18K gold. au750 and 18K are all things. 18K refers to the purity of the gold in jewelry in jewelry of jewelry is 18K. 18K is not a weight, but a proportion. Theoretically, 100%gold content is 24K. In fact, it is impossible to have 100%purity gold. The state stipulates that the gold with a purity of more than 99.6%(inclusive) is 24K. 18K is the golden ratio of 18, 18/24 = 0.75, which is 750 thousandths. Therefore, the mark of 18K gold is AU750, 18K or G750. 18k gold maintenance precautions k gold jewelry is placed in an independent jewelry box independently to avoid being scratched by other jewelry. This K -gold for a long time is soaked in alcohol for several minutes. Khan and dust will volatilize together with alcohol, and then dry it after watering water. 18k gold is more beautiful and more delicate than it. You must always take good care of and take care of it to make K gold jewelry last long. The above content refers to Baidu Encyclopedia-18K gold
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The K gold 750 and 18K gold are actually one type. Only the two saying is different, and the expression forms are different. au750 is K gold 750, which refers to alloy containing 75%gold and 25%of other metals, commonly known as 18K gold. Usually used to make jewelry, the mark is G18K, G750, or AU750 "The meaning of G in it". Type au750 gold can determine its color according to its different types of gold. The main popular categories in China are divided into: The white K gold: 75% silver, nickel zinc combination (nickel must not exceed 0.3%); blue K gold: 75%: 75% Iron (appropriate); black K gold: 75% thick iron; purple K gold: 75% lead; yellow K gold: 75% nickel silver zinc zinc ; Rose K gold: 75% copper silver zinc; white K gold: 75% silver nickel platinum zinc or 75% 钯, this is a slightly green yellow yellow White. 18k gold: The opening (K) of gold is a unit of gold. K gold is the most common: 24K, 18K, 14K, 8K, etc., theoretically 100%gold can be called 24K gold, but in reality, it is impossible to have 100%gold. (Containing 99.6%) gold can be called 24K gold. Due to 25%of other metals, 18K gold can also be made into different colors, such as white, yellow, and rose red, which are called: white 18K gold, 18K gold, and 18K rose gold. In the trend of world jewelry, K gold is the mainstream, and Western fashion people even use the unique and unique K gold jewelry to highlight their personal style; because K gold fashion can always meet the needs of contemporary young people, so in fashion, it is in fashion. The status of the boundary is enduring, forming a popular style of wearing K gold jewelry. The "18K" platinum necklace, ring, pendant, etc., mostly sold in the market, mostly refers to 18K gold, and some products have less than 18K. The so -called white K gold is actually a white mixed metal synthesized by metal synthesis such as titanium, silver, nickel, cricket, and copper, not (platinum) platinum. Some merchants sell this product according to "18K Platinum", which is a misleading and deceiving consumer behavior. According to the national standard, the purity of gold is represented by "K", such as 18K gold generally refers to a gold jewelry with a gold content of 75%. types G18, will be divided into 24 copies of gold, 24K gold is full gold, 18K gold is 75%(18/24 = 0.75), and the remaining 25%are other precious metals, with PT, with PT, with PT, with PT, with PT, with PT, with PT, and there are PT. Nickel, silver, gold, etc. Usually more than 60%of gold jewelry does not easily cause human skin allergies, so 18K gold is a low cost and more comfortable wearing. The factory will combine 25%precious metals according to the needs of the product, and decide the color of 18K gold according to the different precious metal content of 25%. The mainstream domestic 18K gold 1, white 18K gold 2, red 18K gold 3, 18K rose gold 4, color 18k gold 18k white from 75%yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow 25%silver, nickel zinc combination (nickel must not exceed 0.3%) 18k blue K gold: 75% iron (appropriate) 18k black K gold: 75% thick iron r r r r r r r r r r r r r 18k purple K gold: 75% lead 18k yellow K gold: 75% nickel silver zinc 18k rose K gold: 75% copper silver zinc n18k white k gold:: 75% silver nickel platinum zinc or 75% 钯, which is slightly green white. AU750 and 18K gold are actually one. Only the statement of the two is different, and the expression forms are different.
