Metal Etching: ka'idar da yi

Chemical etching nufin cire karfe daga bãyan tẽkun da oxides ko juyi sharan. Irin wannan tsari ya shafi yin amfani da bayani daga chloride salts Alkali ko acid bayani. Ko da kuwa abin da irin m sunadarai aka yi amfani, etching da karafa na bukatar mutane da matuqar hankali da kuma daidaito, kamar yadda wadannan abubuwa ne da haɗari, kuma a lamba tare da fata zai iya sa konewa. Duk da haka, tare da ta dace shiri na aiwatar da shi ne zai yiwu a gudanar da a gida. Metal etching damar haifa abin da labarin, rubutu, zurfin ko taimako ado a kusan kowace karfe surface. Products da cewa su ne sakamakon da gaske shi daraja don su bada wasu free lokaci binciko wannan fasahar.

Jigon da tsari

Etching da karafa na iya zama wani cikakken, wanda mafi yawa ana amfani da shi don sauki tsabtace da kuma m, cewa ne sau da yawa amfani da su yi ado abubuwa. A karshen harka, don kare yankunan da abin da ya kamata ba za a hõre wannan magani, a abin da ake kira tsayayya. Metal etching za a iya yi ko dai chemically ko galvanically. A cikin farko idan da samfurin zo nutsewa cikin bayani. A lura lokaci ya dogara da ake so etching zurfin da kuma irin kayan. Bayan cire karfe wanke sosai tare da ruwan sanyi, wanda wani lokacin karin wani ruwa-ruwa bayani na soda. Wannan ya sa ya yiwu ya zama tabbata cewa burbushi na acid zai ba ganimar da sakamakon.

Ado Metal etch

Yana da aka yi amfani da a tsakiyar zamanai don ado na makamai da makamai. A kyaunsu kayayyakin ne sau da yawa baya zuwa halittun da gwani hannun jewelers. Domin irin wannan karfe surface jiyya na biyu mafi kyau, wato, da galvanic Hanyar. Wannan hanya zai kawar da samuwar guba gas zuwa adam cewa tashi a lokacin da sinadaran magani, da kuma shi ne yafi tasiri saboda shi damar yin da gefuna bayarda etched juna.

Galvanic etching a yi

Domin nuna da basira da kuma fara wannan tsari a gida, abu na farko da yake a sami tushen DC ƙarfin lantarki wanda shi ne kamar daidai 4-7 karfin wuta. Ideal - iyali samar da wutar lantarki tare da wani canji. Sa'an nan wajibi ne a saya da wani tire na wani insulating abu, wanda zai zama na electrolyte. Kamar yadda karshen za a iya amfani da wani cikakken bayani na kowa gishiri, amma yawanci amfani da wannan manufa narkar sulphate. Iron da ake amfani da baƙin ƙarfe, da karfe, da kuma jan - for tagulla, tagulla, da na tagulla. Da karfe blank bukatar degreased a gabani. A saboda wannan dalili shi ne soldered jan waya rike da shi a tsoma for 5 da minti a cikin wani bayani da sodium hydroxide, preheated zuwa da zazzabi na 50 ° C. Sa'an nan kuma, preform da aka canjawa wuri zuwa 'yan mintoci wani ruwa tare da wani abun ciki na 15% sulfuric acid, sa'an nan sosai wanke da ruwan zafi. Last shiri mataki - da shiri na mastic. A tin akwatin mix farar wutã ne, rosin da kakin zuma a wani rabo daga 4: 2: 3 da kuma narke su sami wani taro yi kama. Lokacin da shi ya sanyaya, kunsa shi a cikin wani bakin ciki zane da kuma wani m drive da dan kadan mai tsanani workpiece dai an rufe tare da wani uniform bakin ciki Layer. Bayan duk wannan ya taurare, Aiwatar da wani ruwa launi Paint da ake so juna da kuma kankara putty wuka inda muka bukatar acquire a-zurfin. Yanzu sanya shi a cikin electrolyte da plugging a m ga m iyakacin duniya da kuma zuwa waya tare da alamar debewa dakatar da wani abin ƙarfe da kuma runtse shi a cikin electrolyte. Bayan kammala na etching Unsolder waya kurkura samu turpentine fitacciyar kuma ku tsayar da karshe karewa (nika da polishing).