Gabaɗaya, bai kamata a yi amfani da tubalan aluminum masu tsayi a cikin tanderun yanayi na alkaline ba. Saboda sinadaran alkaline da acidic suma suna da chlorine, zai ratsa zurfin yadudduka na tubalan alumina masu tsayi a cikin nau'in gradient, wanda zai sa tubalin da ke hana ruwa gudu ya ruguje.
Babban tubalin aluminum bayan ya lalace a yanayin alkaline yana da tsagewa a kwance. Yashewar ta ƙunshi launin toka mai kauri, iskar gas mai ƙonewa, da abubuwan alkaline a cikin wasu samfuran. Waɗannan abubuwan suna amsawa da yanayin gilashi da dutsen mulite a cikin babban tubalin aluminum.
Bulo mai yawan aluminum wanda alkaline ya lalace zai bayyana a saman. Haɗaɗɗun iskar gas da ke ƙonewa za su kuma haifar da nitrate, lalata a cikin gibin tubalin aluminum mai yawa; amsawar ƙanƙarar da aka samar za ta samar da wani sabon yanayi mai rikitarwa. Lokacin da nitriles masu sa'a marasa ruwa suka haɗu da vagram ɗin da aka samar, amsawar hana tururi zai faru, wanda ke haifar da babban tubalin aluminum ya fashe ko ya faɗi. Bugu da ƙari, tsatsa mai zafi kuma yana da matuƙar tsanani ga tsatsar tubalin da ke hana tururi. Saboda lalacewar Fang quartz, Skywine, da quartz crystal silica. Amfani da tayal ɗin wuta zai fi muni fiye da taliya mai sanyi.
Lalacewar tubalin silicon dioxide ma tana da matuƙar tsanani. Silica tana narkewa a cikin babban matakin ruwa na tubalin aluminum. Nitrate mai narkewa mai kyau da duwatsun silicon masu ƙarancin narkewa suna samar da babban matakin ruwa. Mafi girman yawan silica a cikin tubalin, mafi girman adadin lokacin ruwa. Yawan matakan ruwa zai lalata tubalin aluminum masu girma. Silicon silicon kuma yana lalacewa zuwa tubalin. Saboda ana cinye silica mai kyauta, matakin Mo Lai Shi zai lalace. Bayan martanin lickle nitrate da mullite stone na iya haifar da faɗaɗa mai yawa na tubalin aluminum.
Bulo mai tsayi na aluminum yana da juriya mai kyau ga yanayin zafi da gogewa. Ana amfani da su sosai a cikin rufin tanderun masana'antu daban-daban, kamar tanderun fashewa, tanderun iska mai zafi, da murhun juyawa. Duk da haka, a cikin yanayin alkaline, tanderun masana'antu, amfani da tubalin alumina mai tsayi yana da iyaka.
Sifofin sinadarai na tubalin alumina masu yawa suna sa su jure wa tasirin muhallin da ke ɗauke da sinadarin acid. Duk da haka, a cikin yanayi mai yawan alkaline, kamar murhun siminti ko murhun gilashi, tubalin aluminum masu yawa za su yi aiki da sinadarin alkali metal oxides, wanda hakan zai sa tubalin ya fashe ya kuma wargaje. Haɗarin da ke tsakanin tubalin Al2O3 da kuma sinadarin alkali metal oxides yawanci yakan haifar da samuwar gel na alkali aluminosilicate, wanda ke da ƙarancin narkewa kuma yana iya ratsawa cikin tsagewar cikin sauƙi.
Don magance wannan matsala, an yi amfani da dabaru da dama don inganta juriyar tubalin aluminum mai yawa ga muhallin alkaline. Mafita ɗaya ita ce ƙara magnesia ko spinel ga tubalin alumina mai yawa. Magnesia ko spinel za su yi aiki tare da oxides na ƙarfe na alkali don samar da matakan spinel masu ƙarfi, wanda zai iya ƙara juriyar tubalin Al2O3 ga tsagewa da amsawar alkali ke haifarwa. Wani mafita kuma shine a shafa wani rufin kariya a saman tubalin alumina mai yawa don hana hulɗa kai tsaye da muhallin alkaline.
A taƙaice, tubalan aluminum masu tsayi suna da iyakacin amfani a cikin rufin tanderun masana'antu na yanayin alkaline. Don haɓaka juriyar tubalan Al2O3 a cikin yanayin alkaline, yana da mahimmanci a ƙara wasu ma'adanai ko rufin don guje wa halayen cutarwa tare da oxides na ƙarfe na alkali. Yana da mahimmanci a zaɓi kayan da ya dace don rufin tanderun masana'antu don rage haɗarin da ke tattare da shi da kuma adana farashi.
Lokacin Saƙo: Mayu-19-2023
