The picture below is of one of the molds used in the injection molding machine in the Iwako factory. These molds are for the head of the dog eraser and pictured is the back part of the dog´s head. The other half of the mold, which you can see only a small part of on the left hand side, is clamped down to it´s mate. That out of view mold, has the front half of the dog´s head. In between the copper colored dog head molds are the channels which the molten compound flows into each individual mold.
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