ApplicationBlasting Cabinet Applications, Fabrication Yards, Industrial, Sandblasting, Tank Farms
Packaging TypePlastic Bags
StandardSolid
Abrasive Grain Sizes0.2-3.0 Mm
Packaging Size25-50Kg
Supply Capacity1000 Tons/Day
Number Of FlowerSandblasting
Country of OriginIndia
Place of OriginGujarat, Tail Nadu
IntroductionCopper slag is an industrial by-product generated during the smelting and refining of copper. It is the residue left after the extraction of copper from copper ores. This material has gained prominence for its versatile applications in various industries, owing to its physical, chemical, and mechanical properties. Copper slag is commonly recognized as an environmentally friendly and cost-effective material with significant potential for reuse in construction, abrasive, and metallurgical applications.
Formation of Copper SlagCopper slag is formed during the pyrometallurgical process of copper production. In this process, copper concentrate, typically in the form of chalcopyrite (CuFeS₂), is heated in a furnace along with fluxing agents such as silica (SiO₂) to separate the desired metal from impurities. During smelting, the molten copper sinks to the bottom of the furnace, while lighter impurities, combined with flux, form a glassy, molten slag that floats on top. Once cooled and solidified, this slag becomes the material referred to as copper slag.
The composition and properties of copper slag depend on several factors, including the type of ore, the smelting process, and the cooling method used. Typically, copper slag contains 25-45% iron oxide (Fe₂O₃), 30-40% silica (SiO₂), and trace amounts of other oxides such as aluminum, calcium, and magnesium.
Properties of Copper SlagCopper slag possesses unique physical and chemical properties that make it suitable for a wide range of applications:
Physical Properties:
Density: Copper slag has a high density, ranging from 3.5 to 4.0 g/cm³.
Hardness: It exhibits a hardness of 6 to 7 on the Mohs scale, making it suitable for abrasive applications.
Particle Shape: Depending on the cooling method, the particles can be angular (granulated slag) or amorphous (air-cooled slag).
Color: It is typically dark brown or black due to its iron oxide content.
Chemical Properties:
Silica Content: The high silica content contributes to its inert and stable nature.
Iron Content: The presence of iron oxide enhances its strength and makes it magnetic to a certain degree.
Low Leachability: Copper slag is chemically stable and shows minimal leachability, making it safe for use in environmental applications.
Thermal Properties:
Copper slag is resistant to high temperatures, making it an excellent refractory material.
Advantages of Using Copper Slag
Copper slag offers numerous advantages that make it a preferred choice in industrial and construction applications:
Cost-Effectiveness: As a by-product, it is relatively inexpensive compared to natural resources like sand and gravel.
Eco-Friendly: Reusing copper slag reduces the demand for natural resources and minimizes waste in landfills.
High Performance: It enhances the mechanical properties of materials like concrete and asphalt.
Durability: Its high strength and resistance to abrasion ensure long-lasting performance in various applications.
Sustainability: The utilization of copper slag aligns with sustainable practices by promoting recycling and waste reduction.
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