Silicon carbide (sic) yɛ ade a ɛyɛ ahwehwɛ a carbon ne silicon nneɛma a wɔaka abom a ɛyɛ den na ɛyɛ. Ne nhyehyɛe mu su soronko no ma onya honam fam ne nnuru su ahorow pii a ɛkyɛn so, te sɛ ɔhyew a ɛkɔ soro a ɛma ɛyɛ den, ɛyɛ den kɛse, na ɛko tia nsɛe. Saa nneɛma yi ma silicon carbide som bo kɛse wɔ mfuw pii mu, titiriw wɔ ahoɔden, ɛlɛtrɔnik, semiconductors, ceramics, ne coatings mu.
Sɛ wɔde toto nneɛma afoforo te sɛ silicon nitride (SIN) ne silicon dioxide (SIO2) ho a, silicon carbide wɔ ɔhyew a ɛkɔ soro ne nnuru a ɛma ɛyɛ den. Ɛda so ara tumi kura mfiridwuma mu nneɛma a ɛkyɛn so wɔ ɔhyew a ɛkorɔn mu, na ɛwɔ ɔhyew ntrɛwmu nsusuwii a ɛba fam, na ɛma ɛyɛ adwuma yiye wɔ-temperature applications mu.
Nneɛma a wɔyɛ ho nkyerɛkyerɛmu .
Wɔde vacuum sintered silicon carbide radiation tubes and high-temperature fononoo a silicon carbide afã horow a ɛne no nhyia adi dwuma kɛse wɔ mfiridwuma fononoo no mu esiane wɔn a ɛkorɔn a ɛkorɔn-temperature resistance ne mfiridwuma su nti. Nneɛma titiriw ne ne su titiriw no bi ne:
I. radiation tube a wɔde yɛ nneɛma .
Sɛ́ ɔhyew-ɛma ne ogyaframa-afã a ɛma ɔhyew yɛ fononoo no, vacuum reaction sintered silicon carbide radiation tubes betumi agyina ɔhyew a ɛboro 1600℃. Ɛdenam ɔhyew mframa a ɛyɛ adwuma yiye no a wɔbɛma ayɛ yiye so no, wobetumi ama fononoo no ahoɔden a wɔde di dwuma yiye no atu mpɔn. Wɔn soro mohs hardness du level 9, na wɔwɔ ahoɔden a ɛyɛ den wɔ thermal shock ho, ɛma ɛfata ma scenarios te sɛ steel heat treatment ne non{6}}Ferrous metal smelting.
Nneɛma a wɔyɛ no sɛnea wɔtaa yɛ: Esiane sɛ ogyaframa kyerɛ nsa kwan nti, ɛkyerɛ ogya no kwan ma ɛkyekyɛ pɛpɛɛpɛ, na ɛkwati sɛ ɛhɔ yɛ hyew dodo.
Sɛ wɔde atetesɛm mu nneɛma a ɛwɔ dade fononoo mu si ananmu a, ebetumi atew pɛtro a wɔde di dwuma no so 20%, ɛbɛma nneɛma a wɔyɛ no ayɛ tiaa, na ama kar a wɔde gu fononoo mu no akɔ soro. Bere a wɔde redi dwuma no, ɛsɛ sɛ wɔhwɛ oxygen a ɛwɔ mframa a ɛrehyew no mu no so ma ennu 2% na amma nitriding no ansɛe.
2. Nneɛma a wɔayɛ no sɛnea wɔpɛ a wɔde yɛ nneɛma titiriw-afã horow .
Ɔsoro-Adwumayɛ mu nneɛma .
Fa structure afã horow a ɛyɛ den te sɛ ogyaframa nozzles ne cyclone liners, a ɛyɛ amanne-a wɔde vacuum reaction sintering technology ayɛ no ka ho. Wɔwɔ ɔbrɛ a ɛkɔ soro a ɛko tia ne acid-base corrosion resistance nyinaa. Sɛ nhwɛso no, silicon carbide liner a wɔde tu ahum no wɔ den sen polyurethane mmɔho asia, na ɛtrɛw nnwinnade no nkwa nna mu kɛse.
Wɔde di dwuma kɛse wɔ: Ɔsoro-ɔhyew ogya jet nhyehyɛe (te sɛ fononoo a wɔde hyew nneɛma), ɔporɔw-aduru a ɛde fa nsu mu a ɛko tia (ɛsɔre tia nneɛma nketenkete a ɛyɛ mmerɛw a ɛresɛe), nnwinnade soronko nsɔano ne nneɛma a ɛyɛ mmerɛw-ɛko tia.
3. Silicon carbide nneɛma a wɔde di dwuma .
◆ Tumi Dwumadibea: Wɔde silicon carbide di dwuma kɛse wɔ tumi adwumayɛ mu esiane sɛ ɛyɛ den kɛse, ɛko tia ɔhyew a ɛkyɛn so, ɛko tia nsu a ɛyɛ den, na ɛnyɛ den koraa sɛ efĩ betumi aba nti, na ɛma ɛkɔ so yɛ adwuma bere tenten.
◆ Metallurgical sector: Silicon carbide betumi agyina tumi atitiriw ano wɔ ɔhyew ne nhyɛso a ɛkɔ soro ase, na enti wɔde di dwuma kɛse wɔ dade a wɔde yɛ nneɛma mu, te sɛ nea wɔde yɛ nneɛma a wɔde afra mu.
◆ Nnuruyɛ adwuma: Silicon carbide wɔ corrosion resistance a emu yɛ den na ebetumi agyina acid ne alkaline mmeae a ɛyɛ den ano, na ɛma ɛfata sɛ wɔyɛ nnuru a wɔde yɛ nnuru.
◆ Kar Dwumadibea: Nneɛma a wɔde silicon carbide ayɛ no ntumi nni nkogu anaasɛ ɛnsɛe wɔ ɔhyew a ɛkɔ soro ase, enti wɔde di dwuma kɛse wɔ wimhyɛn ne kar mu.
◆ Mfuw afoforo: Wobetumi de silicon carbide nso adi dwuma wɔ mfiridwuma mu nneɛma, bearing, nneɛma a ɛmma mframa ntumi nkɔ mu, ne ɛlɛtrɔnik nneɛma, ne afoforo mu.
Nneɛma a wɔyɛ no kyerɛ .
Dɛn nti na ɛsɛ sɛ wɔpaw yɛn .
Nneɛma a wɔde bua ntɛmntɛm a ɛwɔ nneɛma a ɛho ka yɛ den a ɛho ka yɛ den a ɛho ka yɛ den .
Dɛn nti na ɛsɛ sɛ yɛpaw yɛn nneɛma .
1. 20 Mfeɛ osuahu wɔ casting cast iron plate, quality assurance, delivery a ɛyɛ ne berɛ mu .
2. Mfiri a edi mũ a wɔde yɛ adwuma ne nea wɔde hwɛ nneɛma mu no betumi ama wɔanya afã horow a wɔawie no tẽẽ na adi adetɔfo nhwehwɛmu ahwehwɛde ahorow ho dwuma .
3. Ɛwɔ hokwan ahorow a ɛde ne ho fi amannɔne ba ne nea ɛde kɔ amannɔne na ebetumi de nneɛma akɔ wiase mmeae nyinaa .
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