This study presents the natural oxidation process of real brass. Shows impact of environment, welding, and structure Includes protection solutions to delay oxidation. 1.Natural Oxidation Timeline 1️⃣ Indoor Usage Photo Comparison Before 4 years later Before 5 years later（now state in the mall） 2️⃣ Indoor Usage After Some Years ten years after brass patina eight years after brushed brass two years after brass without any surface finish two years after brass six years after bra

Whether you pursue the modern texture of titanium coating or the vintage charm of patina finish, metal surface treatment can perfectly meet your needs! Below is a comprehensive guide to electroplated titanium coating and antique patina processes, covering materials, colors, production, and applications. If you need custom luminous letters, commercial signs, or other identification products, Yijiao is always here for you! 1. Material Options: Suitable for Multiple Metals, Each