Posted by Steve | Posted in Casting | Posted on 17-03-2010
Tags: Casting, jewelry, lost wax casting tools, silver, tools, wax

How can one smooth the surface of a wax model for casting?
I model small sculptures for lost-wax casting in bronze, using soldering irons, dental tools, etc. These can leave small surface “trickles” or blemishes where I want smooth surfaces to represent skin.
There are actually two was to smooth the surface of waz before making either ceramic or sand cast molds. Either use a hand propane tore and just quickly skim the surface until the wax becomes even on the surface (ONLY DO SMALL AREAS AT A TIME SO THE WHOLE PIECE DOESN”T GET OVERHEATED AND TOTALLY FLOPS) also you could use paint thiner and a chamois cloth if it is a very fine fix to the wax. And once its smooth spray with alcohol so it stops the reaction of the paint thinner
Lost Wax Casting Step 9 of 9 Finishing and Polishing
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Lost-Wax Casting: Old, New, and Inexpensive Methods $22.95 This book, by Dr. Fred R. Sias, is a basic introduction to lost-wax casting with emphasis on jewelry making. Designed to be used both as a textbook and as a reference book, it is directed primarily towards beginners. However, the experienced caster will find some useful ideas and new techniques. Heavy emphasis is placed upon understanding why things are done in a particular way, rather than simply… |
