inkcazelo Iikhoyili ezigqunywe ngombala zisekelwe kwiphepha elenziwe ngentsimbi eshushu-diphu, ishidi legalvanized eshushu-dip, i-electro-galvanized sheet, njl njl. Emva kokulungiswa komphezulu (ikhemikhali yokucoca kunye nonyango lokuguqulwa kweekhemikhali), enye okanye iileya ezininzi zezinto eziphilayo zifakwe kwi umphezulu, kwaye emva koko Imveliso enyangelwe ngokubhaka.Ukufakwa kombala kuqengqeleka iikhoyili ezigqunywe ngemibala zilula, zintle kwaye zineempawu ezichasene nokuhlwa, kwaye zinokusetyenzwa ngokuthe ngqo.Imibala i-ge...