Daawada birta dahaarka leh ee awoodda leh waxay ka samaysan tahay saafiyadaha galvanized (birta qaybta C, birta qaybta Z) oo ah walxaha saldhigga ah.Ka dib marka la cadaadiyo, dalool samaynta, goynta iyo samaynta, budada resin epoxy preheated ayaa lagu sii kululeeyaa heerkul sare si loo geliyo oo wax laga beddelo, ka dibna lagu farsameeyo iyada oo la daaweynayo
Akhri wax dheeraad ah