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alloy jewelry can be recycled.
1. Alloy is only mixed with metal. It can be said that all metals on the market are alloys.
2, alloy jewelry: General alloy jewelry refers to jewelry made of alloy materials. There are many types of alloys: Lead -Tin Loan 6 materials, lead tin alloy 3 materials, lead tin alloy 0 ingredients, zinc alloy, etc. Promote green environmental protection, so the fashion industry requires environmental protection. No. 0 ingredients and zinc alloy are more materials used in the jewelry industry. Because they are environmentally friendly, zinc alloy is much cheaper than No. 0 materials, so most of the environmental protection products on the market are zinc alloy, and at the same time, the No. 0 materials can be exported to export. Overseas countries. Because of leading nickel -free chromium and no chromium.
The expansion information:
The gold plating (silver)
1, classification: gold -plated (silver) is divided into two categories according to the different materials, one is gold plating (silver) of homogeneous materials, refers to The surface treatment of gold (silver); the other type is gold -plated (silver) with heterogeneous materials, that is, gold plating (silver) treatment of non -gold (silver) surface.
2, Standard: The standard of gold -plated jewelry internationally is: good gold -plated layer thickness is 10 microns to 25 microns, generally 2 microns to 3 microns. If it is at 0.18 microns, it is inferior.
3, performance and maintenance: avoid friction to avoid the surface layer falling off; it is not advisable to contact the human sweat glands for a long time, not to be worn in summer; avoid direct contact with acid -base substances such as soap; stay away from cosmetics and avoid contact with cosmetics. Copper gold -plated (silver) has a high hardness, and alloy plating (silver) has a small hardness. When wearing, pay attention to avoid stretching and hard pull.
4, identification: see color: gold -plated (silver) jewelry is generally better gloss, high brightness, and lighter color than real gold and real silver. Trial weight: Gold plating (silver) is obviously much lighter than real gold and silver jewelry. Listen to the sound: Throw gold -plated (silver) jewelry on the desktop or ground, and the sound is dull. The sound of Zhenjin and Zhenyin is very crisp. True gold and true silver jewelry are much heavier than gold -plated (silver), but their hardness is soft, the real gold is more and more brighter, and the gold -plated (silver) reverse. In addition, copper -plated platinum jewelry and platinum jewelry are very similar, and the luster is higher than platinum, the surface is smooth, and the color will never change.