Make Your Own Reusable Casting Molds with this Putty Recipe
This easy-to-follow molding putty recipe is a great place to start casting your own molds.
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molds
How-To: Make Your Own Molds for Resin
Create your own custom jewelry and decor pieces with this tutorial for making your own molds for resin!
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Mold-Making for Edible Creations
Not all casting media are food-safe, which is why you need to take extra care in choosing your mold-making resin if the treats you make are intended to be gobbled up by others.
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Heart mold from homebrew silicone
Greg comments on his difficulties with the stiff consistency of the cornstarch / caulk mixture, which seems like a germane time to mention a comment on last night’s Oogoo post from W. Aaron Waychoff, who claims to have had success using glycerine as an additive instead of cornstarch. [Thanks, Greg, and Aaron!]
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How-To: Make cheap castable silicone from caulk
Turns out, though, that mixing in some cornstarch accelerates the drying process; just how much depends on how much starch you add. The author recommends starting with a 1:1 mix. I’m not sure about his explanation that the process works because the hygroscopic starch carries moisture into the internal volume of the silicone, but in any case there are probably other additives that will accelerate the process as well as or better than cornstarch. You might even find one that’s not opaque and allows for translucent castings.
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Choosing a silicone for casting soft buttons
MAKE pal Steve Cooley, who manufactures the Beatseqr hardware performance controller, has posted the lab notes from his recent experiments with various silicone products for casting monolithic soft button arrays. I love it when people do this–the steps and missteps that happen along the way are often as interesting, and as helpful, as the finished product.
Continue ReadingHow-To: Make a Silicone Mold
Instructables user Jenn Nelson is blowing my mind with this amazing mold making tutorial. I am swimming in the possibilities! She writes: A hard shelled mold with a squishy interior that captures and works well with undercuts. Capture the finest details from any object you wish to replicate with this sturdy mold process. Silicone is […]
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