Silicon Carbide na Vickers Hardness na 2000kg / mm2, yana ba da kariya mafi girma don aikace-aikacen abrasion.
Silicon carbide yumbu: Taurin Moh shine 9.0 ~ 9.2, Silicon Carbide na Vickers Hardness na 2100kg / mm2, yana ba da kariya mafi girma don zamewa abrasion aikace-aikace tare da kyakkyawan juriya ga yashwa da lalata, kyakkyawan juriya-juriya da anti-oxidation. Yana da ƙarfi sau 4 zuwa 5 fiye da nitride bonded silicon carbide. Rayuwar sabis shine sau 7 zuwa 10 fiye da kayan alumina. MOR na RBSiC shine sau 5 zuwa 7 na SNBSC, ana iya amfani dashi don ƙarin sifofi masu rikitarwa.
Silicon carbide lalacewa juriya, an hada shi daga silicon carbide da carbon a high zafin jiki, nasa da wani irin silicon carbide samfurin.The silicon carbide lalacewa juriya sassa ana amfani da ko'ina a cikin hakar ma'adinai, ore crushing, nunawa da kuma kai na high lalacewa, high lalata ruwaye, kuma sosai dace da inji kayayyakin da high daidaici da sealing bukatun, irin su high matsa lamba famfo, sabon Magnetic famfo na juriya da dai sauransu Silicon wani juriya da sauransu. bushing yana da halaye na high taurin, high lalacewa juriya, tasiri juriya, high zafin jiki juriya, acid da alkali lalata juriya da sauransu, da kuma ainihin sabis rayuwa ne fiye da 6 sau cewa na polyurethane.It ne musamman dace da aiki na rarrabuwa, maida hankali da dehydration na karfi abrasive da m-grained kayan, da aka samu nasarar amfani a cikin mutane da yawa carbide carbide samfurin silicon sa ƙwararrun ma'adanai. maroki, taurin na biyu kawai zuwa lu'u-lu'u, tare da high lalacewa juriya, dogon sabis rayuwa features.The lalacewa juriya bututu da gwiwar hannu da samar da silicon carbide sa juriya rufi, ta yumbu rufi kauri ne 6-35mm, da tsarin shi ne shigar da riga sintered yumbu tube a cikin m caliber karfe tube, tare da manne a cikin middle.Wear juriya yumbu bututu-dutse da baya resistant bututu idan aka kwatanta da baya karfe resistant bututu idan aka kwatanta da baya da kaddarorin simintin gyare-gyaren bututun da aka yi da simintin gyare-gyare. bututu da yumbu hade bututu.
Reaction bonded silicon carbide (RBSC) yana da kyakkyawan yanayin juriya, kyawawan kaddarorin a yanayin zafi mai tsayi, kyakkyawan yazawa da juriya, ana iya amfani da waɗannan kaddarorin a aikace-aikace iri-iri kamar su bututun bututu, gwiwar hannu yumbu, fesa nozzles, bututun fashewar harbi da abubuwan hydrocyclone.
Lining na ZPC sun yi nisa da tiled tile da ƙarfe. ZPC silicon carbide tukwane sune juriya na girgiza zafin zafi da juriya na abrasion wanda ke haifar da tsawaita lokacin gudu da raguwar lokaci.
A dauki bonded silicion carbide yumbu (RBSIC) ne manufa lalacewa resistant abu, wanda shi ne musamman dace da karfi abrasive, m barbashi, rarrabuwa, maida hankali, dehydration da sauran ayyuka. Saboda abubuwan da ke sama, daRBSiC / SiSiC silicon carbide liner gwiwar hannu / bututu mai layizai iya kare sashi yadda ya kamata daga babban lalacewa da zafin jiki don tsawaita rayuwar sabis na kayan aiki.
| Sigar Fasaha Na Samfuran SiC Masu Haɗin Kai | ||
| Abu | Naúrar | Bayanai |
| aikace-aikace zafin jiki | °C | 1380 |
| yawa | g/cm3 | ≥3.02 |
| bude porosity | % | ≤0.1 |
| lankwasawa ƙarfi | Mpa | 250(20°C) |
| Mpa | 280(1200°C) | |
| modules na elasticity | GPA | 330(20°C) |
| GPA | 300(1200°C) | |
| thermal watsin | W/ (m·k) | 45(1200°C) |
| coefficient na thermal fadadawa | K-1×10-4 | 4.5 |
| taurin kai | 9 | |
| acid & alkali juriya | m | |
Yanayin aiki na silicon carbide yumbu mai jurewa bututu
Halayen siliki carbide na yau da kullun sun haɗa da:
- Ƙananan yawa
- Babban ƙarfi
- Kyakkyawan ƙarfin zafin jiki (Reaction bonded)
- Oxidation juriya (Reaction bonded)
- Kyakkyawan juriya mai girgiza thermal
- Babban taurin da juriya
- Kyakkyawan juriya na sinadarai
- Low thermal fadada da high thermal conductivity
Yawan aikace-aikacen silicon carbide sun haɗa da:
Ana amfani da su don aiki tare da lalacewa a ƙananan zafin jiki fiye da yanayin zafi mai girma. Aikace-aikacen SiC kamar injin fashewar yashi, hatimin famfo ruwa na mota, bearings, kayan aikin famfo, da extrusion sun mutu waɗanda ke amfani da tauri mai ƙarfi, juriya abrasion, da juriya na lalata na carbide na silicon.
- Kafaffen kayan aikin injin turbin
- Seals, bearings, famfo vanes
- Ƙungiyoyin bawul ɗin ball
- Saka faranti
- Kayan furniture
- Masu musayar zafi
- Semiconductor wafer kayan aiki
Ƙarfe da wutar lantarki: Dalilin da ya sa aka haɗa waɗannan masana'antu guda biyu shine saboda masana'antun biyu suna da
Shandong Zhongpeng Special Ceramics Co., Ltd yana daya daga cikin manyan sabbin kayan yumbu na silicon carbide a cikin kasar Sin. SiC fasaha yumbura: Moh's taurin ne 9 (New Moh ta taurin ne 13), tare da m juriya ga yashewa da lalata, m abrasion - juriya da anti-oxidation. Rayuwar sabis na samfurin SiC shine sau 4 zuwa 5 fiye da 92% kayan alumina. MOR na RBSiC shine sau 5 zuwa 7 na SNBSC, ana iya amfani dashi don ƙarin sifofi masu rikitarwa. Tsarin zance yana da sauri, isarwa kamar yadda aka yi alkawari kuma ingancin ba shi da na biyu. Kullum muna dagewa wajen kalubalantar manufofinmu da mayar da zukatanmu ga al'umma.
