Sailboat shape metal blank keychain online

How are metal keychains made? The process of making a metal keychain usually includes the following steps: 1. Design drawings: First of all, you need to design the style of the key chain, including shape, size, pattern, etc. This step is usually done by a professional designer and can be personalized according to the needs of the customer. 2. Make mold: According to the design drawing, use CNC machine tool or other tools to make the mold of the key chain. The production of molds needs to be very fine to ensure that the final product can meet the design requirements. 3. Casting: The metal material (such as copper, iron, zinc alloy, etc.) is melted, and then poured into the mold for casting. The shape of the key ring after casting has come out, but the surface is still rough. 4. Polishing: Polish the key chain after casting to make its surface smooth. This step can be done using tools such as grinder and polishing machine. 5. Electroplating: In order to improve the appearance a…