Steel shot finds widespread application across industries for tasks like surface preparation and cleaning, due to its effective abrasive properties. However, the use of steel shot raises concerns about environmental impact and safe disposal.
The environmental impact of steel shot stems from its production process and disposal. Cast steel shot production involves energy-intensive methods like mining, smelting, and refining, leading to greenhouse gas emissions.
To minimize these impacts, adopting proper disposal methods is crucial:
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- Recycling: Recycling steel shot reduces waste, saves energy, and conserves resources. This can be done on-site or through specialized recycling facilities like Wisdom Environmental. Spent steel shot is often cleaned, sorted by size, and reused. Spent steel shot dust can be used as an ingredient in the manufacturing of new products like Wisdom SteelCrete, contributing to the circular economy. If you are interested in steel shot and shot dust recycling, click here to speak with a Wisdom solutions engineer.
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- Landfilling: If recycling isn’t feasible, steel shot can sometimes be disposed of in landfills if it is free from contaminants. However, in recent years, this has become more difficult and expensive. While steel shot dust itself is not flammable, if it is mixed with other combustible materials in a landfill and the conditions are right (such as sufficient oxygen supply, heat source, and presence of other flammable substances), there could be a risk of combustion or fires. Landfills require TCLP analytical and profiles for each waste stream to show that the materials are non-hazardous.
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- Incineration: While less eco-friendly and more expensive, incineration at high temperatures is an option for disposal.
In promoting sustainability, using recycled steel shot significantly reduces environmental impact by requiring less energy and resources compared to new production methods. Wisdom Environmental recycles both spent steel shot and steel shot dust, turning those waste streams into quality recycled steel shot for sale and SteelCrete pre-cast concrete products.
