Zoo:Tsawg kawg nkaus ziab thiab hlawv shrinkage, tsis muaj qhov sib koom ua ke
5. Tiv Thaiv Cua Thiab Tiv Thaiv Kev Xeb:Tiv thaiv cov pa roj kub tawm, tiv taus slag, acid & alkali corrosion
6. Kev Tsim Kho Yooj Yim:Kev txhuam du, kev tsim kho sai, tsim nyog rau kev siv tes & semi-mechanicized masonry
7. Cov Qauv Uas Kho Tau:Tsim rau ntau hom cub tawg, cov ntaub ntawv cib thiab cov xwm txheej ua haujlwm
| Cov Ntawv Qhia | Av nplaum | Alumina siab | ||||
| RBTMN-42 | RBTMN-45 | RBTMN-55 | RBTMN-65 | RBTMN-75 | ||
| Cov tshuaj refractorines (℃) | 1700 xyoo | 1700 xyoo | 1720 xyoo | 1720 xyoo | 1750 xyoo | |
| CCS/MOR(MPa) ≥ | 110 ℃ × 24 teev | 1.0 | 1.0 | 2.0 | 2.0 | 2.0 |
| 1400 ℃ × 3 teev | 3.0 | 3.0 | 4.0 | 4.0 | 4.0 | |
| Lub Sijhawm Sib Txuas (min) | 1~2 | 1~2 | 1~2 | 1~2 | 1~2 | |
| Al2O3 (%) ≥ | 42 | 45 | 55 | 65 | 75 | |
| SiO2 (%) ≥ | — | — | — | — | — | |
| MgO (%) ≥ | — | — | — | — | — | |
| Cov Ntawv Qhia | Corundum | Silica | Sib dua | ||
| RBTMN-85 | RBTMN-90 | RBTMN-90 | RBTMN-50 | ||
| Cov tshuaj refractorines (℃) | 1800 xyoo | 1820 xyoo | 1670 xyoo | | |
| CCS/MOR(MPa) ≥ | 110 ℃ × 24 teev | 2.0 | 2.0 | 1.0 | 0.5 |
| 1400 ℃ × 3 teev | 3.5 | 3.0 | 3.0 | 1.0 | |
| Lub Sijhawm Sib Txuas (min) | 1~3 | 1~3 | 1~2 | 1~2 | |
| Al2O3 (%) ≥ | 85 | 90 | — | 50 | |
| SiO2 (%) ≥ | — | — | 90 | — | |
| MgO (%) ≥ | — | — | — | — | |
| Cov Ntawv Qhia | Magnesia | |||
| RBTMN-92 | RBTMN-95 | RBTMN-95 | ||
| Cov tshuaj refractorines (℃) | 1790 xyoo | 1790 xyoo | 1820 xyoo | |
| CCS/MOR(MPa) ≥ | 110 ℃ × 24 teev | 1.0 | 1.0 | 1.0 |
| 1400 ℃ × 3 teev | 3.0 | 3.0 | 3.0 | |
| Lub Sijhawm Sib Txuas (min) | 1~3 | 1~3 | 1~3 | |
| Al2O3 (%) ≥ | — | — | — | |
| SiO2 (%) ≥ | — | — | — | |
| MgO (%) ≥ | 92 | 95 | 97 | |
1. Cov av nplaum uas siv los ua cov khoom siv refractory
Cov Ntawv Thov Tseem Ceeb:Haum rau kev tso cov cib refractory ua los ntawm av nplaum hauv cov chaw uas muaj qhov kub thiab txias ≤1350 ℃, xws li cov seem kub qis ntawm cov qhov cub hluav taws xob, cov qhov cua, cov qhov cub, cov qhov qis ntawm cov khoom siv hluav taws xob kub, thiab cov ntaub thaiv boiler - txhua yam nyob rau hauv qhov chaw tsis muaj xeb, nruab nrab mus rau qis kub.
Nta:Tus nqi qis, ua haujlwm tau zoo, tiv taus cua sov thiab txias sai; tsis haum rau cov slag molten kub / thaj chaw corrosive heev.
2. Cov Khoom Siv Uas Muaj Alumina Siab
Cov ntawv thov tseem ceeb:NM-50/NM-60: Haum rau cov cib alumina siab (Al₂O₃ 55% ~ 65%), siv rau hauv qhov kub nruab nrab ntawm cov kilns (1350 ~ 1500 ℃), xws li cov kilns ceramic, cov cua sov metallurgical, thiab cov chaw hloov pauv cement rotary kiln; NM-70/NM-75: Haum rau cov cib alumina siab (Al₂O₃ ≥70%) lossis cov cib corundum, siv rau hauv qhov kub siab (1500 ~ 1700 ℃), xws li cov ntaub thaiv cua sov tawg, cov qhov hloov pauv steelmaking, cov khoom siv rov ua dua tshiab ntawm lub kiln, thiab cov ntaub thaiv cua sov calcium carbide.
