Ityhubhu yokunyuka yoxinzelelo oluphantsi
YethuImibhobho yokunyukaUkusasazwa koxinzelelo oluphantsizenzelwe ukukhulisa ukusebenza kakuhle kokuphosa, ukuqinisekisa ukuhamba kwentsimbi ngokuchanekileyo, kunye nokumelana namaqondo obushushu agqithisileyo, kubenza babe yinxalenye exabiseke kakhulu ekwenziweni kwezicelo ezifana neemoto kunye ne-aerospace. Ngeenketho zezinto eziphambili, kubandakanyaI-Silicon Carbide (SiC), I-Silicon Nitride (Si₃N₄), kwayeI-Nitride-Bonded Silicon Carbide (NBSC), sibonelela ngezisombululo ezilungiselelwe iimfuno ezikhethekileyo zomsebenzi ngamnye wokuphosa.
Izicelo zeeMveliso kunye noKhetho lweMathiriyeli
Iityhubhu ezinyukayo ziyimfuneko kuxinzelelo oluphantsi lokuphosa ukuthutha isinyithi esinyibilikisiweyo ukusuka eziko ukuya kwi-mold ngendlela elawulwayo. Iipropathi zezinto zetyhubhu zibalulekile ukuze zimelane namaqondo obushushu aphezulu, utshintsho olukhawulezayo lobushushu, kunye nokusebenzisana kweekhemikhali. Imathiriyeli yethu ephambili ichazwe ngezantsi, kunye nohlalutyo olucacileyo lwezinto eziluncedo ezizodwa kunye norhwebo olunokubakho.
Ukuthelekiswa kwezinto eziphathekayo
| Izinto eziphathekayo | Ezona mpawu | Iingenelo | Iingxaki |
|---|---|---|---|
| I-Silicon Carbide (SiC) | I-conductivity ephezulu ye-thermal, ukumelana ne-oxidation | Ixabiso eliphantsi, ixesha elide, kwaye uzinzile ngokushushu | Ukumelana nobushushu obuphakathi |
| I-Silicon Nitride (Si₃N₄) | Ukunyamezela ubushushu obuphezulu, ukuxhathisa ukothuka kwe-thermal | Ukuqina okuphezulu, ukunamathela kwentsimbi ephantsi | Iindleko eziphezulu |
| I-Nitride-Bonded Silicon Carbide (NBSC) | Ukudityaniswa kweempawu zeSi₃N₄ kunye neSiC | Ifikeleleka, ifanelekile kwiintsimbi ezingenayo i-ferrous | Ubomi obude obuphakathi xa kuthelekiswa ne-Si₃N₄ esulungekileyo |
I-Silicon Carbide (SiC)isetyenziselwa ngokubanzi ukuphosa injongo-jikelele ngenxa yokulinganisela kwayo phakathi kweendleko-ukusebenza kunye nokuhanjiswa kwe-thermal.I-Silicon Nitride (Si₃N₄)ilungele iimfuno zokuphosa ezikwisiphelo esiphezulu, ibonelela ngokuxhathisa ukothuka kwe-thermal kunye nokuphila ixesha elide kwiindawo ezinobushushu obuphezulu.I-Nitride-Bonded Silicon Carbide (NBSC)isebenza njengokhetho loqoqosho lwezicelo apho zombini iipropati ze-Si₃N₄ kunye ne-SiC ziluncedo.
Ezona mpawu
- I-High Thermal Conductivity: Ukugqithiswa kobushushu ngokukhawuleza, kukulungele ukugcina isinyithi esinyibilikisiweyo kumaqondo obushushu achanekileyo.
- Ukunyangwa kweThermal Shock: Yenzelwe ukujongana nokuguquguquka okukhulu kobushushu, okunciphisa umngcipheko wokuqhekeka.
- Ukonakala kunye noKunyangwa kwe-Oxidation: Ukomelezwa kokuqina nakwindawo ezinobume bekhemikhali.
