Gold Refinery Services in Kolkata
For thousands of years, Gold has been a fascinating object for mankind and has always represented the very best in beauty, wealth, and everlasting value. Now, Om Assay Centre will provide you with an overview of what every consumer or dealer should know about gold refinery services in Kolkata, so that you can be a knowledgeable buyer or seller.
What is Gold Purity?
At first, gold purity is an indicator of its highest quality or a precise measure of the number of karats in an object. The measurement system uses percentages as opposed to the traditional way of measuring with a karat designation.
Based on the purity of the gold (24k Gold-Pure, 99% gold)/alloys,(soft, scratch-prone) like (Copper- Silver- Zinc) with metals to create strong components and hardness. Gold purity can be expressed in (Karats-degree). For example, 24K (100% Pure Gold); 22K, 91.67%; 18K, 75%; 14K, 58.33%, and 10K, 41.67%. In addition to gold purity expressed via Fineness.
Refining Process Explained
Gold refinery services in Kolkata take raw gold ore or scrap, and process it through the following steps to arrive at pure metal:
- Crushing and Milling: Ore is crushed into powder form.
- Chemical Leaching: The gold is dissolved using either cyanide or aqua regia.
- Precipitation: The dissolved gold is separated by either using zinc or electrolysis.
Today’s modern/refining facilities produce ultra-high purity gold products and recycle 30% of the world’s supply of gold through these processes.
Testing Purity Methods
To test the purity of your item, there are gold refinery services in Kolkata available to you. You may choose to test your item in anything from home to professional environments.
- Acid Testing: To see what colour it turns when you add nitric acid, you can determine purity.
- Electronic testers: Electronic testers can test the conductivity of an object without causing any damage.
- XRF Spectrometry: X-ray fluorescence (XRF) provides accurate test results about the exact makeup of gold, silver, copper, etc.
- Density Testing: The density test compares the weight of an object in water vs. how much it weighs in the air to determine its density (pure gold has a density of 19.32 g/cm3).
Using an accredited laboratory will provide more precise results.
Maintaining Post-Refining Purity
When cleaning your gold, be gentle and use a soft cloth or microfiber along with some mild soap for cleaning purposes. When storing gold bars, be sure to place them inside an inert capsule, as this will help prevent any chemical or atmospheric issues from affecting their stability.
Also, inspect your gold regularly to prevent the possibility of tarnishing due to chemical reactions with alloyed metals. If you have any high-quality gold items (i.e., gold coins) or need to keep track of their market value, it is always advisable to get help from a gold testing centre in Kolkata and know the market premium for the purity of the gold you have.
Why Choose Gold Refinery Services in Kolkata?
Gold refinery can provide an exclusive guarantee of purity up to 9/10 every single refining cycle with its certified refining process.
- Free testing via XRF as well as a 24 to 48-hour turnaround time for scrap gold.
- Free shipping to all countries, fully insured with trackable delivery.
- Dedicated account managers will be available for all customers to help them know exactly what they will get in terms of purity.
Final Words
Overall, gold refinery services in Kolkata are what give gold its true value. And knowing how to protect your investment in the gold market begins with knowing your gold purity. With the information that you discover about gold purity, you can now confidently enter the gold market. Contact Om Assay Centre to learn more about purchasing or refinancing your pure gold!
