Wow, this stuff looks pretty cool: http://www.sculpt.com/catalog_98/CastingMaterials/HydroShrink.htm
You make your master with this stuff and it shrinks to 51% of the original size. Then you make a casting of that. Seems like a neat way to get the detail you want.
Anybody tried this stuff?
Bruce, All:
Wow! A potentially great find.
I have even more interest in the Hydrospan product. See:
http://www.sculpt.com/catalog_98/CastingMaterials/HydroSpan.htm
That might make reproducing smaller scale items in a larger scale easily doable.
Happy (Well Copied) RRing,
Jerry
Hydrospan was used to do this 20.3 UP 800 driver from a O-scale brass driver. That is a 20.3 scale with it
How do you control the rate of reduction???
Jake Smith said:With the ratio of water mixed with it
How do you control the rate of reduction???
Jake Smith said:You put unubtanium in the mix
How do you control the rate of reduction???
“You put unubtanium in the mix”
Not too much Rooster, or you could start a Na’vi uprising! 
Have fun,
David Meashey
