How quicklime used in mining industry

Quicklime powder is a crucial component in various mining operations due to its ability to chemically react with water, resulting in a highly exothermic reaction. Also known as calcium oxide (CaO), quicklime plays a vital role in the process of extracting minerals from ore deposits. 

Quicklime (CaO-Calcium Oxide) – SHC Group

Chemical reagent:

Quicklime, also known as calcium oxide, plays a crucial role in the mining industry due to its various properties and applications. Firstly, we use quicklime commonly in mining as a chemical reagent in the recovery of gold and silver. This process, known as the leaching process to dissolve the precious metals from the ore. Quicklime is then added to the solution to adjust its pH level and enhance the efficiency of the extraction. Moreover, people use CaO for the utilization in the treatment, a common environmental issue in mining operations. When water interacts with sulfide minerals present in mine waste or underground workings, it can produce a highly acidic solution. The process added calcium oxide to neutralize the acidity and raise the pH, leading to the precipitation of heavy metals and the restoration of water quality.

Quicklime for Gold Mining Process

Control and prevention of mine fires and explosions:

Another significant application of quicklime in mining is the control and prevention of mine fires and explosions. Underground coal mines can experience spontaneous combustion due to the oxidation of coal, resulting in the release of toxic gases and the potential for explosions. Quicklime is utilized in various ways to potentially eliminate or reduce such risks. People use quicklime to spread over the coal face to absorb moisture, which hinders the oxidation process. This slurry acts as a moisture barrier and greatly reduces the chances of spontaneous combustion.
In conclusion, quicklime is an essential chemical compound used in the mining industry due to its various applications and properties. From its role in gold and silver extraction through the cyanide leaching process to its use in neutralizing acidic mine drainage, quicklime provides valuable assistance in ensuring efficient and safe mining operations. Additionally, its ability to control moisture and prevent the spontaneous combustion of coal helps maintain a secure environment underground. Overall, burnt lime’s versatility and effectiveness make it an indispensable resource for the mining industry.

Final:

At TECHMICOM, we are eager to provide you with highest quality of calcium oxide for your industrial purposes, especially for mining procession. We are the leading supplier of quicklime to various markets such as Philippines, Bangladesh, Korea, Japan, Australia, etc. Should you have any requirements, please feel free to contact us.

Contact us for competitive quotation:

VIET NAM TECHNOLOGY MINERALS JSC – SHC GROUP

Mr. Leon Vu – International Sales Manager
WhatsApp: +84 936 306 698
Email: export5@shcgroup.vn