vintage jewelry supplies findings wholesale Can K gold change gold?

animal jewelry boxes wholesale It can be replaced, but it cannot be exchanged for equivalent, and 80 % discount can be played. 18K gold can be exchanged for 24K gold jewelry, but it is necessary to make up the price. One is the other is the price of gold. Jewelry generally needs to make up the work expenses ranging from 30-100 yuan per gram according to different processes of jewelry. rn18k金可以换黄金吗rnrn18k金是黄金含量至少达到75%的合金，即金含量为18/24的合金，其余25%为其它贵金属，包括铂，镍，银, Jin Jin and so on. 18K gold is a kind of gold jewelry with low cost and more comfortable wearing. The calculation method of K gold is to divide pure gold into 24 copies, 24K gold is foot gold, but in reality, it is impossible to have 100%gold. Therefore, gold with a prescribed content of 99.6%and above can be called 24K gold.

Gold, as a precious metal, has good physical characteristics. "Real gold is not afraid of fire" is that the chemical stability of gold is very high. It is not easy to chemically react with other materials. Essence Even in the melting state, it will not be oxidized and discolored. The density is strong and the feel is heavy. Good toughness and ductility, good guidance. Pure gold has gorgeous yellow, but after incorporating other metals, the color changes greatly. For example, gold and copper alloy are dark red, and the silver alloy is light yellow or gray -white. Jin Yi was grinded into powder, which is why Jin is scattered in nature. Pure gold jewelry is also easily worn and reduced.