A matsayin muhimmin ɓangare na fannin kariyar lalacewa ta masana'antu, juriyar zafi mai yawa na yumbu masu jure lalacewa koyaushe yana ɗaya daga cikin abubuwan da kowa ke mayar da hankali a kai. Musamman a wasu yanayi na aiki tare da manyan canje-canjen zafin jiki ko yanayin zafi mai yawa, zaɓar nau'in yumbu masu jure lalacewa daidai da hanyar shigarwa daidai suna da matuƙar mahimmanci don samar da aminci da adana kuzari da ingantaccen aiki. To menene manyan abubuwan da ke shafar juriyar zafi mai yawa na yumbu masu jure lalacewa?
1. Tsarkakakkiyar kayan yumbu mai jure lalacewa: Tukwanen da muke yawan magana a kansu galibi suna nufin tukwanen da ke jure lalacewa ta alumina, kuma tsarkin alumina yana da tasiri kai tsaye kan juriyar zafin jiki na tukwanen da ke jure lalacewa. Tukwanen da ke jure lalacewa ta alumina suna da siminti a zafin jiki mai zafi na 1700°C kuma suna da juriyar zafin jiki mai kyau. Duk da haka, a aikace, idan tsarkin alumina bai yi yawa ba, tukwanen za su ƙunshi wasu abubuwa. Waɗannan kayan za su nuna halaye daban-daban na faɗaɗa zafi da matsewa a yanayin zafi mai zafi ko sanyaya kwatsam da dumama saboda halaye daban-daban. Wannan yanayin ba a bayyane yake ba lokacin da zafin jiki ke canzawa a hankali ko kuma kewayon canji ya yi ƙanƙanta, amma lokacin da zafin jiki ke canzawa sosai ko kuma ya haɗu da zafin jiki mai zafi na digiri 800, 900 ko ma digiri 1,000, wannan canjin zai yi babban tasiri, kuma ana buƙatar zaɓar tukwanen da ke da tsarki mai girma.
2. Hanyar Shigarwa: Hanyar shigarwa ta yumbu mai jure lalacewa ita ma tana da tasiri kai tsaye kan juriyar zafin yumbu. Misali, lokacin da ake amfani da manne na yumbu na yau da kullun don manna yumbu, matsakaicin zafin da zai iya jurewa shine kimanin 150°C. Manne mai zafi mai yawa zai iya ƙara wannan zafin zuwa 200°C, amma da zarar an wuce iyakar juriyar zafin mannewar, za a shafi danko na mannewar, wanda zai iya sa yumbu ya faɗi cikin sauƙi. Idan aka kwatanta da hanyar mannewa, yumbun da aka sanya ta hanyar walda mai ƙarfi da ramin dovetail na iya jure zafin jiki mai yawa na 750°C. Bututun yumbu mai jure lalacewa wanda aka ƙera shi da haɗin gwiwa na iya raunana iyakancewar hanyar shigarwa akan juriyar zafin yumbu.
3. Kayan da aka haɗa da yumbu: Sau da yawa ana amfani da yumbu tare da wasu kayan aiki, kamar ƙarfe, roba, da sauransu. A wannan yanayin, lokacin da ake tantance juriyar zafi mai yawa na yumbu masu jure lalacewa, dole ne mu yi la'akari da juriyar zafin jiki na kayan haɗin. Misali, kayan haɗin yumbu da roba ba su dace da amfani a yanayin zafi mai yawa ba.
A taƙaice, akwai manyan abubuwa guda uku da ke shafar juriyar zafin jiki na yumbu masu jure lalacewa, don haka waɗannan abubuwan suna buƙatar a yi la'akari da su sosai lokacin zabar yumbu masu jure lalacewa.
Lokacin Saƙo: Afrilu-26-2025