graphite pụrụ iche bụ ịdị ọcha dị elu, njupụta dị elu na ike dị eluesereseihe onwunwe na nwere magburu onwe corrosion eguzogide, elu okpomọkụ kwụsie ike na oké eletriki conductivity. A na-eme ya nke okike ma ọ bụ graphite artificial mgbe ọgwụgwọ okpomọkụ dị elu na nhazi nrụgide dị elu ma na-ejikarị eme ihe na ngwa mmepụta ihe na okpomọkụ dị elu, nrụgide dị elu na gburugburu ebe obibi.
Enwere ike kewaa ya n'ụdị dị iche iche gụnyere isostaticgraphite blocks, ihe mgbochi graphite extruded, kpụrụ akpụgraphite blocksna ịma jijijigraphite blocks.
Teknụzụ nrụpụta:
Graphitebụ ihe pụrụ iche na-abụghị ọla mejupụtara nke carbon carbon emebere n'ụdị lattice hexagonal. Ọ bụ ihe dị nro na nke na-agbaji agbaji nke a na-ejikarị eme ihe na ngwa mmepụta ihe dị iche iche n'ihi ihe pụrụ iche ya. Graphite nwere ike idowe ike na nkwụsi ike ya ọbụlagodi na okpomọkụ karịrị 3600 Celsius. Ugbu a, ka m webata usoro mmepụta nke graphite pụrụ iche.
Isostatic graphite, mere nke elu ịdị ọcha graphite site na ịpị, bụ irreplaceable ihe eji na n'ichepụta nke otu ọkụ kristal, metal na-aga n'ihu nkedo graphite crystallizers, na graphite electrodes maka ọkụ ọkụ na-agbapụta machining. Na mgbakwunye na ndị a isi ngwa, ọ na-ọtụtụ ebe na-eji na ubi nke ike alloys ( agụụ ọkụ heaters, sintering efere, wdg), Ngwuputa (n'ichepụta nke akuakuzinwo bi ebu), chemical ụlọ ọrụ (okpomọkụ Exchangers, corrosion-eguzogide akụkụ), metallurgy (crucibles), na igwe (mechanical akara).
Teknụzụ ịkpụzi
Ụkpụrụ nke teknụzụ ntinye aka isostatic dabere na iwu Pascal. Ọ na-agbanwe mkpakọ unidirectional (ma ọ bụ bidirectional) nke ihe ahụ ka ọ bụrụ mkpakọ multi-directional (omnidirectional). N'oge usoro ahụ, ihe ndị na-emepụta carbon na-adị mgbe niile na ọnọdụ adịghị mma, na njupụta olu na-ejikọta ya na njirimara isotropic. E wezụga nke ahụ, ọ bụghị n'okpuru ịdị elu nke ngwaahịa ahụ, si otú a na-eme ka graphite isostatic enweghị ma ọ bụ obere ọrụ dị iche iche.
Dị ka ọnọdụ okpomọkụ nke nhazi na ịkwado siri ike si dị, a pụrụ ikewa teknụzụ nke isostatic n'ime oyi isostatic ịpị, ikpo ọkụ isostatic na-ekpo ọkụ. Ngwaahịa ndị na-apịpị Isostatic nwere njupụta dị elu, ọ na-adịkarị 5% ruo 15% dị elu karịa nke ngwaahịa na-akụ unidirectional ma ọ bụ bidirectional ebu. Njupụta ikwu nke ngwaahịa ịpịpụta isostatic nwere ike iru 99.8% ruo 99.09%.
graphite a kpụrụ akpụ nwere arụmọrụ pụtara ìhè na ike igwe, nguzogide abrasion, njupụta, ike ike na eletriki, enwere ike imeziwanye arụmọrụ ndị a site na itinye resin ma ọ bụ ọla.
Akpụziri graphite atụmatụ ọma eletriki conductivity, elu okpomọkụ na-eguzogide, corrosion iguzogide, elu ịdị ọcha, onwe mmanu mmanu, thermal ujo eguzogide na mfe nkenke machining, na-ọtụtụ ebe na-eji na ubi nke na-aga n'ihu nkedo, siri ike alloy na electronic anwụ sintering, ọkụ ọkụ eletrik. akara igwe, wdg.
Teknụzụ ịkpụzi
A na-ejikarị usoro ịkpụzi eme ihe iji mepụta obere graphite oyi na-atụ ma ọ bụ ngwaahịa ahaziri nke ọma. Ụkpụrụ bụ iji mejupụta ụfọdụ ihe nkedo n'ime ụdị ọdịdị na nha achọrọ, wee tinye nrụgide site n'elu ma ọ bụ ala. Mgbe ụfọdụ, tinye nrụgide site na ntụzịaka abụọ ahụ ka ịpịkọta tapawa ka ọ bụrụ ọdịdị n'ụdị ahụ. A na-akwatu ngwaahịa ahụ emechara nke ọma, mee ka ọ dị jụụ, nyochaa ma kpokọta ya.
