Posted by Robert Oblon on November 24, 1998 at 12:18:58:

In Reply to: direct displacement sand casting posted by bill wolff on November 23, 1998 at 18:44:35:

Bill!

I forgot to mention that your styrofoam pattern can be coated with wax. Since the foam itself is going to gas, the wax will also yet you can create a vraied surface texture for you casting...

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