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Metal jewelry processing how to rust?


Jewelry processing technology can be divided into precious metal jewelry processing technology and precious stones mosaic process two categories. Precious metal processing technology can be divided into traditional manual processing technology, machine processing technology and surface treatment process. The traditional manual processing technology mainly includes filament process, machine process including lost wax casting process, stamping process, machine chain process and so on. The surface treatment process includes electroplating process and embossing process.
Most jewelry is iron, iron products will rust, then how to rust it? Such as zinc, tin, chromium, nickel, etc. These metal surface can form a layer of fine oxide film.Then to avoid the iron products and the surface of the metal plating, Water, air and other substances touch and rust. Can also use chemical methods to make a fine appearance of iron products and stable oxide film in order to avoid the rust of iron products. Maintaining the cleanliness and dryness of the surface of iron products is also an excellent way to avoid the rusting of iron products.
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