Equations used in Electroplating. The copper sulfate solution described above corrodes these metals, giving nonadherent deposits. Electroless Nickel Plating (ENP) is the autocatalytic chemical reduction of a nickel-alloy (Nickel Phosphorus being the most common) coating used for surface finishing. electroplating to give a different desired colour; a wide range of colour can be achieved by co-depositing gold with other metals. Electroplating is the process of applying a metal coating on an object. The process which is used in electroplating is electrodeposition. Why anode gets thinner after electroplating? The ratios of these chemicals vary depending on the objective of the plating. Electroplating has thousands of uses especially in industry. because of dissolution process that occurs for anode through electroplating process. Electroplating can be used to create inexpensive jewelry. The chromic acid plating solution in the electroplating of metals make the surfaces decorative and corrosion resistant. When used in the jewelry process, it can enhance the aesthetic value and wearability of a piece. electroplating with carat or pure gold to give a more uniform colour, hiding variations in colour of the component parts and solder lines. Electroplating is a process in which a coating of metal is added to a conductor with the help of electric current. Electroplating is majorly applied to modify the surface features of an object (e.g corrosion protection, lubricity, abrasion), but the process can also be used to build … Electroplating is a procedure whereby a thin layer of gold and silver is put on a cheaper metal, and the final product is available at an affordable cost. As mentioned, recessed areas will plate less than sharp corners, so a scratch will become more prominent rather than being smoothed over by the plated material. Before electroplating an object, it must be cleaned thoroughly and all blemishes and scratches should be polished. electroplating to hide surface defects or to improve properties. Engineers use controlled electrolysis to transfer the desired metal coating from an anode (a part containing the metal that will be used as the plating) to a cathode (the part to be plated). Electroplating is used to improve the quality of the surface material. There are hard plating to decorative plating recipes that use … Posted by exoticsteel on 11/06/2009. Electroplating is often applied in the electrical oxidation of anions on a solid substrate like the formation of silver chloride on silver wire to form silver chloride electrodes. Before electroplating begins, a jeweler may strip, hand polish, or sandblast the jewelry to prepare its surface. A cyanide-copper solution is still used for this purpose and also for the initial plating on zinc die castings. 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