wholesale jewelry packaging ideas I bought a gold necklace, I don’t know if it is gold. I want to test it ~~~~
3 thoughts on “wholesale jewelry packaging ideas Is the simple inspection jewelry gold?”
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korean jewelry wholesale philippines In daily life, there are some specific methods for the authenticity of the authenticity of the gold jewelry. The introduction is as follows:
(1) Fire burning method: "Real gold is not afraid of fire", and the jewelry is cooled through high temperature fire. Gold is still golden yellow and does not deform. This is the saying that the "fire is afraid of real gold". If it turns black, it is not real gold or other metals.
(2) Eye viewing method: Gold has dazzling red yellow, and their luster and color are enduring. The lower the color, the worse the color, the "seven greens, eight yellow, nine red, nine reds, "". Gold jewelry with other metals can be recognized from color.
(3) ear listening: Listen to sound to distinguish ingredients. Falling the jewelry from the height of naturally, if the sound of "tab" is made, and there is no rhyme and elasticity, it is gold with higher purity. If the sound of sinking rhyme has a long elasticity, it means that it is not high, and the jewelry contains more metals.
(4) Hand: It is more weight with your hand. The proportion of gold is 19.3, which is much higher than metal such as silver, copper, and tin. Through a relatively heavy weight, you can identify whether it is faked in other metal gold jewelry, because gold of the same volume is much heavier than silver, copper, aluminum, etc.
(5) Teeth biting method: Gold hardness, relatively soft, bite with teeth, there will be traces. Other imitation gold does not have this characteristic, and the higher the color of the gold, the softer.
best wholesale costume jewelry 1. Observation identification method. Gold is "seven greens, eight yellows, nine purple ten red". It means that the blue gold contains 70%, the yellow contains 80%, the purple is 90%gold, and the red is almost 100%gold.
2. Sound identification method. Let the jewelry fall into the hard place, the sound is dull, and the explanation is good; the sound is crisp and the color difference is different.
3. Bend identification method. Twitte -folding utensils, the real gold is soft, easy to bend and not easy to break.
4. With a hard needle tip on the surface of the real gold, there are obvious traces, and the false traces are blurred.
5. Gold is the largest proportion of the material, and its proportion is 19:37. Bonard and red copper of the same weight are much larger than the same weight gold and red gold. You can know.
6. Fire burning identification method. True gold jewelry can not change color with fire, but it is not resistant to fake. After burning, it will turn dark brown, and it will lose light.
gold plated jewelry wholesale in nepal If you take vinegar, put the necklace in, and there is a bubble that is fake.