How to Create Molds for Small, Tricky Parts, Part 2

Last week in Part 1, industrial designer Eric Strebel showed you how to create the stack-ups for molds for some small action figures. That part was relatively straightforward, but to create the actual molds, some ingenuity is required as the original parts have undercuts. In an effort to get clean parting lines, Strebel shows you his clay fill-in technique.

It’s painstaking work, but worth the time if you want to get the most out of the molds:

Source: core77