Nta:Kev ua kom tsis muaj zog, kev tiv thaiv slag zoo dua piv rau cov av nplaum slurries; qhov siab dua ntawm Al₂O₃ cov ntsiab lus, qhov muaj zog dua qhov kub thiab txias thiab kev tiv thaiv kev yaig.
3. Silica Refractory Mortar
Cov Kev Siv Tseem Ceeb:Sib xws nrog cov cib silica, tsim tshwj xeeb rau cov xwm txheej acidic xws li coke qhov cub, phab ntsa iav kiln / phab ntsa mis, thiab acidic steelmaking furnaces. Kub ua haujlwm ntev: 1600 ~ 1700 ℃.
Nta:Tiv taus acidic slag erosion; zoo thermal expansion sib xws nrog silica cib, tab sis tsis zoo alkali tsis kam; txwv tsis pub siv rau hauv alkaline kilns.
4. Massica/Magnesium-chrome Refractory Mortar
Cov Khoom Siv Tseem Ceeb: Massica:Sib xws nrog cov cib magnesia; siv rau hauv cov xwm txheej alkaline slag xws li alkaline steelmaking converters, hluav taws xob arc cub tawg lub plawv / phab ntsa, thiab cov cub tawg hlau tsis yog ferrous.
Magnesium-chrome:Sib xws nrog cov cib magnesia-chrome; siv rau hauv cov xwm txheej alkaline kub siab xws li cov chaw hlawv cement rotary kiln, cov chaw hlawv khib nyiab, thiab cov cub tawg hlau uas tsis yog ferrous.
Nta:Muaj zog heev rau alkaline slag, tab sis tsis zoo rau kev ua kom sov thiab txias sai; kev ua raws li ib puag ncig yog qhov yuav tsum tau ua rau magnesia-chrome refractory slurry (qee thaj chaw txwv tsis pub hexavalent chromium emissions).
5. Silicon carbide refractory mortar
Cov ntawv thov tseem ceeb:Haum rau cov cib silicon carbide / silicon nitride-bonded silicon carbide cib, siv rau hauv qhov kub siab, hnav-resistant, thiab txo cov ntawv thov huab cua xws li lub qhov cub tawg tapping troughs, steel ladle linings, coking furnace riser pipes, thiab secondary combustion chambers ntawm cov khib nyiab incinerators.
Nta:Kev ua tau zoo ntawm cov cua sov, kev tiv taus kev hnav siab, kev tiv taus oxidation kub siab, thiab lub neej ua haujlwm zoo dua li cov av nplaum / cov tshuaj alumina ib txwm muaj.
6. Cov tshuaj nplaum uas tsis muaj cement/cement
Cov ntawv thov tseem ceeb:Haum rau grouting / masonry ntawm cov castables uas tsis muaj cement / cement-free lossis cov cib refractory zoo li tus, siv rau kev sib txuas ntawm cov kilns loj thiab cov masonry precision ntawm cov kilns kub siab (xws li cov kilns iav thiab cov cub hluav taws xob metallurgical), nrog rau qhov kub ua haujlwm ntawm 1400 ~ 1800 ℃.
Nta:Cov dej tsawg, qhov ceev thiab lub zog tom qab sintering, tsis muaj teeb meem nthuav dav los ntawm kev ua kom cov cement hydration, thiab tiv taus kev yaig zoo heev.
Cov Lus Nug Feem Ntau
Xav tau kev pab? Nco ntsoov mus saib peb cov rooj sib tham txhawb nqa kom tau cov lus teb rau koj cov lus nug!
Peb yog cov chaw tsim khoom tiag tiag, peb lub Hoobkas tshwj xeeb hauv kev tsim cov khoom siv refractory rau ntau tshaj 30 xyoo. Peb cog lus tias yuav muab tus nqi zoo tshaj plaws, qhov kev pabcuam ua ntej muag thiab tom qab muag zoo tshaj plaws.
Rau txhua txoj kev tsim khoom, RBT muaj lub kaw lus QC tiav rau cov tshuaj lom neeg thiab cov khoom siv lub cev. Thiab peb yuav sim cov khoom, thiab daim ntawv pov thawj zoo yuav raug xa nrog cov khoom. Yog tias koj muaj cov kev xav tau tshwj xeeb, peb yuav sim peb qhov zoo tshaj plaws los pab txhawb lawv.
Nyob ntawm seb muaj pes tsawg, peb lub sijhawm xa khoom txawv. Tab sis peb cog lus tias yuav xa khoom sai li sai tau nrog kev lees paub zoo.
Tau kawg, peb muab cov qauv dawb.
Yog, tau kawg, koj tuaj yeem mus xyuas RBT lub tuam txhab thiab peb cov khoom.
Tsis muaj kev txwv, peb tuaj yeem muab cov lus qhia zoo tshaj plaws thiab kev daws teeb meem raws li koj qhov xwm txheej.
Peb tau ua cov khoom siv refractory rau ntau tshaj 30 xyoo, peb muaj kev txhawb nqa kev txawj ntse thiab kev paub nplua nuj, peb tuaj yeem pab cov neeg siv khoom tsim cov cub tawg sib txawv thiab muab kev pabcuam ib zaug.
