
Product Description:
Bone Char – Product Introduction
Bone Char is a black, porous, carbon-rich material produced by the pyrolysis of animal bones under low-oxygen conditions. It consists primarily of calcium phosphate (Ca5(PO4)3OH) and amorphous carbon, giving it a unique combination of adsorptive capacity and chemical stability.
Chemical Composition:
Calcium Phosphate (Ca5(PO4)3OH): ~70-80%
Carbon (Fixed Carbon): ~10-15%
Other Components: Trace minerals and moisture
Bone Black, also known as Bone Char, is a porous, carbon-rich material derived from animal bones through controlled carbonization. In metal purification, Bone Black serves as an effective filtration and decolorizing agent. Its unique porous structure allows it to adsorb impurities, heavy metals, and organic residues from various metal solutions. It is especially useful in the refining of precious metals like gold and silver, where it helps remove phosphorus, lead, and other unwanted elements. Due to its high surface area and chemical stability, Bone Black enhances purity levels without introducing harmful substances. Its eco-friendly and cost-effective nature makes it a valuable tool in sustainable metallurgy and metal recovery processes.
One of the main advantages of using bone black for metal purification is its ability to absorb contaminants such as sulfur, phosphorus, and other trace elements that can compromise the quality of the metal. This makes it an essential tool for industries that rely on high-quality metals for their operations, such as the automotive, aerospace, and construction sectors.
In addition to its purifying properties, bone black also has a low environmental impact compared to other purification methods. Since it is a naturally occurring material, it does not produce any harmful byproducts or chemicals during the purification process, making it a sustainable and eco-friendly option for businesses looking to reduce their environmental footprint.
Another benefit of using bone black for metal purification is its cost-effectiveness. Compared to other purification methods, bone black is relatively inexpensive and readily available, making it a cost-effective solution for businesses looking to improve the quality of their metals without breaking the bank.
When using bone black for metal purification, it is important to follow proper procedures to ensure the best results. This includes pre-treating the bone black to remove any contaminants before use, as well as monitoring the purification process to ensure that all impurities are effectively removed from the metal.

Overall, bone black is a valuable tool for businesses looking to enhance the quality of their metals through effective and environmentally friendly purification methods. By harnessing the power of this natural material, industries can achieve higher-quality metals that meet the strict standards of today’s demanding market. So next time you’re in need of metal purification, consider using bone black for a cost-effective, eco-friendly solution.

Package and Storage:
Packing: 25kg or 50kg woven bags, or as required
Storage: Store in a cool, dry place away from moisture and pests
Shelf Life: 2 years



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