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composite nylon?
blakep82 - 14/5/09 at 04:32 PM

just been to the garden centre, and they have a woven fabric type stuff you use to cover the ground to stop weeds.

its shiney, woven, similar in construction to carbon fibre, and i KNOW its not going to look like carbon fibre, will it work to make a few hidden panels?

with it being woven, i think it might be easier to work with than fibreglass to get an initial shape for a rather complex piece i'm needing to make. basically i need to make it in place, on the side of my chassis.

i guess this stuff is made of nylon, its not going to melt when i put resin on it, is it?
its just the horrible cans of resin from halfords i'll be using. got no need to buy in bulk from anywhere


matt_claydon - 14/5/09 at 04:47 PM

If you want woven, why not just use woven glass matting?


tegwin - 14/5/09 at 04:48 PM

I doubt its made of nylon.... More likley to be some sort of plastic.... the plastic WILL melt!


If you are prototyping a complex part... assuming you have made a mold... I would be wanting to use chopped strand matt... its available pretty cheap if you buy a few meters on a roll from CFS


matt_claydon - 14/5/09 at 04:54 PM

quote:
Originally posted by tegwin
I doubt its made of nylon.... More likley to be some sort of plastic....


How does that work then!


tegwin - 14/5/09 at 05:01 PM

quote:
Originally posted by matt_claydon
quote:
Originally posted by tegwin
I doubt its made of nylon.... More likley to be some sort of plastic....


How does that work then!



Shhh... your making me look silly :p


What I meant was, its more likley to be a cheaper polystyrene type plastic which will get attacked by the resin


blakep82 - 14/5/09 at 05:04 PM

quote:
Originally posted by tegwin
I doubt its made of nylon.... More likley to be some sort of plastic.... the plastic WILL melt!


If you are prototyping a complex part... assuming you have made a mold... I would be wanting to use chopped strand matt... its available pretty cheap if you buy a few meters on a roll from CFS


i need to try and make it from the chassis itself so there's no mold, theres some wierd curves involved, but the £6 delivery for a few meters of chopped strand matt is why i'm looking at alternatives. this stuff is cheap (half the price of woven matt from CFS) quite stiff so it hangs nicely. i guess the best way to find out is to just try it


tegwin - 14/5/09 at 05:11 PM

The problem with all materials is, as soon as you add the resin it will sag and drip.....

Build up a former under neath using cheap building foam and clingfilm....


And yes, the postage from CFS is expensive.... I tend to order enough supplies for a year to make it count


balidey - 14/5/09 at 05:57 PM

There are more fibre materials than Glass, carbon and kevlar. You would not believe how many types of material are made into fabrics for the use in composites.

I used to use one called (not sure on spelling) diolin, which was a plastic similar to nylon, so it looked like white carbon fibre.

And denim is apparently quite good to use too.

So if you want to get some, then give it a try.


trextr7monkey - 14/5/09 at 07:44 PM

We found East Coast fibre glass supplies (or very similar name- check web site) at South Shields to be incredibly cheap for resin and mat and bloke in charge was extremely helpful - you can ring him up and pickhis brains and years of experience of doing all sorts of stuffhth
Mike


blakep82 - 23/5/09 at 12:30 PM

well, this stuff didn't melt in the resin, i don't think it stuck particularly well either though. just did a quick test, cut a small piece out, and put it on a piece of ali wrapped in brown tape, poured some resin on, and although it stuck down quite well, i tried peeling it off the tape, and it just fired shards of resin everywhere as it broke up.