Ngokwezifiso Igwebu Lobumba I-Aluminium Foam I-Ceramic Alumina Ukuhlunga Kwezinga Lokushisa Okuphakeme
Incazelo Yomkhiqizo
I-Ceramics ye-Foam yenziwe nge-porous Ceramic foam body, isesandulela sezimbotshana zangempela ekumunjeni kwe-ceramic slurry njengohlaka lwamathambo, emva kokomisa, ukudubula futhi kube, ukususwa kwesakhiwo senethiwekhi enezinhlangothi ezintathu zesandulela sezinto eziphilayo, bese ukwakheka kwezinga eliphezulu lama-pores avulekile (80% ~ 90%). Ukuminyana okuncane (0.2 ~ 0.5g/cm3), indawo enkulu ethize engaphezulu, ukulahlekelwa kwengcindezi encane, enesakhiwo senethiwekhi somzimba onezimbotshana.
Izici Zomkhiqizo
I-1, I-Ceramics yegwebu inendawo ethile ephezulu, njengoba isithwali se-catalyst singandisa indawo yokuxhumana ephumelelayo, sithuthukise umphumela we-catalytic;
I-2, Ngenxa yokumelana nokushisa kwayo, ukungangcolisi, akulula ukuba noshevu, izindleko eziphansi kanye nezinye izinzuzo, iye yasetshenziswa kabanzi embonini yamakhemikhali nakweminye imikhakha yokubhekana nenkinga
Isetshenziswe kabanzi embonini yamakhemikhali ukubhekana namagesi anobuthi, anuka kabi kanye namanye ayingozi.
I-3, Izimbobo zomoya ezivaliwe kuma-ceramics egwebu zinciphisa ukusebenza kahle kwe-exothermic kanye ne-convection ekusakazeni ukushisa.
I-Convection, ine-conductivity ephansi ye-thermal, ukumelana nokushaqeka okushisayo nezinye izici ezinhle kakhulu, iyinto enhle kakhulu ekwazi ukumelana nokushisa.
Izakhiwo Zomzimba Nezamakhemikhali
| Okubalulekile | I-Alumina |
| Umbala | Emhlophe |
| I-Pore Density | 8-60ppi |
| I-Porosity | 80-90% |
| I-Refractoriness | ≤1100℃ |
| Ukugoba Amandla | >0.6Mpa |
| Amandla Wokucindezela | >0.8Mpa |
| Ivolumu-isisindo | 0.3-0.45g/cm³ |
| Ukumelana nokushaqeka okushisayo | 6 izikhathi/1100℃ |
| Isicelo | I-Aluminium, i-Aluminium alloys namanye ama-non-ferrous alloys |
Ukuhlukaniswa kwe-Foam Ceramics
Izitsha zobumba zegwebu ngokuvamile zingahlukaniswa zibe izinhlobo ezimbili, okuyizinto zobumba ezivulekile-cell (reticulated) kanye nezinto zobumba zamaseli avaliwe, kuye ngokuthi izimbobo ngazinye zinezindonga eziqinile noma cha.
Izicelo ze-Foam Ceramics
Embonini ye-metallurgical i-aluminium, ithusi kanye nezinye izingxube ze-alloys, izitsha zobumba zegwebu zingasetshenziswa njengento yokuhlunga ukuhlunga i-ash slag ene-oxidized. Amapuleti okuhlunga e-Ceramic Foam angasetshenziswa esikhunjeni sesihlabathi nesensimbi, futhi angabekwa ayisicaba noma ame.








