Becoming Greener with Green Sand: An Iron Castings Company Devises an Environmentally Friendly Liner System Reusing Foundry Byproduct

by Jonathan Finn Hotstream, P.E., (M.ASCE), Senior Geotechnical Engineer/Geologist; TRC, Madison, WI,,
Douglas R. Genthe, P.G., (M.ASCE), Managing Principal; TRC, Madison, WI,,
, P.E.

Serial Information: Geo-Strata —Geo Institute of ASCE, 2015, Vol. 19, Issue 6, Pg. 64-68

Document Type: Feature article


Metalcasting is one of the oldest methods of recycling�humans have a few millennia worth of experience with the technique�but today's industry still battles public preconceptions about dirt, grime, and pollution. A recent project from one of the world's largest producers of iron castings highlights efforts from metalcasters to further contribute to the sustainability of the supply chain. Waupaca Foundry Inc. (WFI), of Waupaca, WI, operates six facilities in Wisconsin, Indiana, and Tennessee. WFI uses a green sand casting process to produce metal castings for the automotive, construction, and agriculture industries.

Subject Headings: Sustainable development | Recycling | Iron compounds | Supply chain management | Soil pollution | Sandy soils | Sand (material)


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