A na-emepụta brik alumina dị elu site na ịhọrọ bauxite chamotte dị ka isi ihe akụrụngwa, na-agba ọkụ na 1450-1470 ° C site na usoro dị elu na njikwa mma siri ike. A na-eji alumina ma ọ bụ akụrụngwa ndị ọzọ nwere ọdịnaya alumina dị elu arụpụtara brik dị elu site na ịkpụzi na ịgba egbe. n'ihi na nke na-anọpụ iche refractory onwunwe alumina refractory nwere ike iguzogide acid slag ozize eguzogide.
Usoro brik alumina dị elu
Nweta site na Họrọ na sieve chamotte maka deironing tupu agbaji, nke nwere ike melite ogo brik alumina dị elu. N'ihi na e nwere elu nkezi nke grog na ihe ndị nwere ike iru 90 ~ 95%. Họrọ na nyochaa deironing tupu egwepịa grog.
Ọkwa atọ nke brik alumina dị elu
Dabere na ọdịnaya Al2O3 dị iche iche, enwere ike kewaa brik alumina dị elu na ọkwa atọ na China.
Bricks Alumina dị elu nke ọkwa I nwere ihe karịrị 75% Al2O3.
Ọkwa II High Alumina Bricks nwere 60 ~ 75% Al2O3 ọdịnaya.
Ọkwa III High Alumina Bricks nwere 48 ~ 60% Al2O3 ọdịnaya.
Atụmatụ brik alumina dị elu
Brick alumina dị elu nwere nnukwu atụmatụ dị ka arụmọrụ dị elu nke okpomọkụ, nnukwu corrosion na iyi nguzogide, njupụta dị elu, ọdịnaya ígwè dị ala, wdg.
| Ihe | brik alumina dị elu nke mbụ | brik alumina dị elu nke abụọ | brik alumina dị elu nke atọ | Ọpụrụiche gradehigh alumina brik |
| LZ-75 | LZ-65 | LZ-55 | LZ-80 | |
| Al2O3% ≥ | 75 | 65 | 55 | 82 |
| Fe2O3% ≤ | 2.5 | 2.5 | 2.6 | 2.0 |
| Nnukwu njupụta g/cm3 | 2.5 | 2.4 | 2.3 | 2.6 |
| Ike nchicha oyi MPa ≥ | 70 | 60 | 50 | 80 |
| 0.2MPa Refractoriness n'okpuru ibu ℃ | 1510 | 1460 | 1420 | 1550 |
| Refractoriness ℃ ≥ | 1790 | 1770 | 1770 | 1790 |
| Ọdịmma % ≤ | 22 | 23 | 24 | 21 |
| Mgbanwe Linear na-ekpo ọkụ 1450 ℃ × 2h % | -0.3 | -0.4 | -0.4 | -0.2 |
Ngwa brik alumina dị elu
Enwere ike iji brik alumina dị elu na ọkụ ọkụ, ọkụ ọkụ ọkụ, ọkụ eletrik. nwekwara nnukwu alumina ọkụ brik eji na ubi nke ígwè na ígwè, nonferrous, iko, simenti, ceramik, petrochemical, igwe, ji esi mmiri ọkụ, ọkụ ụlọ ọrụ, ike, na agha ụlọ ọrụ wdg.
