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Characterization of Foundry Waste Sand Streams for Recycling Applications in Construction Industry
The local South African foundry industry discharges large volumes of waste sand each year, with estimates for silica and chromite sands of 250,000 and 25,000 tons, respectively. As a developingExpand
Characterisation of South African Waste Foundry Moulding Sand: Metallic Contaminents
Waste foundry sands are invariably contaminated to some extent during the manufacturing of cast alloys. As such the sand is regarded as a hazardous material that requires exceptional precautions forExpand