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Old 11-01-2006 | 02:28 PM
  #10  
tggilkey
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From: Mendota Hts., MN
Default RE: Starting at Vacuum Bagging


[quote]ORIGINAL: mmattockx

Is there anything wrong with putting the shucks inside the bag as well and applying pressure to the outside of the shucks/skins/core assembly instead of the skins/core alone? Seems it would be easier to keep things lined up that way.

When I have vacuum bagged wings or anything else, I have put the whole shebang in the bag. Putting some vertical witness marks on the edges of the whole foam sandwich will help with alignment when it is crunch time -- 2 on each end and maybe three on the sides. Do the marks without the balsa sheeting so you can be sure the foam pieces are really lined up. If you cut your own wings, put the marks on before cutting, then you really have good references.

I have only limited experience with poly glue -- none using it for vacuum bagging. The Terry Brox site makes it look like a viable solution.

Cutting tapered foam wing panels poses some interesting problems. That can take some "trial and improvement" and a substantial amount of large pieces of foam turned into smaller pieces... Once you get a system figured out it can be a very good thing.

Good Luck, Tom