Ngwaahịa igwe bụ ngwaahịa ọla a na-ahụkarị na ndụ.Ngwaahịa igwe na-apụta n'ebe niile na ndụ anyị, mana enwere nnukwu nsogbu n'iji ngwaahịa ígwè eme ihe.Ngwaahịa ígwè ga-agba nchara, mgbe nchara na-eme, ọ ga-emetụta ojiji na ọdịdị nke ngwaahịa ígwè.Na-agbakwụnye mkpuchi na-abụghị nke ọla: dị ọcha, akọrọ na mkpuchi n'elu ígwè na ngwaahịa ígwè na akwa akwa nke ihe nchebe, dị ka mmanụ, mineral griiz, nchara griiz, plastic na lacquer.
E nwere ụdị abụọ nke nchebe electrochemical.Otu bụ ijikọta otu mpempe ígwè dị ntakịrị karịa ya.Dịka ọmụmaatụ, ụgbọ mmiri na ụgbọ mmiri ga-eji zinc blocks tinye.Nke abụọ bụ ijikọ ọnụ na-adịghị mma nke ọkụ eletrik, dị ka ígwè na ígwè mkpọchi osimiri na-ejikọta ya na njedebe na-adịghị mma nke ọkụ eletrik, site na njedebe na-adịghị mma.Ụzọ ya gụnyere: ihe nkiri mkpuchi metal dị ka electroplating, mkpuchi organic dị ka agba, oyi akwa mgbanwe dị ka orchid ma ọ bụ oji, ihe ọhụrụ iji gbanwee nhazi ígwè.
Mgbochi nchara nwa oge bụ iji kwadebe maka mmecha nke ozi nke oyi akwa mkpuchi nke a ga-ewepụ.The ụzọ na-agụnye: cajoling corrosion inhibitors, mkpuchi antirust mmanụ, peeling molekul compound plastics, ihicha ikuku, vacuuming, wdg Gbanwee esịtidem Ọdịdị nke metal: ọhụrụ chromium, nickel na ndị ọzọ alloy ọcha mere nke igwe anaghị agba nchara, ma alloy bụghị. ọtụtụ, ọnụ, siri ike ịmepụta ngwa ngwa.
Usoro mgbochi nchara nke ụlọ ọrụ: kpuchie ya na asphalt, ụlọ ígwè, nke ejiri asphalt kpuchie ya, ị nwere ike igbochi nchara.Mkpuchi metal: Ụfọdụ metal elu ga-etolite a ok oxide film, nwere ike mkpuchi n'elu nke metal mejupụtara ihuenyo metal a.Dị ka: ígwè galvanized, tinplate plating, ịnyịnya ígwè underwire na ụfọdụ ọgwụ na-eji chromium na nickel kpuchie.
Oge nzipu: 11-04-23