Resilience pụrụ iche na Silicon Carbide Tube
Silicon Carbide (Dic) tubes na-enye ọtụtụ ngwa mmepụta ihe iji nyere ụlọ ọrụ gị aka iru nkwụsi ike pụrụ iche. N'ihi ike ya pụrụiche na ogologo ndụ ya, SiC tubes na-eje ozi dị ka ike dị ike n'azụ ọganihu na ịkpụzi ọdịnihu anyị.
Ihe ndị na-agbanwe agbanwe nwere ike na-agbanwe agbanwe nke yiri diamond nwere ike iguzogide nnukwu nrụgide na-enweghị mgbawa n'okpuru nrụgide., na-anya isi nnukwu mgbaji siri ike na ihe nguzogide kemịkalụ.
Ike dị elu
Silicon carbide bụ ihe siri ike ma na-agbanwe agbanwe nke nwere ike iguzogide oke okpomọkụ na gburugburu ebe obibi nke ga-emebi ihe ndị dị ntakịrị., ebe ike igwe ya na-enye ya ohere iguzogide abrasion – na-eme ka ọ bụrụ ihe dị mma seramiiki maka ngwa ndị na-achọ ihe na-agbanwe agbanwe na ogologo oge.
Na nnukwu mgbaji siri ike (6.8 MPA M0.5) na modul nke Young (490 GPA), ihe a nwere ike iguzogide ngwa nrụgide dị elu na mfe, ebe conductivity thermal ya na-enye ohere ịnyefe ọkụ nke ọma mgbe ọ na-ebelata ụgwọ ọrụ ike maka usoro gị.
A na-arụpụta mmeghachi omume sintered Silicon Carbide Tubes site na mmeghachi omume kemịkalụ dị elu nke na-ejikọta silicon carbide ntụ ntụ ọnụ n'ime ọka.. Nke a na-emepụta ike mgbanwe dị elu, corrosion iguzogide, chemical inertness na okpomọkụ ndidi – zuru oke maka ọkụ ọkụ na ihe nchebe di na nwunye okpomọkụ – yana mbelata mmezi na ụgwọ nrụzi nke na-azọpụta gị ego ka oge na-aga. Ozoro, ọdịdị dị arọ ha na-eme ka ntinye ngwa ngwa na enweghị mgbu.
Nguzogide nrụrụ dị mma
Silicon carbide seramiiki tubes bụ ihe na-agbanwe agbanwe nke ukwuu, na-anagide gburugburu ebe siri ike na kemịkalụ nwere obere mmebi. Isi ike ha na-amata diamond na ha na-eguzogide abrasions na ozize na mfe – àgwà ndị na-eme ka ha bụrụ akụkụ zuru oke maka osisi ọkụ.
Ihe seramiiki nwere ikike iguzogide oke okpomọkụ na ngbanwe nrụgide na-emebighị iguzosi ike n'ezi ihe ha.. Mgbasawanye okpomọkụ ha dị ala na ịdị elu thermal conductivity na-enye ha ohere ịzaghachi ngwa ngwa ma gbanwee ngwa ngwa na mgbanwe okpomọkụ n'emebighị ike ma ọ bụ ogologo oge..
Inertness kemịkalụ silicon carbide na-eme ka ọ bụrụ nhọrọ ihe dị egwu maka ọkụ ọkụ na ngwaọrụ ụlọ ọrụ ndị ọzọ., na-enye nguzogide abrasion na-enweghị atụ yana nchebe site na gburugburu ebe obibi siri ike na kemịkalụ na-emebi emebi. Nguzogide acid ya na-abịa site n'ikike nke oyi akwa na-eguzogide acid nke kpụrụ n'elu ya – na-echebekwa ya pụọ na gburugburu acidic – ebe nkwụsi ike nke akụkụ ya na nkwụsi ike nke okpomọkụ na-abawanye nkwụsi ike ya.
Ikike kemịkalụ
Silicon Carbide bụ ihe na-adịgide adịgide nke nwere anụ ahụ dị elu, n'ibu, thermal na chemical Njirimara. Site na ogo ike ike Mohs nke 13 (dị elu karịa diamond ma ọ bụ boron carbide), iguzosi ike n'ezi ihe ya na-egbochi nrụrụ n'okpuru nrụgide ka ọ na-eguzogide ọgwụ corrosion, a amife, oke okpomọkụ na oke okpomọkụ yana inwe ogologo ndụ ọrụ.
Njupụta SiC na-enweghị nrụgide na-anọgide na-agbanwe agbanwe na oke okpomọkụ ma ọ bụ gas-enweghị ike ime ya., na-enye nchebe pụọ na mwakpo acid site na hydrochloric, sulfuric na hydrobromic acid yana bases, kemịkalụ oxidizing na ihe mgbaze ejiri na Ngwuputa, metal agbaze, ụlọ ọrụ nhazi ígwè na nhazi mmanụ.
Tupu ịhọrọ ezigbo ọkwa seramiiki silicon carbide maka ngwa gị, ọ dị mkpa iji nyochaa ọnọdụ ọrụ ya, gburugburu corrosion na n'ibu chọrọ. Mgbe ị na-ahọrọ ogologo tube gị, Ọkpụrụkpụ mgbidi na dayameta jide n'aka na ọ nwere ike ijikwa nrụgide anụ ahụ yana gburugburu kemịkalụ na nhazi gị. Ozoro, Chọọ maka ndị na-ebubata ihe na-enye ihe nrụpụta omenala iji gboo nkọwapụta na mkpa gị niile.
Ogologo ndụ ogologo
Ogologo oge a na-ewere silicon carbide dị ka ihe pụrụ iche n'ihi ike ya pụrụ iche, eyi iguzogide, Ikike kemịkalụ, na ahụkebe thermal conductivity Njirimara. Mana iji ya eme ihe n'ụzọ zuru oke chọrọ usoro nrụpụta ọkachamara na njikwa njikwa sitere n'aka ndị nrụpụta ya.
Nkà na ụzụ mmeghachi omume na-enye ohere ka ihe seramiiki a gbanwee site na silica-ọgaranya ntụ ntụ ka ọ bụrụ nnukwu iberibe ma sie ike nke enwere ike iji n'ọtụtụ ngwa.. Ọ na-egosipụta ike ike Mohs yiri diamond, yana iguzogide oke acid ọgụ dị ka nitric na hydrofluoric acid – na-eme ka ọ bụrụ nhọrọ kacha mma maka gburugburu ebe obibi chọrọ nguzogide abrasion dị ka akụrụngwa Ngwuputa na igwe ikuku ikuku.
N'ihi mgbasawanye ọkụ ya dị ala, Ihe mkpuchi eriri seramiiki bụ nhọrọ kacha mma maka iji ya na thermocouples, na-echebe ha pụọ na mmebi ma ọ bụ eyi mgbe a na-arụ ọrụ. Ozoro, corrosion ya- na oxidation-eguzogide na-eme ka ọ dabara maka oghere ọwara ma ọ bụ ụgbọ ala.