oceana trading jewelry wholesale What does 18krgp mean?

wholesale jewelry diamonds Let's talk about the true meaning of 18kRGP (18kgp) and 23kRGP (23kgp) alloy:

18krgp, 23kRGP is the sign of alloy simulation jewelry.

. They are composed of two logos. 18K or 23K is a logo. K is a gold content, that is, the gold content of gold. 24 × 100%, the national standard GB11887-89 stipulates that the gold content per K is 4.166%.
GP is the abbreviation of the English GOLD PLAPE, which is commonly known as forging gold. This logo means that the product is made of phosphorus and copper alloy as the main material and forged at high temperature. It is then covered with a gold -plated layer.

The front 18K or 23K refers to the gold content of the gold plating layer outside. Some people may ask that most of the jewelry of 18kRGP and 23KRGP are white instead of yellow. This is a kind of confusion about pure gold and K gold. One of the characteristics of pure gold is soft, so when inlaid gemstones are inlaid, it is easy to fall off due to insufficient strength. Therefore, people add metals such as silver, copper, zinc to increase the strength and toughness of gold in gold. Almost all K golds with different K gold are inlaid in jewelery inlaid. In this way, it can achieve the nobleness of gold and make up for its deficiencies. It can also be prepared into various colors as needed. The popular K gold jewelry internationally has various colors, and common ones are yellow and white.

k gold is divided into color gold alloy and white gold alloy by color. The color gold alloy that is used most in the jewelry is AU-AG-CU (-zn) alloy; most of the white gold alloy is AU-AG-NI (CU, Zn) and AU-AG-PD (-zn, CU) Department of alloys. Mixing 25%of 入 or nickel. Zinc, etc. in gold, it will become white, which is the main component of its gold. This is called white K gold, commonly known as K platinum. (Note that Platinum and platinum are not the same concept. Many traitors play text games to deceive consumers. 18K gold plating or gold -packed gold jewelry 23kRGP specifically refers to the gold plating or gold jewelry of 23K gold.