Zinc alloysassa masu jefarwaYanzu ana amfani dashi a kusa da samfurori daban-daban.Na'urorin lantarki daban-daban da na lantarki suna kewaye da samfuran simintin simintin gyare-gyare na zinc gami.Sabili da haka, ana buƙatar ingancin simintin simintin gyare-gyare don zama babba, kuma ana buƙatar iyawar jiyya mai kyau.Mafi na kowa lahani na zinc gami kayayyakin simintin gyare-gyare shi ne blistering saman.
Halayen lahani: Akwai vesicles da aka ɗaga a samanmutu simintin.① An samu bayan an mutu-simintin;② Bayyana bayan goge ko sarrafa;③ Ya bayyana bayan fesa mai ko lantarki;④ Ya bayyana bayan an sanya shi na wani lokaci.
Mafi yawan blistering a saman na zinc gami yana faruwa ne ta hanyar pores, kuma ramukan sun fi yawa pores da ramukan raguwa.Ƙunƙarar sau da yawa suna zagaye, kuma yawancin ramukan raguwa ba su sabawa ka'ida ba.
1. Abubuwan da ke haifar da pores: ① A lokacin cikawa da ƙarfafa tsarin narkakken ƙarfe, an kafa ramuka a saman ko ciki na simintin gyare-gyare saboda kutsawar gas;② iskar gas da aka mamaye ta hanyar canzawar murfin;③ abun ciki na iskar gas na ruwan gami ya yi yawa kuma yana hazo yayin ƙarfafawa.
2. Dalilai na rami na Sharim: ① Tsarin Maganar Moltten, Cire rami na girgiza kai ya faru ne saboda raguwa a cikin girma ko kuma sashe mai ƙarfi ba za a iya ciyar da ƙarfe mai narkewa ba;② Rashin daidaiton kauri na simintin ko juzu'i na zafi na simintin yana haifar da wani yanki Solidification yana da sannu a hankali, kuma ana samun cavities a saman lokacin da ƙarar ya ragu.
Saboda kasancewar ramuka da ramukan raguwa, ramukan na iya shiga lokacin da sassan simintin simintin gyare-gyaren ke ƙarƙashin jiyya na sama.Lokacin yin burodi bayan zanen da lantarki, iskar gas a cikin rami yana fadada ta zafi;ko kuma ruwan da ke cikin ramin zai koma tururi, wanda zai haifar da kumbura a saman simintin.
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Lokacin aikawa: Maris-06-2021