SC - molds
    Hupman, Laurie 
    LHupman at kenyon.com
       
    Mon Apr 24 07:19:36 PDT 2000
    
    
  
Dental alginate takes such a good impression that when I used it to make
commedia masks last summer, the mold showed the pores from the actors'
faces.  If you pour it into a mold, you will get an *extremely* detailed
piece.  If you take a casting from it, you'll need to support it somehow,
since it is very wet, even when set, and prone to tearing.
For the peach pit, I would think pouring some alginate into a cup and then
pressing the pit into it would give a most swell mold.  The alginate mold,
however, won't last more than a day or so, since as it continues to dry
overnight, it also shrinks a lot.
Rose :)
    
    
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