With this knowledge, you will no longer be afraid of discoloration of alloy jewelry-jewelry modern people are advocating environmental protection, so people will choose environmentally friendly materials when choosing alloy jewelry. Alloy jewelry: general alloy jewelry refers to jewelry made of alloy materials. In the summer when the sun sets, it is suitable to wear Meimei jewelry to go out. However, due to the hot weather and a lot of sweat, the color of wearing alloy jewelry becomes dark, and even the coating fades. In fact, this is caused by metal oxidation. Regarding the fading problem of alloy jewelry And maintenance issues have become a topic of great concern to everyone. Someone asked, how long can alloy jewelry be used without fading? Alloy jewelry, as a cheap and high-quality fashion jewelry, is welcomed by consumers because of its variety of styles. However, alloy jewelry will inevitably fade after long use. It's like clothes are getting old. After all, it is not expensive jewelry. The difference in wear and maintenance of each person causes the life span of alloy jewelry to vary. Let the author take you to understand below. Reasons for the oxidation of alloy jewelry 1. Contact with chemicals (cosmetics, perfumes, detergents, etc.) 2. Human sweat has a high acidity and alkalinity, which is easy to corrode the surface of the jewelry 3. Sulfur dioxide in the air causes the maintenance of alloy oxide alloy jewelry 1. Engaged in Take off the jewelry before active work: the body sweats to form a lot of dirt, the jewelry is easy to lose its luster, take off the jewelry before engaging in active work (such as sports, outdoor, etc.) to avoid the corrosion of the jewelry by sweat. 2. Jewelry should avoid exposure to the sun: summer ultraviolet rays are strong, try not to wear jewelry in the sun, and avoid direct sunlight. 3. The jewelry should be removed before bathing or swimming: the salt and chlorine in bathing, swimming and sea water will corrode the jewelry. 4. Wipe dry before storage: wipe off the dust and dirt with a soft and dry cloth before storing the jewelry, and store it in a sealed bag if it is not worn for a long time. 5. Jewelry is often replaced: avoid wearing the same jewelry for a long time, store each jewelry separately, and avoid mixing with other jewelry to avoid friction and damage. 6. Regular cleaning and disinfection: The jewelry should be disinfected regularly. If it is not cleaned and disinfected frequently, it will become a breeding ground for bacteria, which will lead to skin redness, itching and allergies. As long as alloy jewellery is properly maintained, it will remain as beautiful as new even if worn for several years. This kind of jewelry does not need to use very expensive maintenance water for maintenance, as long as it avoids acid, alkali and humid environment.