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Izitena eziphezulu ze-Alumina eziRefractory ze-Industrial Furnace
Iimbonakalo
1. I-Refractoriness High: Ziyakwazi ukumelana namaqondo okushisa aphezulu kakhulu, okwenza ukuba zilungele ukusetyenziswa kwiziko kunye nezinye iindawo eziphezulu zokushisa.
2. Ukuzinza kwe-Thermal okugqwesileyo: Ezi zitena zigcina ingqibelelo yazo yesakhiwo kunye neempawu zomatshini naphantsi kokutshintsha kweqondo lokushisa ngokukhawuleza, ukunciphisa umngcipheko wokutshatyalaliswa kwe-thermal.
3. IiPropati eziLungileyo zokugquma: Nangona zingasebenzi njengezinto ezikhethekileyo zokugquma, izitena eziphezulu ze-alumina zibonelela ngokugquma ngokuchasene nokuhanjiswa kobushushu, zinceda ukugcina amandla kwizicelo zemizi-mveliso.
4. Ukuchasana noKutya kunye nokuNxulumana: Abakwazi ukumelana nokubola kweekhemikhali kunye nokunxitywa komatshini, ukwandisa ixesha lokuphila kwabo kwiimeko zokusebenza ezinzima.
5. I-Lowthermal Conductivity: Le propati inceda ukunciphisa ilahleko yobushushu kunye nokugcina iiprofayili zeqondo lokushisa elingaguqukiyo ngaphakathi kwe-refractory lining.
Ngokubanzi, izitena eziphezulu ze-alumina zixabiswa ngenxa yokuqina kwazo, ukuthembeka, kunye nokukwazi ukumelana neemeko ezinzima kwiinkqubo ezahlukeneyo zemizi-mveliso.
Isicelo
Izitena eziphezulu ze-alumina zisetyenziswa ngokuqhelekileyo kumashishini afana nentsimbi, i-samente, iglasi, kunye neekeramics ngenxa yokukwazi ukumelana nokushisa okukhulu kunye neemeko ezinzima. I-Masonry blast furnace, isitovu esitshisayo, isitovu sombane esingaphezulu kunye ne-ladle esisigxina.
Isalathisi sokusebenza komzimba kunye neekhemikhali
Isalathiso | LZ-75 | LZ-65 | LZ-55 | LZ-48 |
Al2O3% ≥ | 75 | 65 | 55 | 48 |
Refractoriness ℃ ≥ | 1790 | 1790 | 1770 | 1750 |
Refractoriness phantsi komthwalo (0.6%) ℃ ≥ | 1520 | 1500 | 1470 | 1420 |
Utshintsho olusisigxina lomgca (1500℃×2h)% | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 (1450℃) |
I-porosity ebonakalayo % | amashumi amabini anantathu | amashumi amabini anantathu | amashumi anambini | amashumi anambini |
I-CCS MPa ≥ | 53.9 | 49 | 44.1 | 39.2 |