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air bubbles in fiberglass?

Printed From: the12volt.com
Forum Name: Fiberglass, Fabrication, and Interiors
Forum Discription: Fiberglass Kick Panels, Subwoofer Enclosures, Plexiglas, Fabrics, Materials, Finishes, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=22043
Printed Date: May 20, 2024 at 12:41 AM


Topic: air bubbles in fiberglass?

Posted By: noob
Subject: air bubbles in fiberglass?
Date Posted: November 27, 2003 at 6:12 PM

alright guys anyone have any good ways to keep air bubbles out of the glass when you work...........i built an enclosure recently, but am pretty uspet with it cuz of so many air bubbles any ideas?



Replies:

Posted By: iaudio
Date Posted: November 27, 2003 at 8:52 PM
You can use a fiberglass roller or by stippling (tapping) the bubble with the tip of your fiberglassing brush. You need to get all of the bubbles out of your project because they will be a lot weaker than the surrounding fiberglass.

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Posted By: noob
Date Posted: November 27, 2003 at 10:59 PM

You need to get all of the bubbles out of your project because they will be a lot weaker than the surrounding fiberglass.thats why i asked what tips anyone had, i know what im doing i was just looking to see if anyone had anything special they did.so do you actually sell any of the items on your website for what you're asking???? cuz i notice they seem to be priced a lil high





Posted By: pureRF
Date Posted: November 29, 2003 at 9:56 AM
Click
They have some good rollers but when u get a really cheap brush for glassing cut off some of the bristles so its a little shorter. That will allow you to tap at the glass a little better and give you a more stiff brush. Whenever I glass i just use the brush and it works fine. Another good way to make sure you dont have any air bubbles is after you put the resin all on the fleece to bondo and sand it a little so you have a smoother surface to apply the mat.

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dream it, build it, fiberglass it




Posted By: muppetmaster
Date Posted: November 29, 2003 at 10:08 AM
Werd on RF's post.  I think SP has some really good products, and the fiber roller they sell works wonders...




Posted By: iaudio
Date Posted: November 29, 2003 at 7:20 PM

My prices are actually lower than my competition for the quality product that I offer.



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Posted By: Steven Kephart
Date Posted: November 30, 2003 at 10:07 PM

I also recomend cutting the bristles on the brush down.  I usually recomend to cut them to about a 1" length.

Although they are hard to find, they make a special roller called a "bubble buster".  The difference is that it has perpendicular cuts in it so instead of long ridges proceding the entire length of the roller, they are cut up into smaller ribs. 



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Posted By: Steven Kephart
Date Posted: November 30, 2003 at 10:10 PM
One other recomendation.  I always apply a layer of resin down before putting down the mat.  This will allow it to soak up faster, keep the mat in place so it doesn't move around on you, and will prevent bubbles.

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Posted By: noob
Date Posted: December 01, 2003 at 12:16 PM
aright thanks a lot guys that was the kind of stuff i needed to know





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