Kowane injiniyan fasinja ya san wannan: nasarar jefar yana farawa tun kafin a zube. Yana farawa da dama kayan aikin simintin ƙarfe-ba kawai albarkatun kasa ba, amma madaidaicin gyare-gyare, masu ɗaure, gyare-gyaren gyare-gyare, yashi mai mahimmanci, da abubuwan gating waɗanda ke sarrafa kwararar zafi, ƙarewar ƙasa, da sake maimaitawa. Mun ga manyan simintin gyare-gyare masu daraja da yawa sun kasa-ba daga ƙira mara kyau ko zaɓin gami ba, amma daga rarraba hatsin yashi mara daidaituwa, tsoffin sinadarai masu ɗaure, ko rufin da ke faɗuwa a ƙarƙashin girgizar zafi. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Inda muka samar da AMS 5387 cobalt gami famfo gidaje da T800-tushen nozzles ga na'ura mai aiki da karfin ruwa tsarin aiki a 420 mashaya, dogara ba aspirational. An ƙirƙira shi cikin kowane shawarar samarwa.
Kayayyakin Refractory waɗanda ke Jure Matsi na Zazzaɓi na Gaskiya na Duniya
Ba duk abubuwan da ke jujjuyawa ba ne ke yin abu ɗaya a ƙarƙashin maimaita hawan keken zafi. Yashi na siliki yana aiki don ƙananan ƙarfe - amma ya kasa yin bala'i tare da cobalt-nickel alloys sama da 1,400 ° C. A cikin ginin mu na yarda da ISO, muna amfani da gaurayawan alumina da zircon gaurayawan don saka hannun jarin harsashi suna jefa sassan AMS 5387. Me yasa? Saboda ma'auni na zircon's na haɓakar haɓakar thermal yana daidaita madaidaicin gawawwakin cobalt a hankali-rage fashewar harsashi yayin lalata da preheat. Silica-tushen coatings blister a karkashin m dumama; tushen zircon suna riƙe mutunci. Muna gwada kowane tsari don rarraba girman barbashi (D50 ≤ 45 µm) da abun ciki na danshi (<0.3%) kafin zubar da harsashi. Abokin ciniki ɗaya ya canza masu ba da kaya ba tare da daidaita farashin hawan zafi ba - kuma ya ga 22% na harsashi a cikin batches na farko. Gyaran ba sabon kayan aiki bane. Ya yi dai-dai da ɗabi'ar ɓacin rai da ainihin bayanan tanderu.
Masu Binders da Tsarin Mahimmanci waɗanda ke Ba da Kwanciyar Kwanciyar hankali
Matsakaicin motsi yana lalata gidajen piston famfo. Matsakaicin 0.15 mm a cikin wurin bututun ciki yana nufin gazawar aiki. Muna amfani da akwatin sanyi phenolic urethane binders-ba don farashi ba, amma don riƙe ƙarfin kore a 35-40% zafi dangi da daidaitaccen aikin shakeout. Bayananmu yana nuna nau'ikan da aka yi tare da waɗannan masu ɗaure suna riƙe ± 0.08 mm juriya na matsayi a cikin ayyukan samar da raka'a 500. Wasu shagunan har yanzu sun dogara da tsarin ba-bake na furotin, amma ragowar sulfur na su yana haɓaka ƙananan porosity a cikin simintin ƙarfe. Don simintin gyare-gyaren ƙarfe na buƙatar ƙarfin juzu'i na Class 30+, mun ƙididdige abubuwan haɗin phenolic alkaline-ƙananan sulfur, ƙarfin-ƙarfi mai ƙarfi, kuma masu jituwa tare da layin harbi mai sarrafa kansa. Makullin ba nau'in ɗaure kaɗai ba. Yana da yadda ɗaure kinetics ɗin ke daidaitawa da ainihin zafin akwatin ku, zafi na yanayi, da lokacin rushewa.
Rufin Motsi da Wakilan Saki Masu Sarrafa Mutuncin Sama
Fuskar simintin gyare-gyare ba kayan kwalliya ba ne - yana aiki. Tushen famfo yana buƙatar Ra ≤ 3.2 µm don rufewar gasket; winch center shaft rollers na buƙatar filaye marasa lahani don gujewa lalacewa da wuri. Muna amfani da riguna na zircon na ethyl silicate mai ruwa-ruwa ta hanyar fesa mara iska-danko da ake sarrafa shi a 22-24 sec (Ford Cup #4), daskararrun abun ciki a 68-70%. Sirara yayi yawa? Rashin juriya na zaizayar kasa. Yayi kauri sosai? Cracking da karbo carbon. Mun tabbatar da kauri mai rufi tare da eddy-na yanzu ma'auni-manufa: 0.25-0.35 mm bushe fim. Don abubuwan da ba daidai ba na T800 gami, muna ƙara 3-5% colloidal graphite don haɓaka kwararar ƙarfe zuwa sassan bakin ciki. Babu abin rufe fuska “duniya” da ke isar da hakan. Tsarin tsari ne, hanyar aikace-aikace, da lokacin bushewa-an gwada shi tare, ba a keɓe ba.
Kayayyakin Kayayyakin Gano-Tsarin Kayayyakin Maƙasudin-Mahimmancin Castings
Lokacin da bawul ɗin matsa lamba ya kasa a cikin rijiyoyin mai, ganowa ba aikin takarda ba ne - rage alhaki ne. Kowane ganga na yashi zircon, kowane nau'in ɗaure, kowane nau'in slurry mai shiga cikin kayan aikinmu yana ɗaukar lamba da yawa, takardar shaidar bincike, da rahoton gwajin ƙarfe. Muna riƙe da cikakkiyar ganowa daga karɓar albarkatun ƙasa ta hanyar binciken CMM na ƙarshe-har zuwa adadin zafin kowane ingot na cobalt da aka yi amfani da shi a sassan AMS 5387. Wannan yana nufin idan abokin ciniki ya ba da rahoton porosity a karfe 12 na dare a kan gidan silinda, za mu iya ware ainihin yashi, batch ɗin ɗaure, da sake zagayowar tsoma - kuma mu sake haifar da yanayin a cikin gwaji. Yawancin masu samar da kayayyaki suna jigilar takaddun shaida. Kadan ne ke haɗa takaddun shaida cikin sarrafa tsari na ainihin lokaci. Muna yi-saboda daidaiton girma da daidaiton tsari ba a samun su a cikin tanderun narke kaɗai. An kulle su a matakin samarwa.
Dogaro da sakamakon ganowa ba ya fito daga cikakken sashe ɗaya. Suna fitowa daga gangan, gwajin zaɓi na kowane kayan aikin simintin ƙarfe abu a cikin aikin ku-daga girman ƙwayar ƙwayar cuta zuwa ɗaure rayuwar shiryayye zuwa shafi danko. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Muna ɗaukar kayan aikin simintin ba a matsayin abin da ake amfani da su ba, amma a matsayin masu ba da dama. Wannan tunanin yana raba aikin maimaituwa daga sake yin aiki mai tsada. Kamar yadda tsarin sarrafa kayan aikin haɗaɗɗen simintin gyaran gyare-gyaren ke ƙara zama gama-gari-musamman ga tsarin famfo mai ƙarfi da tsarin bawul—tasa don bambancin sarkar samar da kayayyaki yana raguwa. Zaɓi masu ba da kaya waɗanda suke auna, ingantawa, da daftarin aiki-ba kawai isarwa ba.
