Tae kowiri tira papa kirikiri
Papa Sandblasting ki te pirepire zirconium i roto i te taputapu mīhini i roto i te kowiri tira tukatuka mata, kia whakaatu te mata he mata kirikiri pirepire pai, hanga he pānga whakapaipai ahurei, a ka electroplating tae.
Ka taea hoki te wehewehe i te kirikiri kowiri tira ki roto i te kirikiri matte me te kirikiri maramara, ko te kirikiri kirikiri he tika te kirikiri ki te pereti kowiri tira 2B, ko te kirikiri marama kei te huri i te whakaata me te kirikiri.

He maha atu nga korero mo te kowiri tira tonotono, tirohia: https://www.hermessteel.net