18K gold.
au750 and 18K are all things. 18K refers to the purity of the gold in jewelry in jewelry of jewelry is 18K. 18K is not a weight, but a proportion. Theoretically, 100%gold content is 24K. In fact, it is impossible to have 100%purity gold. The state stipulates that the gold with a purity of more than 99.6%(inclusive) is 24K. 18K is the golden ratio of 18, 18/24 = 0.75, which is 750 thousandths. Therefore, the mark of 18K gold is AU750, 18K or G750.
18k gold maintenance precautions
k gold jewelry is placed in an independent jewelry box independently to avoid being scratched by other jewelry.
This K -gold for a long time is soaked in alcohol for several minutes. Khan and dust will volatilize together with alcohol, and then dry it after watering water.
18k gold is more beautiful and more delicate than it. You must always take good care of and take care of it to make K gold jewelry last long.
The above content refers to Baidu Encyclopedia-18K gold
n00:00 / 00: 5270% shortcut keys to describe space: Play / pause ESC: Exit full screen ↑: increase volume 10% ↓: decreases by 10% →: Single fast forward 5 seconds studio Here you can drag no longer appear in the player settings to reopen the small window shortcut key description
The K gold 750 and 18K gold are actually one type. Only the two saying is different, and the expression forms are different.
au750 is K gold 750, which refers to alloy containing 75%gold and 25%of other metals, commonly known as 18K gold. Usually used to make jewelry, the mark is G18K, G750, or AU750 "The meaning of G in it".
Type
au750 gold can determine its color according to its different types of gold.
The main popular categories in China are divided into:
The white K gold: 75% silver, nickel zinc combination (nickel must not exceed 0.3%);
blue K gold: 75%: 75% Iron (appropriate);
black K gold: 75% thick iron;
purple K gold: 75% lead;
yellow K gold: 75% nickel silver zinc zinc ;
Rose K gold: 75% copper silver zinc;
white K gold: 75% silver nickel platinum zinc or 75% 钯, this is a slightly green yellow yellow White.
18k gold:
The opening (K) of gold is a unit of gold. K gold is the most common: 24K, 18K, 14K, 8K, etc., theoretically 100%gold can be called 24K gold, but in reality, it is impossible to have 100%gold. (Containing 99.6%) gold can be called 24K gold.
Due to 25%of other metals, 18K gold can also be made into different colors, such as white, yellow, and rose red, which are called: white 18K gold, 18K gold, and 18K rose gold. In the trend of world jewelry, K gold is the mainstream, and Western fashion people even use the unique and unique K gold jewelry to highlight their personal style; because K gold fashion can always meet the needs of contemporary young people, so in fashion, it is in fashion. The status of the boundary is enduring, forming a popular style of wearing K gold jewelry.
The "18K" platinum necklace, ring, pendant, etc., mostly sold in the market, mostly refers to 18K gold, and some products have less than 18K. The so -called white K gold is actually a white mixed metal synthesized by metal synthesis such as titanium, silver, nickel, cricket, and copper, not (platinum) platinum. Some merchants sell this product according to "18K Platinum", which is a misleading and deceiving consumer behavior. According to the national standard, the purity of gold is represented by "K", such as 18K gold generally refers to a gold jewelry with a gold content of 75%.
types
G18, will be divided into 24 copies of gold, 24K gold is full gold, 18K gold is 75%(18/24 = 0.75), and the remaining 25%are other precious metals, with PT, with PT, with PT, with PT, with PT, with PT, with PT, and there are PT. Nickel, silver, gold, etc. Usually more than 60%of gold jewelry does not easily cause human skin allergies, so 18K gold is a low cost and more comfortable wearing.
The factory will combine 25%precious metals according to the needs of the product, and decide the color of 18K gold according to the different precious metal content of 25%.
The mainstream domestic 18K gold
1, white 18K gold
2, red 18K gold
3, 18K rose gold
4, color 18k gold
18k white from 75%yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow yellow 25%silver, nickel zinc combination (nickel must not exceed 0.3%)
18k blue K gold: 75% iron (appropriate)
18k black K gold: 75% thick iron r r r r r r r r r r r r r
18k purple K gold: 75% lead
18k yellow K gold: 75% nickel silver zinc
18k rose K gold: 75% copper silver zinc n18k white k gold:: 75% silver nickel platinum zinc or 75% 钯, which is slightly green white.
AU750 and 18K gold are actually one. Only the statement of the two is different, and the expression forms are different.