DIY Carbon fiber

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Joined
Jul 3, 2008
Messages
25
Location
Singapore
Hi all,

Due to a spill recently, some carbon fiber parts on my '03 Tuono were damaged and scratched up. To replace all the damaged parts would have cost me $1,500. So, I bought a sheet of carbon fiber and epoxy to patch things up. The repairs came out quite nicely.

With surplus carbon on hand, I decided to attempt making a carbon fiber seat cowl. Here's a picture of my attempt.

P1210196.jpg


Looks OK from afar but up close, you will see some tiny air bubbles. Also, the carbon fabric looks stretched in some places. Not too shabby for a 1st attempt, I think...
 
Bloody hell thats a top notch job... I would hate to see wot it would like if i had a go!
Nice one! :thumbup
 
Thats awsome Moto. Just looking at that pic i would probably buy one....
Bloody good job i would not know where to start...
 
that's a pretty good first effort! :thumbup :hail

i've done a bit of composite work. did you use a vaccum bag? what kind of resin did you go with? what kind of mold/mold release?

-:banana
 
that's a pretty good first effort! :thumbup :hail

i've done a bit of composite work. did you use a vaccum bag? what kind of resin did you go with? what kind of mold/mold release?

-:banana

No vacuum bag (wish I had one). First, I had to make a fiberglass female mold from the original. Then I laid carbon sheets on the original and placed the female mold on top. They were clamped together with paper clips and phonebooks were placed on the top of it.

The shop I bought the epoxy from is a bulk wholesaler. He dispensed the epoxy into smaller quantity in generic tins. No idea what the brand is but my invoice states that the epoxy is System 1006 (whatever that means). The ratio is 100gm resin to 60gm hardener. I used a mold release agent called Fine Kote PVA.

Still learning as I go along.:cheers
 
I just finished fabricating the chain guard and guide. Thing about making carbon fiber parts is that each part presents its own unique challenges...

P1210212.jpg
 
The next and most obvious question: How much are you going to sell them for to your Tuono Zone mates???

Seriously though, they really look good mate. Great effort.

Dave
 
The next and most obvious question: How much are you going to sell them for to your Tuono Zone mates???

Seriously though, they really look good mate. Great effort.

Dave

Thanks for the compliment. Seriously though, I don't think they are good enough to sell. They are flattering in the photo but up-close there are tiny air bubbles. As I said, a good DIY job but definitely not professional standard.
 
Carbon fiber number plate holder

Decided a carbon fiber number plate and holder would be a nice addition.

P1210276.jpg


P1210280.jpg


Incidentally, decided to flush-mount the signal lights as well.
 
looking good :hail and it looks like you're improving your technique as well :thumbup

-:banana
 
Side covers

Most challenging project thus far - side covers. Some pics showing the various stages of construction.

P1210282.jpg


P1210286.jpg


P1210289.jpg


:cheers
 
CMO I would practice with fiberglass first before you move on to carbon, you can get kits from halfords. Be warned it can get messy !

Polyester resin stinks
Epoxy doesn't but costs more
 
Side panels completed.

Secured grilles with plastic steel epoxy. Finally, the side panels are complete.

P1210296.jpg
 
Yes, I have. The biggest problem is getting a good mould. MC used fibreglass to create his.
I even went down the carbon fibre 'skinning' route. A bit easier but I decided it was too much of a messy job all round. I got all the kit and 'how to do' videos from carbonmods.co.uk. Usual association disclaimers but they were very helpful on the phone too.
 
Looks good! 2 things you can try to improve the finish:

1. pop the air bubbles and slick a resin and hardener mix in to the holes. Build the layers a tiny bit at a time for best results, and then polish.

2. Get yourself some prepreg (carbon fibre sheets, pre impregnated with resin and hardener) sometimes can be found on Fleabay. Ensure that you find out the cure temp though, and bake off in an oven. Best results, you need a vac bag though. Also if someone offers you phenolic resin instead of epoxy - RUN it's evil stuff.
 

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