Gilashi wani abu ne na inorganic wanda ba na ƙarfe ba, gabaɗaya an yi shi da ma'adanai iri-iri (irin su yashi quartz, borax, acid boric, barite, barium carbonate, farar ƙasa, feldspar, soda ash, da sauransu) azaman babban albarkatun ƙasa. kuma ana ƙara ɗan ƙaramin kayan taimako.na.
Babban abubuwan da ke cikin sa sune silicon dioxide da sauran oxides.[1] Abubuwan sinadaran gilashin talakawa sune Na2SiO3, CaSiO3, SiO2 ko Na2O · CaO · 6SiO2, da dai sauransu. Babban bangaren shine gishiri mai silicate ninki biyu, wanda shine amorphous m tare da tsarin da ba daidai ba.
Ana amfani da shi sosai a cikin gine-gine don raba iska da watsa haske.Cakuda ne.Akwai kuma gilashin kalar da ake haxawa da wasu sinadarai na karfe ko gishiri don nuna launi, da gilashin zafin da aka yi ta hanyar zahiri ko sinadarai.Wani lokaci wasu robobi na gaskiya (irin su polymethyl methacrylate) kuma ana kiran su plexiglass.
Domin daruruwan shekaru, mutane sun yi imani da cewa gilashin kore ne kuma ba za a iya canza su ba.Daga baya, an gano cewa launin kore ya fito ne daga ƙaramin ƙarfe a cikin albarkatun ƙasa, kuma mahadi na baƙin ƙarfe na divalent sun sa gilashin ya zama kore.Bayan ƙara manganese dioxide, baƙin ƙarfe na asali ya zama baƙin ƙarfe trivalent kuma ya bayyana rawaya, yayin da tetravalent manganese ya ragu zuwa manganese trivalent kuma ya bayyana launin shuɗi.A zahiri, rawaya da shunayya na iya haɗawa da juna zuwa wani ɗan lokaci, kuma idan an haɗa su wuri ɗaya don zama farin haske, gilashin ba zai yi launin launi ba.Koyaya, bayan shekaru da yawa, iskar manganese trivalent zai ci gaba da zama oxidized, kuma rawaya za ta ƙaru a hankali, don haka gilashin taga na tsoffin gidajen zai zama ɗan rawaya.
Gilashi na gabaɗaya wani ƙarfi ne mai amorphous tare da tsarin da bai bi ka'ida ba (daga mahangar ra'ayi, gilashin kuma ruwa ne).Kwayoyinsa ba su da tsari mai tsayi mai tsayi a sararin samaniya kamar lu'ulu'u, amma suna da tsari na gajeren zango irin na ruwa.jeri.Gilashin yana kula da takamaiman siffa kamar mai ƙarfi, kuma baya gudana da nauyi kamar ruwa.
Lokacin aikawa: Satumba 14-2021