Isitini se-Corundum mullite siwuhlobo lwesitini esiphikisayo esenziwe ngokuhlanzeka okuphezulu noma izinto zokusetshenziswa ezihlanzekile, futhi ibhulokhi ye-corundum mullite iyisitena somlilo esiphezulu se-alumina esenziwe nge-corundum nesigaba se-mullite main crystalline. impahla eyinhloko yesitini se-corundum mullite i-plate corundum engenisiwe, i-corundum ehlanzekile ehlanzekile ephezulu, yamukela ubuchwepheshe bokwengeza i-powder esezingeni eliphezulu, yenziwa ngezinto zokuxuba, ukomisa, ukubumba nokushiswa kuhhavini lokushisa eliphezulu.
Isitini se-Corundum mullite senziwe ngezitini ze-mullite zokwenziwa kanye nezinhlayiya ze-mullite zokuhlanganiswa kwezinto ezitholakalayo, futhi i-alpha Al2O3 powder ye powder, ingahlanganiswa noma izinhlayiya ze-corundum ezihlanganisiwe ukuze zihlanganise izinto ezibonakalayo, i-synthetic mullite powder ye powder. I-aggregate kanye nempushana kuxutshwa ngokwengxenye ethile nosayizi wokusanhlamvu. Utshwala bemfucumfucu bephepha lephepha eline-sulfite busetshenziswa njenge-ejenti ebophayo, futhi izinto zengezwa ngendlela ethile.Ixutshwe ngokugcwele futhi ngisho, ngomshini wokubumba izitini we-friction noma i-hydraulic press. ℃.
Izinto | Ikhwalithi Ephakeme Ehlanzekile Nephakeme I-Fused Corundum Brick |
I-Sintered Corundum Brick | I-Mullite-Corundum Brick |
I-Al2O3 % | ≥99 | ≥90 | ≥80 |
SiO2 % | ≤0.2 | ≤8 | ≤18 |
Fe2O3 % | ≤0.2 | ≤0.2 | ≤0.3 |
Ukuminyana ngobuningi g/cm3 | ≥3.2 | ≥3 | ≥2.8 |
I-porosity ebonakalayo % | ≤19 | ≤18 | ≤18 |
Amandla acindezelayo abandayo e-MPa | ≥100 | ≥100 | ≥100 |
Ngokuvamile, isitini se-cordundum mullite sihlukaniswa ngezitini ezixutshiwe nezihlanganisiwe, intengo yezinhlobo ezimbili zezitini ze-cordundum mullite refractory zihluke kakhulu emakethe, intengo iphakathi kwezinkulungwane kuya ku-10,000. Siphakamisa ukuthi izitini zomlilo ezihlukene ze-corundum mullite kufanele zikhethwe ngokusho kwezingxenye ezahlukene zomlilo, hhayi nje ukuthuthukisa impilo yesithando somlilo, kodwa futhi kunciphise izindleko.
Izitini ze-Cordundum mullite zingathintana ngqo nelangabi, ukumelana nokushisa, ukumelana nokushisa okuphezulu, kungasetshenziswa njengokushisa kokushisa okuphezulu kwezinga lokushisa kwezimboni. futhi izitini zomlilo ze-corundum mullite zingasetshenziswa njengenye ingqimba yomsebenzi wesithando somlilo sezimboni, ikakhulukazi esetshenziswa embonini ye-petrochemical, i-ammonia gasifier enkulu nephakathi nendawo kanye nezinto ezizibuthe zesithando somlilo esinezinto ezibonakalayo, izinto ezisetshenziswayo zokushisa eziphakeme zezimboni, njll.