SiC bushing, faranti, layuka da zobba
Da fatan za a duba bidiyon samfurin a gidan yanar gizon:
Rufin yumbu mai jure lalacewa yana ba da kyakkyawan kariya daga tasiri da kuma kariya daga gogewa. An ƙera shi musamman don amfani duk inda lalacewa da gogewa suka zama matsala, rufin ZPC® yana rage lokacin aiki da kulawa. Rufin yumbu na SiC yana da matuƙar juriya ga tasirin gogewa na kayan da aka ƙera kamar silica, ma'adinai, gilashi, slag, tokar tashi, dutse mai daraja, kwal, coke, abinci, hatsi, taki, gishiri da sauran kayan gogewa masu ƙarfi.
Layukan da ke jure wa bushewa da kuma jure wa lalacewa daga Zhongpeng sun dace da masana'antu da yawa. Abokan ciniki sun kama daga masana'antar foda zuwa masana'antar kwal, wutar lantarki, ma'adinai da abinci inda aka amince da amfani da nozzles na FGD a China Electric Power Group. Ana tallata layin juriyar lalacewa na ZPC a ko'ina cikin Amurka, Kanada, Austrilia, Mexico, Afirka ta Kudu, da sauransu. Sun dace da sassan layi waɗanda ke iya fuskantar tsangwama mai tsanani a cikin sarrafa kayan shuka da ayyukan sarrafawa. Layukan SiC, faranti da tubalan suna da tasiri a aikace-aikace kamar bututu, tees, gwiwoyi, rabe-raben abubuwa, guguwa, silos, bunkers, siminti da magudanar ƙarfe, magudanar ruwa, masu tayar da hankali da masu tayar da hankali, ruwan wukake da casings na fanka, sukurori na jigilar kaya, masu jigilar kaya na sarka, masu haɗa kaya, masu pulpers; duk inda tsangwama ta haifar da tsangwama ta zama matsala.
Tayal ɗin da ke jure wa lalacewa don kare lalacewa, don magance matsalolin gogewa, tasiri da tsatsa na abokin ciniki. Amfani da layukan da ke jure wa lalacewa na ZPC SiC akan abubuwan da ke da matsala yana ƙara tanadi mai yawa saboda tsawon lokacin sabis ɗin su. Kudin maye gurbin sassa, lokacin aiki, tsaftace masana'antu da farashin aikin gyara duk sun ragu sosai. Tanadin da aka samu zai biya kuɗin rufin da shigarwa cikin ɗan gajeren lokaci.
Sic bushing na silicon carbide wani sabon nau'in kayan zamani ne da ke jure lalacewa a duniya. An yi shi ne da foda mai yawan silicon carbide, mai yawan zafin jiki mai yawan carbon da kuma abubuwan ɗaurewa, ta hanyar zubawa, gogewa, tacewa, da kuma cire yashi, wanda aka yi shi da wani abu mai yawan lalacewa.
A halin yanzu ana amfani da shi azaman bushing a cikin kayan haƙar ma'adinai, kamar jan ƙarfe, zinare, ma'adinan ƙarfe, ma'adinan nickel da sauran su a cikin ƙarfe marasa ƙarfe. Yana taka rawa sosai wajen juriya ga lalacewa, tsawon lokacin lalacewa ya fi sau 10 fiye da bushings na ƙarfe na gargajiya da bushing alumina.
1. Amfani da sic bushing a masana'antar haƙar ma'adinai
Don cike ma'adinan, jigilar foda mai yawa da wutsiya yana da matuƙar lalacewa a bututun. Tsawon rayuwar bututun da ke ɗauke da foda na ma'adinai da aka yi amfani da shi a baya bai wuce shekara ɗaya ba, kuma yanzu zaɓin bushings na silicon carbide na iya ƙara tsawon rayuwar sabis da sau 10.
2. Me yasa ake amfani da layin silicon carbide sosai a masana'antar haƙar ma'adinai?
Saboda juriyar lalacewa na bututun yumbu, ga kwatancen juriyar lalacewa na bututun yumbu da sauran kayayyaki.
Kwatanta juriyar lalacewa na bushings na silicon carbide
| Gwajin bambanci na yashi (SiC yashi) | Gwajin bambancin slurry na laka 30% SiO2 | ||
| Kayan Aiki | Ƙarar da aka rage | Kayan Aiki | Ƙarar da aka rage |
| Bututun aluminum kashi 97% | 0.0025 | ƙarfe 45 | 25 |
| Bushing na silicon carbide | 0.0022 | Bushing na silicon carbide | 3 |
3. Sauran halaye na zahiri da na inji na bututun da ke jure lalacewa ta yumbu a masana'antar hakar ma'adinai
| Bayanan abu abu | Ƙarfi HV kg/mrn2 | Ƙarfin lanƙwasawa MPa | Kayan saman | Yawan Layer na yumbu g/cm3 | Ƙarfin yankewa mai ƙarfi na MP | Juriya ga girgizar injiniya | Juriyar girgizar zafi |
| Bututun ƙarfe | 149 | 411 | |||||
| SiC bushing | 1100-1400 | 300-350 | santsi | 3.85-3.9 | 15-20 | 15 | 900 |
4. Wani fasali na bushings na silicon carbide da ake amfani da su a ma'adanai - ƙarancin asarar juriyar gudu
Gwaji kan halayen juriya na foda, slag da jigilar toka, sakamakon sune kamar haka:
| Kayan Aiki | Cikakken rashin ƙarfi (△) | Cikakken rashin ƙarfi (△/D) | Ma'aunin juriyar ruwa | ||
| Watsawar na'ura mai aiki da karfin ruwa | Isarwa ta iska | Watsawar na'ura mai aiki da karfin ruwa | Isarwa ta iska | ||
| Talakawa bututun ƙarfe | 0.119 | 0.20 | 7.935×104 | 1.343×103 | 0.195 |
| Bututun yumbu mai hadewa | 0.117 | 0.195 | 7.935×104 | 1.343×103 | 0.0193 |
5. Haɗin bushing na silicon carbide
(1) Lokacin da ake amfani da bututu masu sassauƙa don haɗa bututun shigarwa, dole ne a daidaita tsawon sakawar ƙarshen biyu na hannun riga mai sassauƙa daidai gwargwado. Ya kamata gibin faɗaɗa ya dogara da yanayin gida ko buƙatun sashen ƙira.
(2) Lokacin da ake amfani da haɗin flange, fuskar flange dole ne ta kasance a cikin ruwan da ke kusa da ƙarshen bututun da aka haɗa
Kamfanin Shandong Zhongpeng Special Ceramics Co., Ltd yana ɗaya daga cikin manyan hanyoyin samar da sabbin kayan yumbu na silicon carbide a China. SiC technical yumbu: Taurin Moh shine 9 (taurin New Moh shine 13), tare da kyakkyawan juriya ga zaizayar ƙasa da tsatsa, kyakkyawan juriya - juriya da hana iskar shaka. Rayuwar sabis na samfurin SiC shine sau 4 zuwa 5 fiye da kayan alumina 92%. MOR na RBSiC shine sau 5 zuwa 7 na SNBSC, ana iya amfani da shi don siffofi masu rikitarwa. Tsarin ƙididdigewa yana da sauri, isarwa kamar yadda aka yi alkawari kuma ingancin ba shi da nasaba da komai. Kullum muna ci gaba da ƙalubalantar manufofinmu kuma muna mayar da zukatanmu ga al'umma.












