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Articles, tagged with "casters", page 2

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Casting Sand, Green Sand, and Metal Casting Information

08th May 2008
Green Sand: Green sand is also called as foundry sand or molding sand. This is utilized for sand casting. When this sand is oiled or moistened, it has a tendency to pack well and retain the shape. Green sand is a mix of pulverized coal, water, bentonite c... Read >
Author: Kent Klein

The Inventor OF Wheeled Luggage

21st March 2006
Leave it to a pilot to come up with this idea! After years of dragging, carrying, and lugging bags all over the place Bob Plath. In 1989 Bob Plath said that wheels on the luggage would eliminate the need to lug all those bags and ease the strain on the ba... Read >
Author: Jerry Smith
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