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Izitini ze-Bubble Alumina Refractory ze-Industrial Furnace
Izici
Izitini ze-Bubble alumina zinezici ezimbalwa ezihlukile:
1. **I-High Thermal Insulation**:I-thermal conductivity yabo ephansi ibenza babe ama-insulators amahle kakhulu, anciphisa ukulahlekelwa ukushisa ezindaweni ezisezingeni eliphezulu.
2. **Ukuhlanzeka Okuphezulu**:Ezenziwe nge-alumina ehlanzekile kakhulu, lezi zitini zinikeza ukusebenza okuphezulu ezimeni ezibucayi.
3. **Engasindi**:Ukufakwa kwamabhamuza e-alumina kunciphisa ukuminyana kukonke, okwenza izitini zibe lula futhi kube lula ukuziphatha nokuzifaka.
4. **Ukumelana Nokushisa Okuphezulu**:Ziyakwazi ukumelana namazinga okushisa aphakeme kakhulu, ngokuvamile ngaphezu kuka-1800°C, okuwenza afanelekele ukusetshenziswa eziko neziko lokushisa eliphezulu.
5. **Ukumelana Nokugqwala**:Ziyakwazi ukumelana kahle nokuhlaselwa kwamakhemikhali, ikakhulukazi kusuka kuma-slags nezinsimbi ezincibilikisiwe.
6. **Ukunwetshwa Okuphansi Kokushisa Okuphansi**:Lesi sici sisiza ukugcina ubuqotho besakhiwo futhi sinciphisa ingozi yokuqhekeka ngaphansi kokuhamba ngebhayisikili okushisayo.
7. **Amandla Mechanical**:Naphezu kokuba nesisindo esincane, banikeza amandla amahle wemishini nokuqina ngaphansi kwezimo zokusebenza.
Lezi zici zenza izitini ze-alumina zebhamuza zibe wusizo ikakhulukazi ezimbonini ezifana ne-metallurgy, izitsha zobumba, nezokukhiqiza ingilazi.
Uhlelo lokusebenza olujwayelekile
Isetshenziswa kakhulu ezimbonini ezifana nensimbi, i-refractories, i-ceramics, i-petrochemical, ingilazi, ugesi, njll. Ingasetshenziswa njenge-hot face refractory lining ye-pyrolizer, i-hot blast furnace, isithando sokushisa kabusha, i-tunnel kiln, isithando somlilo esiphushwayo, isithando somlilo esivuthayo. , isithando somlilo sikagesi, njll.
Izikhombo Ezijwayelekile
Izinto | I-BA-85 | I-BA-90 | I-BA90-1.2 | I-BA-99 | I-BA-993 | |
Izinga Lokushisa Lesevisi Eliphezulu | ℃ | 1750 | 1800 | 1800 | 1850 | 1850 |
I-AI2O3 | % | 85 | 90 | 91.2 | 99 | 99.3 |
SiO2 | % | 14 | 8 | 8 | 0.2 | 0.15 |
Fe2O3 | % | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 |
Ukuminyana kwenqwaba | g/cm3 | 1.4-1.9 | 1.4-1.9 | 1.2 | 1.4-1.8 | 1.4-1.8 |
Amandla Okuchotshozwa Okubandayo | Mpa | 18 | 15 | 11.9 | 15 | 12 |
I-Refractoriness ngaphansi komthwalo (0.1 MPa, 0.6%) | °C | ≥ 1700 | ≥ 1700 | ≥ 1700 | ≥ 1700 | ≥ 1700 |
Ukushisa kabusha Ushintsho Lomugqa (1650°C x 12h) | % | ±0.3 | ±0.2 | ±0.2 | -0.25 | -0.25 |
I-Thermal Expansion Coefficient x10-6 Izinga lokushisa legumbi. kuya ku-1300°C | 7.8 | 8 | 8 | 8.6 | 8.6 | |
I-Thermal Conductivity (Isilinganiso esingu-800°C) | W/m·K | 0.55 | 0.6 | 0.21 | 0.75 | 0.75 |