I have 18 grams and 24K gold. I want to make a necklace or ring. I did n’t get a lot of losses. 18.5 grams was very depressed. I do n’t know if it ’s a real land. It feels good to lose 80 yuan with a handling fee! Excuse me, understand people
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There are some losses in the gold jewelry processing union. The normal loss of 24K gold is 1%, K gold and platinum normal loss is 20%, and the normal losses of handmade gold jewelry are 20%. If the losses of the citizen's gold decoration are within the standard, the processing point will not be responsible.
The main production process of gold jewelry:
1 1. Moisturizing: use the golden olive flames to burn the golden 坩埚 (high temperature resistance) gold, so that it is melted into raw materials suitable for processing jewelry. (Equipment and facilities: acetylene, quartz 坩埚)
2. Installation: Use high or medium Zhoubo centrifugal casting machine to melt the golden ingredients and then pour into the plaster mold and cast the blank parts. (Equipment and facilities: Midtobero centrifugal casting machine, gypsum mold)
3. Modeling: Use auxiliary tools such as ring iron, pit iron and other auxiliary tools to weld, cricate, and hammer the casting to repair the deformation and rough surface during the casting process. Essence (Equipment and facilities: ring iron, pit iron, fire grabbing, 锉, hammer)
4. Polishing: Use a magnetic polishing machine or a drum polishing machine to produce the surface of the blank surface. (Equipment facilities: magnetic polishing machine, drum polishing machine)
5. Pressing light: Use agate knife to contact the gold surface and press the motorcycle to make the surface of the workpiece shine. (Equipment facilities: Agate knife)
. Vehicle flowers: The car flower machine with a diamond car knife is carved on the surface of the product. (Equipment and facilities: Diamond car knife, car flower machine)
7. Testing: Quality inspectors conduct quality inspection of the jewelry.
The cause and link of gold jewelry
⑴ Gold melting gold causes loss (high temperature, long time, and more gold oxidation volatilization).
⑵ The inverted mold oxidation loss during the casting process.
n 修 修, correction of the loss caused by the shape and other processes.
The loss of losses for slightly crushed particles when the car is flowers.
AU999's gold fuse and inverted film will not be consumed. To be precise, it can be ignored. The 999 is very soft, usually to make an open ring. This pure gold production should not be consumed, the craftsmanship is not good to consume, or deliberately consumes it. Speaking of all kinds of jewelry has a wide range of jewelry, for the hardness needs, it is generally made 18K. You have to take 999 pure gold to make 18K jewelry. This production process is very chaotic. It is the first step of deduction, followed by making polished polishing and then deduction. This kind of certificate is like your home's door lock, comforting yourself. Why do you only accept your own gold in the industry, because your own standards are unified, and you know what proportion to collect, which is more troublesome. Privately accept anyone who is in order to benefit. As long as it is more troublesome to find yourself, there are their own testing standards. Generally, the purity is received according to the measurement of their own measurements. point. With the improvement of technology and the popularization of metallurgical knowledge, many big -name gold shops have collected fake gold in recent years, not to mention ordinary consumers. Those who have no eye power and golden knowledge to go to the brand silver building to buy it. If the shape is simple, DIY is also a good choice.
Pay content for time limit to check for freenAnswer the gold jewelry processing union some losses, 24K gold normal loss of 1%, K gold and platinum normal loss 20%, and normal losses of handmade gold jewelry 20%. If the losses of the citizen's gold decoration are within the standard, the processing point will not be responsible.nGenerally, the loss is generally about 0.0:00, and the loss is not too large. For example, one gram of gold is 370 yuan.
It's normal now. The reason is that the current gold itself is not particularly pure. Our gold jewelry is bought in the vegetables. We do n’t want other places, but it is obviously comparable. My mother ’s original old chain is very small. I am very small. I am very small. I am very small. The new chain is going, and the loss is larger than my mother.
I I don’t know where you are, where you bought it, they told you that 16 grams will be finished. In fact, they are getting rich for themselves. Find them in trouble. Generally, gold decorations can be done on the spot. It is not so complicated. You can monitor the whole process.
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,
is the way that ·
The original necklace 15 grams to become more than 12 o'clock ·
Normal loss ·
is actually washing off part of the gold when washing the gold ·
is washing off the store.
Now you can also go to a large shopping mall to change ·
. My I think it is very convenient.
is the same number of grams.
is definitely better than playing