Gold Refining Process

If you will look at the industry for gold refining, then you can find that it’s a huge one. This industry is also a dynamic and here, different chemical processes are implemented in order to perform gold refining like work. However, this industry is not restricted only to gold refining process, rather it is also the right venue for the traders, buyers and sellers to interact and get the right gold items in the right price.

gold refinery nycAs far as the gold refining process is concerned, this is a complicated one. Not only the well equipped gold-refineries are required, but also experience gold refiners needs to be involved for the whole process to accomplish this potentially dangerous work for refining the gold. There are also services involved in this work that employ different methods for recovering the metal and can refine the scrap gold in order to reuse it. for a scrap gold-refiner, there are a few process which can be followed.

For scrap gold refining, cupellation is the ancient process that is still in use. Through this process gold is refined to achieve its elemental stage. During this process lead can be added for the unrefined metal and this mixture can be heated till 183 degree F to 2010 degree F. due to such heat, lead and other base metals will oxidized and gold-silver bullion will remain. Assaying is another process that can be implemented for gold refining. Through this process the purity of gold is determined. As per this process the sample of scrap gold will be taken to the lab where this will be tested to determine the gold content. When leaching process is completed, gold is then collected from the solution & on activated carbon. Then it is loaded in the vessel & gold is stripped chemically from carbon. Making use of the chemical substitution named electrolytic process, gold is been precipitated from solution as well as is finally in the pure form. Such pure gold is melted in bars named “dore” bars, which have 90% of gold. The bars are sent to the precious refiners for more refining till bars of the gold are 99.9% pure gold.

So, there are 2 main techniques for refining the gold: Wohlwill process & Miller process. Just after refining, the bars then can be kept & used in the financial dealings and melted down or used in many other applications such as jewelry, coins, watches, medicine, dentistry, industry as well as other applications. Keep in mind, it is of not any use allowing old and unused jewelry or else precious products rot in the house. This is totally unsafe having the large amounts of the gold, adding to thousands of dollars, which are just lying in the drawer. Lots of people have their gold lost or stolen for a reason they failed to keep it in the secure place. All your valuables can attract thieves and in case, they go out dated, you can send it for the gold refining.

How Gold Refining Works

Gold refining is the final stage associated with gold production. At this stage, the most important work is accomplished to get the pure gold. At this stage, all the impurities in gold are refined and eliminated that are remained after smelting. Gold refining companies can receive the scrap gold, gold bars and the re-liquefied metal and that goes straight into the furnace. Once the metal will reach the furnace it will melt and workers will be there to add borax as well as soda to this. Once these two elements will be added, the pure gold will be segregated from the impurities. And once this is achieved, the sample will be dispatched for the lab test in order to measure the percentage of gold. Well, on most of the occasion, it will come around 99.9% gold. Workers will be there to cast this precious metal during the refining process.

After this the use of the gold will be taken into consideration for the further process. It’s the pure form of gold that usually stays soft. Due to this reason some other metals can be added for it in order to make it a perfect one for the jewelry making process. Due to this type of addition, gold can generate an alloy form. Goldsmiths can even use the colors in order to designate different types of gold alloys like white gold can be formed while adding nickel, palladium or silver for gold. Similarly, pink or red gold can be achieved while adding copper with gold.

Longevity in Business: There are the refiners who exist strictly due to current market. You just have to deal with the service, which is in the business through all ups & downs as well as has earned the longevity in the competitive business by hard work, the extensive knowledge as well as integrity.

Watch Process from Beginning to End: There must be not any secrets in gold refining procedure. The good company may allow you accompany the materials as well as watch them to turn from the gold in cash for you!

Range of Payment Choices: These are hard times, and everybody has the different system to keep the eye on bottom lines. You can insist on to go with the company that gives various payment systems that is check, cash, bullion, wire transfer, or exchange of the products that can give you flexibility for doing business the way. There are the distinct differences in many of services, the customer attention as well as other factors while you are selecting among of the gold refiners. It is totally worth to take your own time doing a bit of research as well as compare among the possible candidates. With price for the precious metal getting through roof thanks to uncertainties in world economy today, it is important to select the correct gold refiners for helping you to maximize the investment.

Precious Metals Refining

Precious metals refining is a process, which refers to separation of valuable metals from the fine metal. These types of materials are chemically known as scrap or ores as per the material types. It can be used to boost the demand of specific material and purity as well. In this regard, silver and gold is considering as the most valuable metals, which are also playing a most important role in the economical growth of any nation or country. So, the demand of these refining process are considering as most essential ways for metal smiths as well as alchemists. However, it is always important to keep the main material value and percentage while refining these sorts of precious material because it can decrease or reduce the value of these materials. Due to these reasons, professional are using commercial process or multistep process to keep actual value of these materials.

Firstly, professionals are collecting sample to know about the key source of specific material. In this regard, geologists measure the percentage of valuable metal in collected scrap to conform about total amounts in specific regions to start research programs.  After getting the sample, professionals are using the best sampling process such as: incineration, screening, milling, as well as smelting like steps to pick the real metal. It is also offering better conformation to the research team about the amount of the required metals. This process is also used to remove unwanted dusts and materials from the actual metal. Finally, these materials are used in the computerize process to know about the value and amount of required metal in the refining of precious metals. The precious metal recovery can be carried out by the metal refining companies that will then supply the environmentally friendly silver, gold or other metal refining services. And they specialize in recovery of the:

  • Silver
  • Rhodium
  • Gold
  • Iridium
  • Platinum

Lots of such metals are been reclaimed from the products, like scrap components; for instance:

  • Wires and Tubes
  • Printed circuit boards
  • Sludges and Filter Cakes
  • Dishoarded Bars
  • Ashes and Solutions

Lots of precious & non ferrous metals are been extracted by using various techniques, and will involve use of the chemical processes that are created specifically. They are made for the economical and the eco friendly purposes, and maximize the gold & silver yield. There are a few refiners that specialize in refining different kinds of the precious metals from different concentrates, like filter and sludges cakes, since these will have various precious metals. The refining & reclaiming services are used in various industries that includes jewellery, aerospace, semiconductor, medical, and printed board industries. Some other services given by the refiners will at times include, decreasing precious metal in assaying bars that will get evaluated. It is attained by making use of the thermal procedures. The metal refining abilities will include melting & thermal reduction by incineration.