Crystal boron ufa ndi chinthu chopangidwa ndi boron, kapangidwe kake ka maselo ndi B2O3.Maonekedwe a crystalline boron ufa makamaka amaphatikiza mawonekedwe ake oyera a ufa, kachulukidwe kakang'ono komanso kutsika kwamagetsi.Nkhaniyi imakhala ndi kukhazikika kwa kutentha ndi mankhwala, ndipo kachulukidwe kake kamene kamagwiritsidwa ntchito kwambiri pakupanga magalasi ndi ceramic.Mankhwala, ufa wa crystalline boron umasonyeza kukhudzidwa kwakukulu kwa ma asidi, makamaka ndi maziko amphamvu monga sodium hydroxide.Ikhoza kupanga ma boric acid osiyanasiyana, omwe ndi kufunikira kwake mu chemistry ndi sayansi yazinthu.Kugwiritsiridwa ntchito kwakukulu kwa crystalline boron powder ndi monga chowonjezera pa galasi ndi zoumba kuti ziwonjezere kuuma kwawo ndi mphamvu.Itha kugwiritsidwanso ntchito popanga borax ndi borates zina, zomwe zimagwiritsidwa ntchito mu galasi, zoumba, zotsukira ndi zodzoladzola.
Mapangidwe a Chemical a Boron Powder | |||||||||
Gulu | B | Mapangidwe a Chemical (ppm) | |||||||
zomwe zili (%) | Zoyipa (≤) | ||||||||
≥ | Fe | Au | Ag | Cu | Sn | Mg | Mn | Pb | |
2N | 99 | 200 | 30 | 3 | 30 | 35 | 3000 | 20 | 10 |
3N | 99.9 | 150 | 10 | 1 | 12 | 10 | 15 | 3 | 1 |
4N | 99.99 | 80 | 0.6 | 0.5 | 0.9 | 0.8 | 8 | 0.8 | 0.9 |
6N | 99.9999 | 0.5 | 0.02 | 0.02 | 0.03 | 0.09 | 0.02 | 0.07 | 0.02 |
Gulu | Kupititsa patsogolo Kupanga | Kuchuluka kwa madzi |
Crystalline boron ufa | Hot Solid Sintering Njira | > 1.78g/cm3 |
Amorphous boron ufa | Magnesium Thermal Reduction Njira | <1.40g/cm3 |
Crystalline boron ufa makamaka ntchito aloyi zina, kupanga diamondi, waya kujambula amafa, mankhwala ena boron zipangizo kapena propellants, detonators, fluxes mu makampani ankhondo, etc.
1. 2N crystalline boron ufa amagwiritsidwa ntchito mu aloyi ya boron-copper, alloy ferroboron, boron-aluminium alloy, boron-nickel alloy, etc.
2. 3N, 4N crystalline boron ufa amagwiritsidwa ntchito kwambiri mu lithiamu-boron alloys.
3. 3N, 4N crystalline boroni ufa akhoza kupangidwa kukhala amorphous boron ufa
Huarui ali ndi dongosolo lokhazikika loyang'anira.Timayesa zinthu zathu poyamba tikamaliza kupanga, ndipo timayesanso tisanaperekedwe, ngakhale zitsanzo.Ndipo ngati mukufuna, tikufuna kuvomereza gulu lachitatu kuti tiyese.Zachidziwikire ngati mukufuna, titha kukupatsani zitsanzo kuti muyese.
Zogulitsa zathu zimatsimikiziridwa ndi Sichuan Metallurgical Institute ndi Guangzhou Institute of Metal Research.Kugwirizana kwanthawi yayitali ndi iwo kumatha kupulumutsa nthawi yambiri yoyesera kwa makasitomala.