Uluhlu loMbala
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Umbala ogqunywe ngentsimbi PPGI/PPGL coil yentsimbi
Ikhoyili egqunywe ngombala yimveliso yeshiti elishushu, i-aluminium eshushu efakwe ipleyiti ye-zinc, i-electrogalvanized sheet, njl., emva kokunyangwa komphezulu (ikhemikhali yokucoca kunye nonyango lokuguqulwa kweekhemikhali), igqunywe ngomaleko okanye iileya ezininzi zokwaleka kwe-organic phezu komhlaba, kwaye emva koko yabhakwa kwaye yaphiliswa.Inobunzima obulula, inkangeleko entle kunye nokumelana nokugqwala okuhle, kwaye inokucutshungulwa ngokuthe ngqo.
