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unique jewelry findings wholesale
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clark st wholesale jewelry The concept of gold and foot gold is different. Gold refers to a valuable metal. Foot gold is used to represent the name of goldenness. Generally, it refers to gold with gold content not less than 99%. Gold is a soft metal. The high -purity foot gold can even be bent by hand, and obvious fish scales will appear in the bending part.
The purity of thousands of gold and foot gold is different. The content of thousands of gold is not less than 99.9%, the gold content of foot gold is not less than 99%, and the purity of thousands of gold is higher. Different marks are different. Different status, Qianzujin is the title of history left by history. Foot gold is the present expression of goldenness.
Pucting information:
The gold is gold that has been smelted and purified. Generally, the purity is higher and the density is fine. Some can be directly used in industrial production.
M common gold bars, gold blocks, gold ingots, and various jewelry, utensils, gold coins, and industrial gold, gold, gold boards, etc.
Due to the different uses, the required color is different, or because the device is not purified, only the melting is not pure or the purity of the mention is not enough, forming a gold that is different. People are accustomed to dividing the cooked gold into three types: pure gold, red gold, and color gold according to the high and low.
The gold that reached a fairly high purity after purification is called pure gold. Gold generally refers to pure gold with more than 99.6%.
. The meaning of Chicin and pure gold is close, but due to the different time and local standards, the standards of Chijin are different. The gold sold in the international market is 99.6%of Chi Jin. The red gold in the territory is generally between 99.2%-99.6%.
. The color gold, also known as "secondary gold" and "tide gold", refers to the low color. Due to the different metal content of these gold, the high color is 99%high, and only 30%of the low.
The is divided by different metals, cooked gold can be divided into color gold, mixed gold, K gold, etc. The color gold refers to gold only mixed with silver components, regardless of whether it is high or low. There are more color gold, commonly in gold bars, gold ingots, gold blocks and various utensils and gold jewelry.
three, mixed gold refers to the gold inside the gold, in addition to the silver, but also contains other metals such as copper, zinc, lead, and iron. Depending on the type and quantity of the metal contained in, it can be divided into small mixed gold, large mixed gold, bronze mixed gold, and lead -containing large mixed gold.
four, K gold refers to gold and copper according to a certain proportion of gold, according to the formula of 24K formula. Generally speaking, the more the proportion of k gold is silver, the more colorful the color; the large copper ratio, the color is purple.
k value expressed in the value is just a rough number, and it is not very accurate. Most of them are used to use even K value, such as 24K, 22K, 20K, 18K, etc. The meaning of 18K means that the 24 copies contain 18 copies of gold, which is equivalent to about 75%. K gold calculation method: The calculation formula of K gold discounts is: K value ÷ 24 × 100%(that is, K value × 4.1667%)
Identification. Most of the gold jewelry sold in the market is equipped with inspection signs from quality inspection institutions, which clearly marked the gold content and weight of the jewelry. 999 gold is also called thousands of gold, and the gold content is not less than 999 ‰; 990 gold is called sufficient gold, and the gold content is not less than 990 ‰; the gold content of 22K gold is not less than 916 ‰; the gold content of 18K gold is not less than 750 ‰ ; The gold content of 14K gold is not less than 585 ‰; the gold content of 9K gold is not less than 375 ‰.
Sews to remind consumers that the color of 18K gold jewelry is yellow, white, red and other colors. White 18K gold is alloy of gold and nickel, zinc, silver, copper and other elements. White K gold jewelry is not a platinum (platinum) product.
The marks of gold jewelry include manufacturers' code, materials and purity, such as: X Gold 990, XAU990, X -foot gold, etc. Among them, letters X are the manufacturer code. When making jewelry with different materials or different purifications, materials and purity should be represented separately. When the jewelry cannot be printed due to too thin or too small, it should be attached to the logo containing the mark content.