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Boron Carbide

Takaitaccen Bayani:

Boron Carbide (B4C), wanda aka fi sani da black lu'u-lu'u, mai taurin Vickers na >30 GPa, shine abu na uku mafi wahala bayan lu'u-lu'u da cubic boron nitride. Boron carbide yana da babban sashe na crosssection don shaye-shayen neutrons (watau kyawawan kaddarorin kariya daga neutrons), kwanciyar hankali zuwa radiation mai ionizing da yawancin sinadarai. Abu ne mai dacewa don aikace-aikace masu yawa masu inganci saboda haɗakar kaddarorinsa masu kyau. Taurinsa mai ban mamaki ya sa ya zama foda mai gogewa don lapping, polishing da yanke ruwa na ƙarfe da yumbu.

Boron carbide abu ne mai matuƙar muhimmanci wanda ke da sauƙin ɗauka da ƙarfin injina. Kayayyakin UrbanMines suna da tsafta da farashi mai kyau. Muna da ƙwarewa sosai wajen samar da nau'ikan samfuran B4C. Muna fatan za mu iya ba ku shawara mai amfani kuma mu ba ku fahimtar boron carbide da amfaninsa daban-daban.


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Boron Carbide

Wasu sunaye Tetrabor
Lambar Kuɗi 12069-32-8
Tsarin sinadarai B4C
Molar nauyi 55.255 g/mol
Bayyanar Foda mai duhu ko launin toka mai duhu, ba shi da wari
Yawan yawa 2.50 g/cm3, mai ƙarfi.
Wurin narkewa 2,350 °C (4,260 °F; 2,620 K)
Wurin tafasa >3500°C
Narkewa a cikin ruwa Ba ya narkewa

Kayayyakin Inji

Taurin Ƙulli 3000 kg/mm2
Taurin Mohs 9.5+
Ƙarfin Lankwasawa 30~50 kg/mm2
Matsi 200~300 kg/mm2

Bayanin Kasuwanci na Boron Carbide

Lambar Abu Tsarkaka (B4C %) Hatsi na asali (μm) Jimlar Boron(%) Jimlar Carbide(%)
UMBC1 96~98 75~250 77~80 17~21
UMBC2.1 95~97 44.5~75 76~79 17~21
UMBC2.2 95~96 17.3~36.5 76~79 17~21
UMBC3 94~95 6.5~12.8 75~78 17~21
UMBC4 91~94 2.5~5 74~78 17~21
UMBC5.1 93~97 Matsakaicin.250 150 75 45 76~81 17~21
UMBC5.2 97~98.5 Matsakaicin.10 76~81 17~21
UMBC5.3 89~93 Matsakaicin.10 76~81 17~21
UMBC5.4 93~97 0~3mm 76~81 17~21

Menene amfani da Boron Carbide (B4C)?

Saboda taurinsa:

Muhimman kaddarorin Boron Carbide, waɗanda ke da ban sha'awa ga mai ƙira ko injiniya, sune tauri da juriyar lalacewa mai alaƙa da su. Misalan da suka fi dacewa na amfani da waɗannan kaddarorin sun haɗa da: Makullan Padlock; Rufin sulke na mutum da na abin hawa; bututun fashewa mai ƙarfi; bututun yanke ruwa mai matsin lamba; Rufin da ke jure lalacewa; Kayan aiki da kayan yanka; Abrasives; Haɗaɗɗun matrix na ƙarfe; A cikin layin birki na ababen hawa.

Saboda taurinsa:

Ana amfani da Boron carbide don ƙera shi azaman Sulke na Kariya don tsayayya da tasirin abubuwa masu kaifi kamar harsasai, tarkace, da makamai masu linzami. Yawanci ana haɗa shi da wasu abubuwan haɗin gwiwa yayin sarrafawa. Saboda ƙarfinsa mai yawa, sulken B4C yana da wuya harsashin ya shiga. Kayan B4C na iya shan ƙarfin harsashin sannan ya wargaza irin wannan kuzarin. Saman zai farfashe zuwa ƙananan ƙwayoyin cuta masu tauri daga baya. Amfani da kayan boron carbide, sojoji, tankuna, da jiragen sama na iya guje wa mummunan raunuka daga harsasai.

Ga wasu kadarori:

Boron carbide wani abu ne da ake amfani da shi sosai a cikin tashoshin samar da wutar lantarki ta nukiliya saboda ikonsa na sha neutron, ƙarancin farashi, da kuma tushensa mai yawa. Yana da babban ɓangaren sha. Ikon boron carbide na sha neutrons ba tare da samar da radionuclides masu daɗewa ba ya sa ya zama abin sha'awa a matsayin mai sha don radiation na neutron da ke tasowa a cikin tashoshin samar da wutar lantarki ta nukiliya da kuma daga bama-bamai na neutron masu hana ma'aikata. Ana amfani da Boron Carbide don kare shi, a matsayin sandar sarrafawa a cikin reactor na nukiliya da kuma a matsayin ƙwayoyin da aka rufe a cikin tashar samar da wutar lantarki ta nukiliya.


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