Casting tires in white eraser rubber

IMG_2874http://www.boxford-software.com/resources/schooleraser.html

The site above shows making seahorse erasers, but the same method would make some great tires.

Their method uses laser cutter to make the MDF mold shown above. MDF goes into aluminum block that has a cavity the same size of the outer MDF edge. Injection molding the plastic completes the process.

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