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Bonding Metal Hinges To Carbon Fibre Flip Front


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#1 dwealds

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Posted 12 January 2012 - 09:02 PM

Hi guys, I'm planning on putting a carbon fibre flip front on my Mini but have it to flip backwards towards the screen using BMW 3 series boot hinges with an elongated section to increase its attachment area on the flip front.

Does anyone know what I could bond the hinges to the flip front with?

I've read that something like Loctite Hysol 9497 would be good but not sure as it's just a resin, could i use a fibre glass sort of matting with it to strengthen it or could I use fibre glass maybe?

Any info would be useful!

Thanks

#2 minikidx14

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Posted 12 January 2012 - 09:11 PM

Never done it myself but couldnt you use a small amount of carbon fibre cloth and some resin?

#3 dwealds

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Posted 12 January 2012 - 09:31 PM

Thats a good point actually, although I've just had a look and it's pretty expensive for a kit

For example: http://www.carbonolo...-fix-p-242.html

I know there's a lot in it which I guess is why it's so expensive!

#4 eeae6000

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Posted 12 January 2012 - 09:49 PM

just weld long metal braces to the hinges and then epoxi them on to the flip front then lay layers of regular fiberglass over it? should be strong enough

#5 charie t

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Posted 12 January 2012 - 09:50 PM

you need to spread the attatchment area of the hinge to bonnet.
I'm not familuar with how big the contact area is on the bmw but it needs to be bigger. While its up, the first gust of wind will crack what ever you bond it with

#6 mini_in_progress

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Posted 12 January 2012 - 10:15 PM

just weld long metal braces to the hinges and then epoxi them on to the flip front then lay layers of regular fiberglass over it? should be strong enough

im with this guy :)

i was looking at doing something simalar id of weld the top to bit of 20x6 flat bar and apoxi it the full legth of the wing and fiberglass it in

#7 h4wx1e

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Posted 12 January 2012 - 10:29 PM

i glassed in a strip of metal that i welded the fixing bolts to, they wasnt much longer than the actual hinges i used.
http://suttoncoldfie...hotoid=81625352

if the link works it should take you to my build to a pic of the bolts lined up ready for glassing then the next one is of them glassed in if it helps at all?




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