What is s925 sterling silver? And how to identify s925 sterling silver?
Silver jewelry has always been everyone's favorite, silver jewelry rings, bracelets, bracelets and so on, the texture of sterling silver is relatively soft, not suitable for all kinds of exaggerated styling, then what is the meaning of s925 sterling silver, how to identify s925 pure Silver, Fashion 925 silver jewelry manufacturer answer these two questions for everyone.
What is s925 sterling silver:
First, 925 silver is the amount of 92.5% silver made of raw materials silver jewelry. 925 silver processing technology and silver are different, it's brightness and gloss closer to the platinum, the hardness is better than pure silver, so 925 silver jewelry made of jewelry slowly come to the fore. 925 silver is more corrosion-resistant, anti-allergic features, if allergic people are also suitable for wear.
Second, in order to be able to make more innovative models, the industry 7.5% of other metals, usually copper, 92.5% of silver, both mix become 925 silver. In order to mark silver jewelry with a silver content of 92.5%, it is internationally stipulated that "s925" is marked on 925 sterling silver jewelry and s925 sterling silver is 925 sterling silver.
How to identify s925 sterling silver? Here are some identification methods can be used, if you want to buy things from 925 silver jewelry wholesales.
1, see the mark
Silver jewelery is usually marked with a silver initials ("S" or "Sterling") on the jewelery. The standard silver mark is S925, or 9.25,925 silver words. Full silver mark is S990. However, many countries do not print on jewelery.
2, observe the color
Silver jewelry are generally presented with yellow silvery white, showing a soft metallic luster. Easier oxidation, if over time, it will become dark yellow-white.
3, measure the weight
The density of silver is lower than gold, as well as platinum. Putting it on the hand , must be feel no any weight. With steel needle can test it , the steel neddle will bend. This method can be distinguished from Platinum, K platinum or silver imitation silver jewelry.
4, check the hardness
The hardness of silver is lower than that of copper, but larger than that of lead and tin. It can be tested with a pin-pointed jewelery. If the needle slipping, it is hard to leave marks on the surface of the jewelery. For the copper jewelry. If it is lead, tin texture, then it will be obvious signs. If there are signs of physical but not obvious, then you can determine the silver jewelry.
5, listen to sound
Sterling silver jewelry thrown to the floor there will be sound, but no stretch. If the lower the color, the lower the sound, the richer is the copper, and if the sound is higher and more sharp, the rhyme but shorter, it is the lead or the tin, the sound thrown on the floor More dull, short, no stretch.
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