Hinge Question
#4
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From: Aurora,
CO
Looks like we got a dilema here, I was thinking about the wood glue since it's easier to clean up if you get it in the hinge pin, I always pin through the hinge afterwards, I was looking for a fast clean installation with durability, it's a 40 size plane in this application, but when I go to a larger scale, what is the prefered method?, I heard of failures with epoxy, but I never had none, I guess what I'm getting at, is what do you use for small planes and large plane clen and fast?
Joe
Joe
#5

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560 canopy glue works great on Robart hinge points. I would not use a wood glue for them. Many people have been successsful but maybe they just never got fuel or oil on the hinges. You could use gorilla glue but have to pick off the foaming as it forms. Well worth the trouble though. Is Pro bond the same as gorilla glue? If so I would use that for sure.
This CA works great on CA hinges.
What hinges are you refering to?
This CA works great on CA hinges.
What hinges are you refering to?
#6
I use Probond (polyeurothane) glue for installing hinge points. It works great as it fills all of the barbs on the hinge, and the voids in the wood to make a very secure bond. It also is easy to clean up, and gives you plenty of time to get everything aligned. The only downside is that you need to check in on it a few times as it cures. The glue foams and expands as it cures and you will need to clean up the foam as it oozes out of the hinge location. Not a big deal, but it makes cleanup easier later on. There is a video on this site somewhere showing how to install robart hinge points using Probond that is real good. A small amount of water speeds up the curing of the glue. Also, Probond and Gorilla glue are basically the same thing. I have used this method on planes up to a 27% Extra. Never had one fail yet.
#7
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From: Aurora,
CO
Thanks for the replies, I'm using standard flat plastic medium hinges, I just wanted to know what you guys or gals are using, I think I read a post somewere about using wood glue, but I wasn't sure about the performance.
Joe
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Most of the wood glue gets pretty hard. I used it on a few airplanes until I had the elevator hinges come out on a fairly high speed plane. It was a mess. I imagine the canopy glue that stays sort of gummy would work, but I would not recommend the regular wood glue.
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From: Formosa, ARGENTINA
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It’s not water proof, stay with the epoxy.
It’s not water proof, stay with the epoxy.
I thought that wood glue is waterproof. I have even read on a forum that you can fuel proof with it.
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From: Mt. Morris, MI
I'm just starting to use the flat pinned hinges after years of using the (no longer available) Granite State iron-ons. What I do is make the slots and dry-fit the surfaces, arranging them for allignment and freedom of travel. Once I have them where I want 'em, I drill through for my toothpick pins and put a drop of fast CA in the hole. This wicks into the joint and sets the hinge without coming near the hinge pin. Then I insert my toothpicks and wick another drop of thin CA down the shank. Clip, sand and cover with a patch of covering I punch out with a paper punch. Those hinges aren't going anywhere. For big planes I'd suggest using bamboo shishkabob skewers to pin the hinges.




