Use new or recycled sand as the base material, adding binders (such as clay, resin, etc.) and curing agents in specific proportions. For example, in resin sand processes, recycled sand requires 1-2% ...

Chemically bonded and green sand cores and molds (coated or uncoated) are a key part of metal casting technology. Their behavior, when contacting molten metal during casting, is of crucial importance ...

Sand-casting metal parts is a technique that has been around for a very long time, but it can be educational to see the process from start to finish. That’s exactly what [Frederico] shows us with his ...

CLACKAMAS -- It was 1997, and Art Schweizer faced a big decision. Schweizer had spent 20 years with Cominco American running gold, lead and zinc mines and had landed in Riddle, in southern Oregon, ...

Foundry sand waste, a by-product generated in large volumes by metal casting industries in the country will no more be labelled as pollutants but will turn into an eco-f­riendly and cost effective ...