- I-Metal Flow egudileyo: Iqinisekisa ukuhanjiswa okulawulwayo kwesinyithi esinyibilikisiweyo, ukunciphisa isiphithiphithi kunye nokuqinisekisa ukuphosa okusemgangathweni ophezulu.
Izinto eziluncedo kwiRiser Tube zethu
- UFanelo lokuCasa oloNgeziweyo: Ngokukhuthaza ukuhamba kakuhle kunye nokulawulwa kwesinyithi, iityhubhu zethu zokunyuka zinceda ukunciphisa iziphene zokuphosa kunye nokuphucula umgangatho wemveliso yokugqibela.
- Ukuhlala Kuhlala ixesha elide: Ukumelana nokunxiba okuphezulu kunye nokunyamezela kwe-thermal kunciphisa ukuphindaphinda kokutshintshwa.
- Amandla ngokuSebenzayo: Iipropati eziphambili ze-thermal ziqinisekisa ukuba isinyithi esityhidiweyo sihlala kwiqondo lokushisa elifanelekileyo, igalelo ekusetyenzisweni kwamandla aphantsi.
IiNgcaciso zobuGcisa
| Ipropati | Ixabiso |
|---|---|
| Unizi lolwapho kuyiwa khona | ≥1.8 g/cm³ |
| Ukuxhathisa koMbane | ≤13 μΩm |
| Ukugoba Amandla | ≥40 MPa |
| Amandla acinezelayo | ≥60 MPa |
| Ukuqina | 30-40 |
| Ubungakanani benkozo | ≤43 μm |
Izicelo eziSebenzayo
Iityhubhu zokunyuka zisetyenziswa kwiUxinzelelo oluphantsi Die Castingkuwo onke amashishini afana nala:
- Iimoto: Ukusasazwa kweebhloko ze-injini, amavili, kunye nezixhobo zesakhiwo.
- I-Aerospace: Ukuphoswa okuchanekileyo kufuna amandla aphezulu kunye nokumelana nobushushu.
- Electronics: Amacandelo anejometri enzima kunye ne-thermal conductivity ephezulu.
Ii-FAQs
- Umbuzo: Yeyiphi imathiriyeli eyona nto ilungele ukwenziwa kwe-aluminium?
A:I-Silicon Nitride (i-Si₃N₄) iyona khetho ephezulu ngenxa yokuqina kwayo kunye nokumanzi okuphantsi kunye ne-aluminium, ukunciphisa ukunamathela kunye ne-oxidation. - Umbuzo: Ndingayifumana ngokukhawuleza kangakanani isicatshulwa?
A:Sinikezela ngeengcaphuno kwiiyure ezingama-24 emva kokufumana ulwazi oluthe kratya olufana nobukhulu, ubungakanani, kunye nesicelo. - Umbuzo: Liliphi ixesha lokukhokela kwii-odolo ezininzi?
A:Ngokuqhelekileyo, ixesha elihamba phambili li-7-12 iintsuku, kuxhomekeke kubuninzi kunye neenkcukacha.
Kutheni Khetha Thina?
Ubuchwephesha bethu kwisayensi yezinto kunye nobuchwepheshe bokuphosa buqinisekisa ukuba sinokucebisa eyona nto iphezulu yokunyuka ityhubhu kuso nasiphi na isicelo. Sigxininisa kumgangatho kunye nokuchaneka, sixhaswa ngokubonisana kweengcali kunye nezisombululo zemveliso ezilungiselelwe. Masikuncede ukuba ufezekise ukuqina, umgangatho ophezulu wokusaswa ngezinto ezihlangabezana neemfuno zakho kanye.
YethuIityhubhu zokuKhuphuka zokuCasa ngoxinzelelo oluphantsiayiphuculi nje ukusebenza kakuhle kokusa kunye nokunciphisa iziphene kodwa ziyilelwe ukwandisa ubomi bokusebenza, ibenze babe lolona khetho lulungileyo losetyenziso lwemveliso.
