Amabuye maremare ya alumina nubwoko bwa retractory castable ikoresha ibikoresho byinshi bya alumina nkibikoresho hamwe nifu hanyuma bikongerwaho hamwe na binding agent. Amashanyarazi maremare ya aluminiyumu afite imbaraga zubukanishi, imbaraga zo guhangana nubushyuhe bwiza, kurwanya ruswa. high alumina retractory castable ni amorphous retractory ifite umuvuduko mwinshi, alumina yo mu bwoko bwa alumina ikora ikozwe muburyo bwo guhunika, ifu, binder, inyongeramusaruro, amazi, cyangwa ibindi bintu byamazi. ibisumizi byinshi bya alumina birashobora gukoreshwa hamwe nuburyo bwo gushushanya ibibanza, kunyeganyega cyangwa gutombora, nanone preform irashobora gukoreshwa mugukoresha kandi irashobora gukoreshwa muburyo bwo guterana ariko igakomera idashyushye.
Hitamo ibikoresho bibisi bya aluminiyumu yo hejuru ukurikije formula.
Kubara amanota hamwe na dosiye ya agregate, ifu, binder hamwe ninyongeramusaruro ukurikije formulaire yibikoresho, hanyuma ugenzure neza ibice by'ifu.
Shira igiteranyo kiremereye hamwe nifu muri blender umwe umwe, hanyuma usukemo ifu muri agregate hanyuma ukangure muminota 8-10.
Shira aluminiyumu isukuye ibikoresho bisuka mumufuka wa toni, ushizemo inyongeramusaruro, hanyuma ugapakira.
Ibikoresho bipakiye hejuru ya aluminiyumu bigomba kubikwa mu bubiko, kandi itariki igomba gushyirwaho ikimenyetso kandi ntigire amazi kandi kitarinda amazi.
Ibintu | RSGLJ-1 | RSGLJ-2 | |
Al2O3% | 65 | 75 | |
Kunanirwa ℃ | 1750 | 1770 | |
Guhindura umurongo Kugereranya% | -0.02 | -0.4 | |
Ubukonje bukonje MPa ≥ | 110 ℃ × 24h | 50 | 60 |
1100 ℃ × 4h | 60 | 70 | |
Kumena Imbaraga MPa ≥ | 110 ℃ × 24h | 9 | 11 |
1100 ℃ × 4h | 10 | 12 | |
Ubushyuhe bwa serivisi ntarengwa ℃ | 1200 | 1400 |
Amashanyarazi menshi ya alumina yakozwe nyuma yo gukorwa munsi yubushyuhe bwo hejuru hanyuma akasya ifu. ibicuruzwa ni ugukora ibikoresho byo mu rwego rwo hejuru byujuje ubuziranenge, nigikoresho gishobora gukoreshwa mubushuhe buke mu nganda nka metallurgie, ibikoresho byubaka, imiti, uruganda rwamashanyarazi. Na alumina yo hejuru irashobora gukoreshwa ahantu hakurikira.