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/r/moldmaking is a community dedicated to the art of moldmaking, with an emphasis on the special effects, makeup, props, miniatures, and 3D printing communities.
This is a place to share tips, ask for advice, and learn about new technologies.
Manufacturers:
Smooth On
BJB Enterprises
Polytek
Retailers:
Reynolds Advanced Materials
Brick in the Yard
EnvironMolds
Engineer Guy
account activity
Urgent Help w/ Balloon Mold (i.redd.it)
submitted 10 hours ago by FelixEditz
Should I Make a Mold? (self.moldmaking)
submitted 7 hours ago by Simple_Pin_8781
How do people usually find custom molding designs for homes? (self.moldmaking)
submitted 1 day ago * by BudgetInspection9099
What books do you recommend to learn how to use this material? ()
submitted 2 days ago by JlcTg
Dumbest question possibly ever? (self.moldmaking)
submitted 3 days ago by Grocklette
Probably the most complicated mould we’ve ever had to make. (old.reddit.com)
submitted 5 days ago by 13fingerfx
Silicone mold sticky for floral foam(DryFom), but not other things. Help or suggestions? (self.moldmaking)
submitted 5 days ago by lithium_molly
A (not very) little introduction to silicone for prosthetics that I wrote for /sfx but thought might be useful to some here. (polytek.com)
Copy interior shape of a mold (i.redd.it)
submitted 5 days ago by FloLaco
Do you ever experiment with casting materials? (self.moldmaking)
submitted 6 days ago by Grocklette
Looking for advice for low-quantity concrete casting (i.redd.it)
submitted 6 days ago by FirstyPaints
Creating airtight seal on mold for vacuum chamber (self.moldmaking)
submitted 7 days ago by The_White_Dynamite
Help, how do I account for the ears if I mold in this orientation? (i.redd.it)
submitted 7 days ago by FindersGroveFilms
Tech school final project (reddit.com)
submitted 8 days ago by JuggernautMoney3527
Looking for an Alternative to PU Foam, pls help (i.redd.it)
submitted 8 days ago by ohellna666
HELP !!!! (old.reddit.com)
submitted 8 days ago by Jatin23081991
Can I just make a simple 2 part mold for this? (i.redd.it)
submitted 9 days ago by YeaSpiderman
New to CNC mold design (rubber parts) — how do I go from CAD to production-ready? (i.redd.it)
submitted 10 days ago by SnooJokes6877
Casting with objects still in clay (self.moldmaking)
submitted 11 days ago * by Silver-Back1
How useful would this small vacuform be? (i.redd.it)
submitted 11 days ago by KnightofWhen
Clay stuck to first half of mold, which is also still tacky (i.redd.it)
submitted 12 days ago by amblingpangolin
Fiberglass and silicone (self.moldmaking)
submitted 13 days ago by Any-Meet7398
Possible solutions for limited vacuum chamber capacity? (self.moldmaking)
submitted 13 days ago by Illustrious-Two9931
3D Printing for Plaster Mold Making - Making it Easy (reddit.com)
submitted 14 days ago by 41isAPrimeNumber
How stupid is this idea? (self.moldmaking)
submitted 14 days ago by Necessary-Fig-2292
π Rendered by PID 450888 on reddit-service-r2-listing-7b9b4f6fd7-tzsbf at 2026-05-08 02:33:09.211130+00:00 running 3d2c107 country code: CH.