Category Archives: johnson’s wax

Reverse Engineering Bottle Threads for Fun and Profit

Recently, one of [Eric]’s clients asked him to design a bottle. Simple enough for a product designer, except that the client needed it to thread into a specific type of cap. And no, they don’t know the specs.

But that’s no problem, thought [Eric] as he turned on the exhaust fan and reached for the secret ingredient that would make casting the negative image of the threads a breeze. He mixed up the foul-smelling body filler with the requisite hardener and some lovely cyan toner powder and packed it into the cap with a tongue depressor. Then he capped off …read more

Continue reading

Posted in how-to, johnson's wax, reverse engineering, thread | Leave a comment