subject: Www.china-wholesale-jewelry-supplies.com/ Tell You Five Points About Identify Platinum And Wholesale [print this page]
Nowadays, more and more people like to wholesale silver jewelry for their beauty and wealth. At the same time, so many silver jewelry on the market ,such as 925 silver jewelry wholesale, silver earrings, silver rings as well as with silver necklaces. People always wholesale supplies from china market. However, people who have not enough knowledge on them will be easy to dazzle and difficult to identify platinum and silver jewelry. Now we tell you several ways of identify them and hope it is helpful for you.
1.Identify them through the color
The higher the purity, the more white and silver, jewelry shiny surface looks uniform, with polish. If you lead, jewelry takes on blue gray; such as copper, jewelry, rough surface will appear, the color does not feel moist. Of cause, this kind of silver jewelry-925 silver jewelry is actually the most popular jewelry among silver fashion accessories.
2. Identify them through hardness
Charles hardness: the hardness of silver lower than copper, the more lead, tin large, can pin jewelry inconspicuous place designated for testing, such as needle slipping, the surface is difficult to trace, may be judged to copper jewelry; such as lead, tin texture, then the traces clearly highlighted; such as physical traces left less obvious but can be initially judged to silver jewelry.
3.Identify them through burn method
Platinum has a good resistance of high temperature oxidation. Its melting point reaches as high as 1770 and the color will not change by burn with high temperature and cooled, but silver has a lower melting point so that it will change to red, black or corvinus which depend on the amount of silver.
3.Identify them through the weight
Wholesale silver jewelryidensity slightly larger than the average common metal, generally speaking: "aluminum light weight silver, copper does not light nor heavy." Dian Dian weight which can make their initial judgments whether the silver. If the jewelry supplies larger and lighter, can be an initial check of the other metal accessories.
4.Identify them through burn method
Platinum has a good resistance of high temperature oxidation. Its melting point reaches as high as 1770 and the color will not change by burn with high temperature and cooled, but silver has a lower melting point so that it will change to red, black or corvinus which depend on the amount of silver.
5.Listen to rhyme
Sterling silver jewelry resounding, no elastic, sound as "porphyrin porphyrin da da." Lower purity, lower voice, and voice higher and more pointed with rhyme; the case of copper, its voice higher and pointed, rapid and short rhyme sound; the case of lead, tin texture, then throw to sound boring, short No elastic.
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