A na-ahazi mpaghara ebe olu akwa ahụ na-abanye na kọntaktị mmanụ site na usoro "nri elu" na "surface chromium plating (Cr)".
Uru: Ịdị nro dị n'elu ruru Ra0.4 ~ Ra0.8, ọ dịghịkwa mfe ịgbanye mmanụ mgbe ị na-ejikọta akara mmanụ.A na-eji teknụzụ chromium (Cr) kpuchie elu ya, na-esi ike karịa ogo HRC48, na-eme ka a na-eji ogologo oge eme ihe na-enweghị akwa na akwa, na ndụ ọrụ nke akara mmanụ dị ogologo.
Oge nzipu: Eprel-23-2023