Magri- nsam rawng ai oxidation effect hte magri n-gang ni a plasticity gaw shanhte hpe nta gawgap ai lam hta laklai ai shara jaw ya ai. Surface passivation, antique aging (sh) electroplating ladat ni hku nna, nsam hpe htoi tu ai hpraw kaw nna nsam hpraw de galai shai lu ai, dai hpe high-end nta shingdu bunghku ni, sumla hkrung sumla ni, kata na mawn sumli ai lam ni hte kaga mabyin masa ni hta grai lang ai. Ga shadawn, htunghking masat dingsat nta langai a htu tawn da ai railing ni hpe H68 magri (68% magri hte 32% zinc) hte extrusion molding hku nna galaw da ai. Ndai gaw npawt nhpang n-gun ra kadawn ai lam ni hpe hkan sa ai sha n-ga, oxidation tsi lajang ai hku nna retro texture hpe mung madun dan nna, nta gawgap ai a tsawm htap ai lam hte bungli galaw ai lam hpe hkum tsup ai hku kayau kaya galaw lu ai.
