![]() Casting PlasterMany plasters are available for casting, you can even use the inexpensive local plaster you find in any hardware store. I used ALG-390 from Special Effect Supply Corporation, which is a 3 minute set alginate. It dries and shrinks over time, so it's not suitable for more than a few castings. Captures impressive detail, while being flexible enough to prevent entrapment of the hand. Materials AlginateThis molding compound forms a rubbery elastomer within minutes of mixing with water. This is a Mother's day present I can really sink my hands into! I decided I would try this out for mother's day - if I make four molds, one for each child, then make three castings from each mold I would have enough for a complete set of four for their mother and each grandmother. Since that time I've wanted to do it for my children, but for various reasons never did so. My coworker didn't pay to have his hand cast, but instead did a little research online, and for Christmas obtained all the materials and did casts for all his nieces and nephews. After a few minutes, they would wriggle their hands free, and the operator of the booth would pour a plaster compound into the mold, and have the customer return in 30 minutes for the finished piece. A smaller container was used for children's hands. ![]() The operator would, for a nominal fee, mix a container of goop into which the customer would insert their hand, or occasionally couples would insert their clasped hand. One of the engineers I work with was fascinated by a hand casting booth at the 2005 Ann Arbor Art Fairs. ![]()
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