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-   -   Where to get fiberglass stuff? (https://ecomodder.com/forum/showthread.php/where-get-fiberglass-stuff-9653.html)

SVOboy 08-13-2009 11:08 PM

Where to get fiberglass stuff?
 
I feel like I've asked before, but I'm interested in buying some fiberglass for aeromodding, where should I pick some up?

Thanks :turtle:

Christ 08-14-2009 12:16 AM

Resins can be had at hobby shops, and fleece can be had at wally world in bulk.

Most fabric shops are cheaper, though, I think.

Fleece requires that you use a polyester resin, FYI. It's also not recommended for anything that will require heavy structural ability.

(And now my fuel log is showing the last 90 days again, instead of the last 3 tanks... weird.)

chuckm 08-14-2009 07:27 AM

Some marine shops carry fiberglass supplies. A few years ago, a neighbor of mine bought supplies at one and repaired a hole on his ski boat.

Bicycle Bob 08-14-2009 09:35 AM

Fiberglass supplies are often found beside the Bondo at automotive stores. I like the fabric selection from Aircraft Spruce and Specialty better, though. What's "fleece," Christ? and what fabric store carries structural fabric? A friend of mine got a great deal on a bolt of silk-screen silk that wound up in a regular fabric store. Felted fiberglass is usually called "mat." A really good boat store might have System Three SB-112 epoxy resin, which will actually seal in rust so it won't swell, and let you stick polyester and bondo on top, which are much easier for sanding.

DonR 08-14-2009 10:33 AM

Fibreglast.com

Christ 08-14-2009 02:59 PM

Quote:

Originally Posted by Bicycle Bob (Post 121272)
Fiberglass supplies are often found beside the Bondo at automotive stores. I like the fabric selection from Aircraft Spruce and Specialty better, though. What's "fleece," Christ? and what fabric store carries structural fabric? A friend of mine got a great deal on a bolt of silk-screen silk that wound up in a regular fabric store. Felted fiberglass is usually called "mat." A really good boat store might have System Three SB-112 epoxy resin, which will actually seal in rust so it won't swell, and let you stick polyester and bondo on top, which are much easier for sanding.

Polar fleece - Wikipedia, the free encyclopedia

Example of using Fleece in a fiberglass job.

Another example.

I've actually just used it without glass fiber fabric for non-abused areas like head liners and such, that don't need any real structure to them.
I never said a fabric shop had structural fiberglass, I said fabric shops have fleece, sometimes cheaper than wally world does.

You seriously don't know what fleece is?

Ryland 08-14-2009 05:50 PM

I got my epoxy from Raka.com I picked up some draping tape from them as well for doing corners, you can get regular fabric on Ebay, along with exotic fabrics.

Southcross 08-14-2009 06:03 PM

Boat and Kayak making supplies... Fiberglass (all grades), Epoxy resins (all types) and KEVLAR rolls :D

Boat Building and Woodworking Supplies

edit... oh, and can't forget good old fashioned rolls of CF :D
http://www.jamestowndistributors.com...th/58839_7.jpg

SVOboy 08-14-2009 06:41 PM

Quote:

Originally Posted by Christ (Post 121312)
Polar fleece - Wikipedia, the free encyclopedia

Example of using Fleece in a fiberglass job.

Another example.

I've actually just used it without glass fiber fabric for non-abused areas like head liners and such, that don't need any real structure to them.
I never said a fabric shop had structural fiberglass, I said fabric shops have fleece, sometimes cheaper than wally world does.

You seriously don't know what fleece is?

When I read it I assumed it was something different from the fleece we wear, because that's just crazy!

Anyway, thanks to everyone for the suggestions. I'll probably just buy a little bit at the auto store to wet my toes.

Christ 08-14-2009 09:45 PM

Nope, you can use cotton T-shirts, socks, etc... basically anything that's cotton/polyester or a blend of both.

I think you can use Rayon/Nylon too.

aerohead 08-15-2009 03:53 PM

fiberglass
 
I've been getting supplies at Home Depot,Lowes, O'Reiley Auto Parts,Auto Zone,Wal Mart,NAPA,Pep Boys.You can shop around for price.-------- Many fabrics will work.Dacron is not one of them.It's used as a peel-ply in polyester work.--------- The bi-axial fiberglass "drapes" nicely over compound curves.Staggering consecutive layers of the cloth's bias of weep and woof builds tensile strength.----------- Epoxy has advantages over polyester although you need to look at price.------- If you work with Carbon fiber,treat it as you would asbestos.Some universities forbid the students from working with it due to a perceived inhalation health risk.---------- Always use a good form-fitting respirator.If you have facial hair as I do,coat your cheeks and jowls with petroleum jelly to get a good air seal ( applicable for spray-painting also!).-------------- Also,it's preferable to use air-driven power tools for grinding and sanding as composite dust is very destructive to open frame electric motors.

Bicycle Bob 08-15-2009 07:20 PM

"The bi-axial fiberglass "drapes" nicely over compound curves.Staggering consecutive layers of the cloth's bias of weep and woof builds tensile strength.----------- Epoxy has advantages over polyester although you need to look at price."

Bi-axial usually refers to rather stiff cloth made by sticking together two layers of uni-directional. Woven cloth, such as the extremely common 6-oz "boat cloth" is usually equally strong in two directions. For extra conformability and resin content, satin types are available. Really good work is often built up from layers of unidirectional cloth, set in the most advantageous orientations. Anisotropy is seldom optimum, but you can get it with tri-axial cloth, or by alternating layers of cloth (with equal thread count in the warp and weft) set square and at a 45 deg. angle. ("on the bias")

Epoxy usually takes far longer to soak into the cloth, and far longer to sand. Vinylester has similar physical properties when cured, but is easier to work with, except for the short shelf life which means it is only available from high-volume users or dealers. Vinylester is also more flame retardant. For a price, you can get some very superior resins, but they are not needed for bodywork.

SVOboy 08-15-2009 07:54 PM

Ended up getting some stuff from home depot about about 30 bucks.

I'd like to make my first project fiberglassing over a hole or two on the front of my car. Can I simply put some masking tape over the hole and then go ahead and glass over that?

Bicycle Bob 08-15-2009 08:15 PM

That works for molding, but the masking tape adhesive won't support the 'glass for use, so you have to extend the patch onto sound metal or primer. If you want a convex surface, it can be built up with bondo, or you can start with strips of light cardboard taped to the approximate shape. If this is a rust repair, you have to account for possible further deterioration.

SVOboy 08-15-2009 08:19 PM

It'll be over black plastic trim on the bumper. Was hoping to go an inch or two past the hole onto the plastic and just sanding down.

Bicycle Bob 08-15-2009 08:27 PM

Check for adhesion to the plastic. Sometimes, it helps to feather edge the 'glass. Sometimes you might have to just pop it off, and then use a mutually compatible glue. If so, you might just want to use plastic sheet, which can also be pre-formed to a curve.

SVOboy 08-15-2009 08:34 PM

Gotcha, I'll see what happens when I get down to it :)


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