Menene azurfa samfurin

Duk da cewa mun riga saba kimanta darajar azurfa dangantakar ne sosai fiye da ƙananan cewa sanya daga zinariya, da azurfa, dangane da gami, da azurfa aiki da kuma gwaje-gwaje na iya kudin fiye da zinariya. Hakika, a wasu lokuta, a muhimmiyar rawa aka buga ta a subtlety mai yin kayan ado ayyukansu, saboda wasu filigree dabara na yin kayan ado ba za a iya maimaita idan aiki da zinariya. Amma mafi muhimmanci na irin rawa da samfurin.

Yawancin lokaci kayan ado ba a sanya tsantsa daraja karafa, tun suna da wani yawan disadvantages. Alal misali, tsarki azurfa - ne mai matukar taushi abu, haka shi da aka yi daga wani gami da Bugu da kari adadi kaɗan na jan karfe, don inganta da ƙarfi. Da abun ciki na jan karfe a cikin gami a cikin samfurin kayyade yawan azurfa da tsarki. A sosai rare lokuta for "ƙarfafawa" na azurfa, da sauran karafa ake amfani, Additives amfani ga nickel, aluminum, tutiya da cadmium. Amma a mafi yawan lokuta na azurfa gami core abu ne da tagulla.

A wannan high samfurin na azurfa a jan wanda yake ba a cikin kadan yawa, ne m fari inuwa, wani haske rawaya tint kawai azurfa yana da mafi ƙasƙanci samfurin. Amma mafi tsada gami da azurfa aka dauke su wani gami da cadmium kuma sau da yawa a cikin wadannan lokuta sanya daga gare shi, kayan ado na azurfa mai daraja fiye da zinariya. A mafi yawan kasashe na duniya don koma zuwa azurfa samfurin soma da awo tsarin. Lokacin da aka nuna a cikin samfurin yawan daraja karfe part a daya dubu sassa (nauyi raka'a) gami. Matsakaicin ga ado ne 960 azurfa, kuma tare da shi, akwai 925, 916, 875, 800 da kuma 750-I. A Rasha na aikin gano cewa, idan kayan ado yana mai daraja karfe abun ciki na kasa da 800 samfurori, wanda aka ƙaddara da mafi ƙarancin, sa'an nan a cikin wannan hali da suke ba batun jihar da kuma stigma ake gane riga kamar yadda kayayyakin da aka yi da tushe karfe.

Wadannan kayayyakin sau da yawa za a samu a rayuwar yau da kullum, wanda ake amfani da matsayin abu don marẽmari fil, solder da sauransu. A saboda wannan dalili da azurfa gami shi ne 720 samfurori. Amma a kasashen Turai shi ne sau da yawa m saduwa kananan tufafi da na'urorin haɗi kewaye su 750. Duk da haka, ya fi kowa rashin lafiya a Turai da aka dauke su 925-I, fãce a Faransa, inda 800-I ne fiye da na kowa.

A mafi samfurin 960 amfani Manufacturing mafi kyau filigree kayan ado, kamar kawai damar shirya azurfa gami gare filaments wanda sa'an nan Masters yi openwork Figures. Babu sauran daraja karfe irin damar da ba su mallaka. Don goya ƙarfi filigree kayayyakin da suke sanya sau da yawa na azurfa cadmium gami, daga abin da aka samu wani m openwork filigree (yadin da aka saka juna, wanda shi ne a fili a bayyane ta hanyar adadi). Duk da haka, a cikin wannan yanayin, da darajar samu kayan ado na gami ƙaruwa da cika fuska.

Ya kamata mu ma mayar da hankali a kan yadda za a samar da tsaftacewa silverware. Su na farko bukatar wanke tare da dumi ruwa da sabulu, sa'an nan kuma shafa gruel na alli, tsomasu a tsanake cikin ruwa ammonia. A lokacin da shafi bushe cakuda, da samfurin ya kamata a taku ta fannin rinsed da ruwa da kuma shafa bushe da taushi, kyalle. Idan oxidized azurfa kayayyakin, suna bukatar da za a tsabtace da wani ruwa-ruwa bayani daga sodium sulfate. Azurfa kayayyakinsa kamata a tsabtace kazalika da tsarki azurfa 925, wanda aka yawanci sanya na azurfa wukake, cokula masu yatsotsi, da cokula. Wannan suke tsare luster bayan amfani, da jita-jita ya kamata a tsoma a cikin ruwan zãfi, da kadan soda.