Aikace-aikace
Silicon carbide yumburayin ayyuka masu mahimmanci a ayyukan kiln masana'antu a sassa da yawa. Babban aikace-aikacen farko shine nozzles na siliki carbide, wanda ake amfani dashi sosai a cikin tsarin konewa mai zafi don sarrafa ƙarfe, masana'antar gilashi, da harba yumbu saboda daidaiton tsarin su a cikin matsanancin yanayin zafi. Wani maɓalli mai amfani shine silicon carbide rollers, waɗanda ke aiki azaman tallafi da isar da abubuwan haɗin gwiwa a cikin ci gaba da kilns, musamman a cikin haɗar tukwane na ci gaba, kayan lantarki, da madaidaicin gilashi. Bugu da ƙari, ana amfani da yumbura na SiC azaman kayan gyara kamar katako, dogo, da masu saita a cikin tanderun kiln, inda suke jure ɗaukar tsayin daka ga yanayin tashin hankali da damuwa na inji. Haɗuwarsu cikin raka'o'in musayar zafi don tsarin dawo da zafi na sharar gida yana ƙara nuna ƙarfinsu a cikin sarrafa yanayin zafi mai alaƙa da kiln. Waɗannan aikace-aikacen suna nuna karbuwar silicon carbide zuwa buƙatun aiki iri-iri a cikin fasahar dumama masana'antu.
Mahimman aikace-aikacen kiln masana'antu sun haɗa da:
1.Silicon carbide burner nozzles
4.Silicon carbide radiant tube
Fa'idodin Fasaha
1. Kyakkyawan Ƙwararrun Ƙwararrun Ƙwararru
- Matsayin narkewa: 2,730 ° C (yana kiyaye yanayin zafi mai tsananin zafi)
- Juriya na Oxidation har zuwa 1,600 ° C a cikin iska (yana hana lalacewa a cikin yanayi mai oxidative)
2. Babban Haɓakawa na thermal
- 150 W / (m · K) thermal conductivity a dakin zafin jiki (yana ba da damar saurin canja wuri mai zafi da rarraba yawan zafin jiki)
- Yana rage yawan amfani da makamashi da kashi 20-30% idan aka kwatanta da na gargajiya.
3. Juriya na Girgizar Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙwara
- Yana jure saurin canjin yanayin zafi sama da 500°C/sec (manufa don tafiyar da dumama/sanyi cyclic).
- Yana kiyaye mutuncin tsari a ƙarƙashin hawan keken zafi (yana hana tsagewa da lalacewa).
4. Babban Ƙarfin Injini a Maɗaukakin Zazzabi
- Yana riƙe da kashi 90% na ƙarfin zafin ɗaki a 1,400°C (mahimmanci ga abubuwan ɗaki mai ɗaukar nauyi).
- Taurin Mohs na 9.5 (ya tsayayya da lalacewa daga kayan abrasive a cikin wuraren kiln).
| Dukiya | Silicon Carbide (SiC) | Alumina (Al₂O₃) | Karfe masu Karfe (misali, gami da tushen Ni) | Refractories na gargajiya (misali, tubalin wuta) |
| Max. Zazzabi | Har zuwa 1600 ° C+ | 1500°C | 1200°C (mai laushi a sama) | 1400-1600C (bambanta) |
| Thermal Conductivity | Maɗaukaki (120-200 W/m·K) | Ƙananan (~30 W/m·K) | Matsakaici (~15-50 W/m·K) | Ƙananan (<2 W/m·K) |
| Juriya Shock Thermal | Madalla | Talauci zuwa Matsakaici | Matsakaici (ductility yana taimakawa) | Talakawa (fashewa a ƙarƙashin saurin ΔT) |
| Ƙarfin Injini | Yana riƙe ƙarfi a babban yanayin zafi | Rage zafi sama da 1200 ° C | Rauni a babban yanayin zafi | Ƙananan (raguwa, mai laushi) |
| Juriya na Lalata | Yana tsayayya da acid, alkalis, narkakken karafa/slag | Matsakaici (mai karfi acids/bases hari) | Mai yuwuwa ga oxidation/sulfidation a babban yanayi | Lalacewar yanayi a cikin gurɓataccen yanayi |
| Tsawon rayuwa | Dogon (sawa/mai jurewa oxidation) | Matsakaici (fatsawa a ƙarƙashin kekuna na thermal) | Short (oxidizes/creeps) | Gajere (fashewa, yazawa) |
| Ingantaccen Makamashi | Babban (canja wurin zafi mai sauri) | Ƙananan (ƙananan zafin zafi) | Matsakaici (mai aiki amma oxidizes) | Ƙarƙashin Ƙarƙashin Ƙarfafawa |
Shari'ar masana'antu
Wata babbar masana'antar sarrafa ƙarfe ta sami ingantattun ingantattun ayyukan aiki bayan haɗa yumbu na silicon carbide (SiC) cikin tsarin kiln ɗinta mai zafi. Ta hanyar maye gurbin kayan aikin alumina na al'ada tare dasiliki carbide burner nozzlesKamfanin ya ruwaito cewa:
✅ 40% ƙananan farashin kulawa na shekara-shekara saboda raguwar ɓarna a cikin mahalli 1500°C+.
✅ 20% karuwa a lokacin samarwa, wanda SiC ta juriyar girgiza zafi da lalata daga narkakken slag.
✅ Daidaita tare da ka'idodin sarrafa makamashi na ISO 50001, yin amfani da babban ƙarfin zafin jiki na SiC don haɓaka ingancin mai da kashi 15-20%.
Lokacin aikawa: Maris 21-2025