三珠 List of Products and Services

Since its establishment, Mitsumaru Co., Ltd. has been a pioneer in the plating industry, responding to various requests from our customers. We offer gold plating, silver plating, copper plating, rhodium, palladium, and more than ten other types. We have a thorough understanding of the properties of all metals. Currently, we are meeting the diverse needs of telecommunications and major electrical manufacturers at our four factories. Please feel free to consult us regarding plating. [Features] ■ A comprehensive delivery system from pre-processing (pressing, sheet metal, cutting) to plating. ■ Our plating technology has been adopted for the mirrors used in laser welding experiments conducted in space. *For more details, please feel free to contact us.

• Surface treatment contract service