hollow molds

Amaze Balls: Casting Hollow Spheres in a Mold

Amaze Balls: Casting Hollow Spheres in a Mold

This is a tutorial on how to make a silicone mold of a hollow, spherical form. It is part of a larger project, so I hope the reader will enjoy some background information to put it in context. Project Background I became interested in artificial reef technology a few years ago when I met Christopher Lim, […]

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