Enwere igwe na-akpụzi kwụ ọtọ ma kwụ ọtọ. Usoro ịkpụzi n'ozuzu nwere ike pịa otu ngwaahịa n'otu oge, yabụ na ọ nwere nrụpụta nrụpụta dị obere. Otú ọ dị, ọ nwere ike ịmepụta ngwaahịa ndị dị elu nke na-enweghị ike ịmepụta site na teknụzụ ndị ọzọ. Ọzọkwa, mmepụta arụmọrụ nwere ike imeziwanye site n'out oge ịpị otutu ebu na akpaghị aka mmepụta ahịrị.
Extruded graphite na-guzobere site na ịgwakọta elu ịdị ọcha graphite ahụ na ihe nkedo wee extruding ha na extruder. E jiri ya tụnyere graphite isostatic, graphite extruded nwere oke ọka na ike dị ala, mana ọ nwere ọkụ ọkụ na ọkụ eletrik dị elu.
Ugbu a, a na-emepụta ọtụtụ ngwaahịa carbon na graphite site na usoro extrusion. A na-ejikarị ha eme ihe dị ka ihe ndị na-ekpo ọkụ na ihe ndị na-eduzi okpomọkụ na usoro ọgwụgwọ okpomọkụ dị elu. Na mgbakwunye, graphite blocks nwekwara ike iji dị ka electrodes na-ebufe ugbu a na electrolysis usoro. Ya mere, a na-eji ha eme ihe n'ọtụtụ ebe dị ka akara igwe, ihe ndị na-eduzi okpomọkụ na ihe electrode na gburugburu ebe dị egwu dị ka okpomọkụ dị elu, nrụgide dị elu, na nnukwu ọsọ.
Teknụzụ ịkpụzi
Usoro extrusion bụ ịkwanye tapawa n'ime cylinder mado nke pịa wee wepụ ya. A na-eji mgbanaka extrusion na-agbanwe agbanwe (enwere ike dochie ya ka ọ gbanwee ọdịdị cross-section na size nke ngwaahịa) n'ihu ya, a na-enyekwa baffle na-ebugharị n'ihu mgbanaka extrusion. Isi plunger nke pịa dị n'azụ cylinder mado.
Tupu itinye nrụgide, tinye mgbanaka n'ihu mgbanaka extrusion ahụ, ma tinye nrụgide site n'akụkụ nke ọzọ ka ịpịkọta mado ahụ. Mgbe a na-ewepụ baffle ahụ ma na-aga n'ihu na-etinye nrụgide, a na-ewepụ ihe nkedo ahụ site na mgbanaka extrusion. Bee ihe nkedo extruded n'ime ogologo a chọrọ, dị jụụ ma nyochaa ya tupu ikpokọta. Usoro extrusion bụ usoro mmepụta ihe na-aga n'ihu nke na-aga n'ihu, nke pụtara na mgbe agbakwunyere ụfọdụ ihe nkedo, ọtụtụ (ihe mgbochi graphite, ihe ndị graphite) nwere ike ịpụpụ n'ihu.
Ugbu a, a na-emepụta ọtụtụ ngwaahịa carbon na graphite site na usoro extrusion.
Grafite mara jijiji nwere nhazi otu nke nwere oke ọka ọkara. E wezụga na, ọ na-aghọ nnọọ ewu ewu n'ihi na ya ala uyi ọdịnaya, enwekwukwa n'ibu ike, na ezi eletriki na thermal kwụsie ike, na ọtụtụ-eji maka nhazi nnukwu-ọnụ ọgụgụ workpieces. Ọ nwekwara ike na-ewusi ike mgbe resin impregnation ma ọ bụ mgbochi oxidation ọgwụgwọ.
A na-eji ya eme ihe n'ọtụtụ ebe dị ka ihe kpo oku & ihe mkpuchi na mmepụta nke polysilicon na monocrystalline silicon oven na ụlọ ọrụ fotovoltaic. A na-ejikwa ya n'ọtụtụ ebe n'ichepụta mkpuchi kpo oku, ihe ndị na-ekpo ọkụ ọkụ, mgbaze na nkedo crucibles, iwu n nodes eji eme ihe na usoro electrolytic, na ịmepụta crucibles maka agbaze na alloying.
Teknụzụ ịkpụzi
Ụkpụrụ nke ime graphite na-ama jijiji bụ iji ngwakọta dị ka tapawa mejupụta ebu ahụ, wee tinye efere ígwè dị arọ n'elu ya. Na nzọụkwụ ọzọ, a na-ejikọta ihe ahụ site na ịma jijiji ebu. E jiri ya tụnyere graphite extruded, graphite nke ejiri ịma jijiji kpụrụ nwere isotropy dị elu. A na-emepụta ngwaahịa graphite site na usoro extrusion.
Oge nzipu: Jun-17-2024