essential oil diffuser jewelry wholesale What is the gold content of K gold?

wholesale bling jewelry from china The gold content of each K gold is (national standards within brackets): 9K = 37.494%(375 ‰), 18K = 74.998%(750 ‰), 22K = 91.652%(916 ‰), and 24K = 99.984%(999 ‰).
1, K gold refers to alloys mixed with gold and other metals. Because their English is Karat Gold, it is referred to as K gold for short. Karat is a star unit of K gold, which divides the pure gold into 24 copies. According to the gold content in jewelry, it is divided into different K gold, so 24K refers to pure gold, 18K gold content is 18/24 = 750%, and because the gold content of 18K gold is 750%, it is also called 750.
2, K gold is a kind of gold. 18K gold refers to gold with a gold content of 75%. Due to different ingredients, 18K gold will show different colors, such as yellow, white, red, etc. The preservation of 18K gold is not as good as pure gold. 18K gold is a alloy that contains 75%of gold and 25%of other metals. Because 25%of other metal components are different, it can be refined into 18K gold with different colors. For example, white 8K gold is combined with 25%of silver, zinc and nickel (for example, 25%of copper can be combined into a rose red 18K gold; for example, 25%iron can be combined into blue 18K gold, etc.).
3, "White 18K Gold" is not a real silver white. It is always slightly yellow and white. Therefore, before the factory is leaving the factory, a layer of 铑 (one of the platinum elements, the element symbol is RH) to make it silver and bright. This white 8K gold on the surface is worn for a long time and will present the true nature of "white 8K gold". White K gold is just one of K gold. The gold content varies with the K gold number. The gold content of 1K is 4.1666%. The gold content of 18K gold is 75%. The most common gold in China is 18K gold. Hong Kong and overseas have 14K gold (58.3%gold content), 9K gold (37.5%gold content), 7K gold (with 29.2%of gold content), etc.
This information:
For science and technology, it is not possible to refine the pure gold material with a purity of 100%. Therefore, the golden position standard K in the gold content in the gold products generally refers to the pure gold as 24K gold, but it is theoretically gold with 100%gold, which actually does not exist. Therefore, in the national standard, the gold content of the merchants that the gold jewelry must not use the irregular standards of "24K gold". Since the pure gold is 24K, that is, the theoretical gold content is 100%, then 1K means that gold products contain pure gold 1/24, about 4.16%. 18K gold represents the gold content of 18/24, which is 75%of pure gold, and the rest are other materials such as silver or copper.

stainless steel jewelry cheap wholesale Pay content for time limit to check for freenThe answer is inquiring for you, please wait ~nI am inquiring for you, please wait ~nKiss, I am glad to answer it for you: Inquiry for you, there is no such thing as 1k gold. K gold refers to the alloy mixed with gold and other metals, and Karat is a unit of K gold. Divide pure gold into 24 copies, divide the gold content in the jewelry into different K gold, and then 24K refers to the pure gold, then 18K gold content is 18 divided by 24, that is, 75 percent of the gold content. In the same way, if it is 15K gold, the gold content is 15, which is divided by 24, that is, 62 and 5 percent of the gold content.n1 morenBleak

wholesale personalized ballerina jewelry box manufacturers K gold is divided into 9K 14K 18K