Usoro mmepụta ihe nke silikọn carbide e ji mmeghachi omume mee kwesịrị ịdị mma nke ukwuu.

Ụzọ mmepụta ihe eji emepụta carbide silicon nke e ji mmeghachi omume mee bụ iwepụta ájá quartz dị elu na coke mmanụ ala a gwakọtara agwakọta n'ime ọkụ ọkụ eletrik. A na-emepụta blọk silicon carbide a gwakọtara agwakọta ka ọ bụrụ ngwaahịa nwere oke nha dị iche iche site na ịpịpịa, ịsacha acid na alkali siri ike, ngwa nkewa magnetik na nyocha ma ọ bụ nkewa mmiri.

Carbide silicon nwere ụdị carbide ojii abụọ a na-ahụkarị na silicon na carbide akwụkwọ ndụ akwụkwọ ndụ, ha niile bụ nke α-SiC. ① Carbide silicon ojii nwere ihe dị ka 95% SiC, ọ na-arụkwa ọrụ nke ọma karịa carbide silicon akwụkwọ ndụ akwụkwọ ndụ, ọtụtụ n'ime ha ka eji emepụta ma hazie ihe ndị e ji arụ ọrụ nke nwere ike ịdọkpụ dị ala, dị ka iko laminated, poselin, nkume, refractory, pig iron na ọla dị oké ọnụ ahịa. ② Carbide silicon akwụkwọ ndụ akwụkwọ ndụ nwere SiC ihe dị ka 97% n'elu, nkọcha onwe ya dị mma, ọtụtụ n'ime ha ka eji emepụta na nhazi nke ngwaọrụ carbide, titanium metal na anya anya, a na-ejikwa ha eme ka cylinder liner maa mma ma na-eme ka ngwaọrụ ígwè dị elu dị ọcha. Na mgbakwunye, enwere cubic mita nke silicon carbide, nke bụ kristal akwụkwọ ndụ akwụkwọ ndụ dị mfe nke usoro ọhụrụ mere, a na-ejikwa ya emepụta ebu kwesịrị ekwesị maka ibu oke mmecha, nke nwere ike ime ka elu ahụ sie ike site na Ra32 ~ 0.16μm na nhazi ruo Ra0.04 ~ 0.02μm.

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Ojiji bụ isi nke silikọn carbide mmeghachi omume

(1) Dịka ihe na-eguzogide iyi, enwere ike iji ya dị ka ebu, dị ka wiil ájá, nkume whetstone, wiil igweri, taịlị ájá, wdg.

(2) Dịka ihe na-eme ka ihe ghara ịdị ọcha ma na-eguzogide nchara maka ụlọ ọrụ ígwè. Silicon carbide gụnyere ihe anọ bụ isi e ji eme ya, ya bụ: seramiiki arụ ọrụ, ihe ndị na-adịghị mma, ihe ndị na-anaghị emebi emebi na ihe ndị na-eme ka ihe ghara ịdị mma. N'oge a, enwere ike inye silicon carbide roughage n'ọtụtụ ụzọ, nke na-abụghị ngwaahịa teknụzụ dị elu, na itinye ntụ ntụ nano-silicon carbide nwere nnukwu ọdịnaya sayensị na teknụzụ agaghị emepụta mmetụta nha n'oge dị mkpirikpi.

(3) otu kristal dị ọcha nke ukwuu, nke dabara adaba maka mmepụta ihe semiconductor, mmepụta nke eriri kemịkalụ silicon carbide.

Oke ojiji: Maka mkpụrụ ndụ fotovoltaic dị mita 3-12, mkpụrụ ndụ fotovoltaic, potassium arsenide, quartz resonators na ịkpụ ahịrị ndị ọzọ. Ụlọ ọrụ fotovoltaic anyanwụ, ụlọ ọrụ semiconductor, ọrụ injinịa kristal piezoelectric nke agbụ ígwè ọrụ nhazi ihe eji arụ ọrụ.

Silicon carbide sintering na-emegharị ahụ - ihe kpatara e ji guzobe ya

A na-efesa ọkọlọtọ nrụgide dị elu na okpomọkụ dị elu nke a na-emepụta n'ime ala site na lava. Dịka Thailand, Australia, Shandong nke China, United States na mba ndị ọzọ. A na-emepụta jed ígwè site na mmetụ aka. Dịka Myanmar, Kashmir, Anhui nke China na mpaghara ndị ọzọ. A na-enwetakarị rubies n'ụwa site na placers. Ọ bụ site na ọtụtụ emeralds mbụ, nkume acha anụnụ anụnụ site na mbuze mmeghachi omume sintering silicon carbide na silicon ore eke dị ọcha, carbon, slag osisi, nnu ụlọ ọrụ dị ka ihe ndị e ji emepụta ihe, na mmepụta ọkụ eletrik na-egosipụta okpomọkụ. Mgbakwunye nke slag osisi bụ ime obere ihe ngwakọta na okpomọkụ dị elu iji mepụta ihe owuwu oghere, nke na-enyere aka igosipụta ahụ uzuoku buru ibu na mgbanwe nke a ga-ewepụ, iji gbochie ihe mberede mgbawa, n'ihi mmepụta nke 1 tọn nke silicon carbide, nwere ike imepụta ihe dị ka 1.4t nke carbon monoxide (CO). Ọrụ nke nnu ụlọ ọrụ mmepụta ihe (NaCl) na-enyere aka iwepụ aluminum oxide, compounds na ihe ndị ọzọ fọdụrụ na ihe ahụ.

 


Oge ozi: Jun-19-2023
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