Mold Making and Casting: Difference between revisions
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Revision as of 16:34, 15 April 2024
Resources
Local Services
- Reynolds, Silicone and More, Retail:
- Reynolds is national, with a retail store in Tempe, just North of the 202, off McClintock
- https://www.reynoldsam.com/location/phoenix/
Tutorials
- British Man makes Silicone Molds for Pewter Models
- 1) Mold Making: https://www.youtube.com/watch?v=h_QD1ff3wJk
- 2) Casting: https://www.youtube.com/watch?v=7atJo0iA5W4
- Ex Disney Guy Casting Urethane Resin in Silicone
- Playlist: https://www.youtube.com/playlist?list=PLIy8UDigJ_ynP97e0sMtbKmRuBrCff1Ql
- Same Guy, Doing Low-Temp Metal: https://www.youtube.com/watch?v=wRU-IlIBPKY
- Casting a mechanical part in low-temperature bismuth-tin:
- Lost Styrofoam
- Electroplating
- https://www.youtube.com/watch?v=G-PtnwtOR24
- I haven't tried this on bismuth tin yet.
- Desktop Injection Molder
- Resin Printing for Beginners
Materials
- High Temperature 3D Printer Resin (for directly printing molds)
- 250C, $2.15/oz: https://www.amazon.com/dp/B08V8T9NZL
- 180C, $1.15/oz: https://www.amazon.com/dp/B08GJTGPYQ
- Eutectic Bismuth Tin
- 58% Bi 42% Sn by weight
- 138C melting point (280F)
- 150C / 300F casting
- Tin (Sn) 232C / 450F
- Bismuth (Bi) 272C / 521F
- Heat Stable Silicone Mold Release
- Cheaper Tin and Bismuth (free shipping over $150):
