Ukusetshenziswa kwe-boron carbide powder

Ukusetshenziswa kwe-Boron Carbide Powder

I-Boron carbideiyikristalu elimnyama eline-metallic luster, eyaziwa nangokuthi idayimane elimnyama, okuyingxenye ye-inorganic non-metallic.Ubulukhuni be-boron carbide kuphela ngemuva kwedayimane ne-cubic boron nitride, futhi isengakwazi ukugcina amandla aphezulu ekushiseni okuphezulu, okungasetshenziswa njengento efanelekile yokumelana nokushisa okuphezulu;ukuminyana kwe-boron carbide kuncane kakhulu (ukuminyana kwethiyori kungu-2.52 g/cm3 kuphela), ilula kunezinto ezijwayelekile zobumba ezingasetshenziswa emkhakheni we-aerospace;I-boron carbide inamandla okumunca i-neutron eqinile, ukuzinza okuhle kokushisa, nendawo yokuncibilika engu-2450 °C, ngakho isetshenziswa kabanzi embonini yenuzi.Ngesikhathi esifanayo, umthamo wayo wokumunca i-neutron Ingathuthukiswa ngokwengeziwe ngokungeza isici esingu-B;impahla ye-boron carbide ene-morphology ethile kanye nesakhiwo nayo inezakhiwo ezikhethekile ze-photoelectric;ngaphezu kwalokho, i-boron carbide inezinga eliphezulu lokuncibilika, i-modulus enwebekayo ephezulu, i-coefficient ephansi yokwandisa kanye nomthamo omuhle wokumuncwa komoya-mpilo, njll. imboni yezempi.Isibonelo, izingxenye ezimelana nokugqwala nezingagugi, ezenza izikhali ezingangenwa izinhlamvu, izinduku zokulawula i-reactor nezinto zikagesi we-thermoelectric, njll.

i-boron carbide
i-boron carbide powder

Izicelo eziyinhloko ze-boron carbide zimi kanje:

1.Ukusetshenziswa kwe-abrasive yokupholisha

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Ukusetshenziswa kwe-boron carbide njenge-abrasive ikakhulukazi ukupholishwa kwesafire.Ezintweni eziqinile kakhulu, ubulukhuni be-boron carbide buphakeme kunaboi-aluminium oxidekanye ne-silicon carbide, engaphansi kuphela kwedayimane ne-cubic boron nitride.I-Boron carbide abrasive (Mohs hardness 9.3) iyinto ekahle kakhulu yokucubungula nokugaya amakristalu esafire.Uma i-boron carbide ingaphezu kuka-600 ℃, ubuso bayo buzokwenziwa i-oxidized ibe yifilimu ye-B2O3, ezoyithambisa ngokwezinga elithile.Ngakho-ke, akufanelekile ukugaya okomile ngokushisa okwedlulele ekusetshenzisweni kwe-abrasive, kodwa kuphela ukupholisha ukugaya uketshezi.Kodwa-ke, lesi sakhiwo singavimbela i-oxidation eyengeziwe ye-B4C, okwenza ibe nezinzuzo ezihlukile ekusetshenzisweni kwe-refractory.

2.Ukusetshenziswa kwezinto eziphikisayo

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I-Boron carbide inezici zokumelana ne-oxidation kanye nokumelana nokushisa okuphezulu.Ngokuvamile isetshenziswa njengezici ezithuthukisiwe ezinokwakheka okuthuthukile kanye ne-amorphous emikhakheni ehlukahlukene ye-metallurgy, njengezitofu zensimbi, ifenisha yomlilo, njll. I-Boron carbide izothamba ekushiseni okuphezulu, ngakho ingakwazi ukunamathela ebusweni bezinye izinhlayiya zezinto ezibonakalayo.Ngisho noma umkhiqizo uminyene, ifilimu ye-B2O3 oxide ebusweni bayo ingakha izinga elithile lokuvikela futhi idlale indima ephikisana ne-oxidation.Ngesikhathi esifanayo, ngenxa yokuthi amakristalu ekholomu akhiqizwa ukusabela asatshalaliswa ku-matrix kanye negebe le-refractory, i-porosity iyancishiswa, amandla okushisa aphakathi ayathuthukiswa, futhi ukunwetshwa kwevolumu yamakristalu akhiqiziwe kungaphulukisa ukuncipha kwevolumu futhi. nciphisa imifantu.

3.Ukusetshenziswa kwezinto ezingangenwa izinhlamvu

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Ngenxa yokuqina kwayo okuphezulu, amandla aphezulu, amandla adonsela phansi amancane athile kanye nokumelana nokunwebeka okukhulu, i-boron carbide ihambisana ikakhulukazi nokuthambekela kwezinto ezivikela izinhlamvu ezingasindi, futhi iyimpahla evikela inhlamvu engcono kakhulu yezindiza, izimoto, izikhali, umzimba womuntu nokunye ukuvikela.

4.Izicelo embonini yenuzi

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I-Boron carbide inesigaba esiphambanayo sokumuncwa kwe-neutron ephezulu kanye ne-spectrum yokumunca i-neutron ebanzi, eyaziwa emhlabeni wonke njengesimunyisi esingcono kakhulu se-neutron embonini yenuzi.I-Boron carbide inezinsiza ezicebile, ukumelana nokugqwala, ukuzinza okuhle kokushisa, awekho ama-isotopes anemisebe, amandla emisebe ephansi ephansi, njll., ngakho-ke isetshenziswa kabanzi njengento yokulawula kanye nezinto ezivikelayo kuma-reactors enuzi.I-Boron carbide izokwenziwa ibe yizinduku ze-boron carbide emkhakheni we-nuclear reactor, futhi izophinde yenziwe ibe yi-boron carbide powder ngenxa yesidingo sokwandisa indawo engaphezulu.

 

I-Chengdu Huarui Industrial Co., Ltd.

Email: sales.sup1@cdhrmetal.com

Ucingo: +86-28-86799441


Isikhathi sokuthumela: Oct-08-2022