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Newby, .Approx quantities

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=51266
Printed Date: April 25, 2024 at 6:47 PM


Topic: Newby, .Approx quantities

Posted By: nickvr
Subject: Newby, .Approx quantities
Date Posted: March 04, 2005 at 3:03 AM

Hi guys, was just wondering if anyone can tell more approx how much raw materials would I need to build the enclosure as per attached? i.e. resin, hardener etc. I think the guys here sell in kilograms.. Thanks alot.

posted_image



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Nick



Replies:

Posted By: doc t
Date Posted: March 04, 2005 at 5:49 AM
 the attachment did not show...but need more info on what your planning on doing (I.E how big is going to be where is it going what size subs.. ect.)

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Posted By: realitycheck
Date Posted: March 04, 2005 at 7:41 AM
posted_image

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Learning the trade one fiberglass creation at a time!




Posted By: realitycheck
Date Posted: March 04, 2005 at 7:49 AM
its all metric, ahhh, hehehe.  82mm= 3.22inches,    360mm= 14.17inches,  130mm= 5.11inches, 680mm= 26.77inches

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Learning the trade one fiberglass creation at a time!




Posted By: nickvr
Date Posted: March 04, 2005 at 8:17 AM

Its going behind seat of a pickup. I have a 12" Pioneer sub (1200W peak). Going FG is only option to get required volume without having to cut thru to back and using MDF...

Thanks Realitycheck for pic and convertions!



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Nick




Posted By: realitycheck
Date Posted: March 04, 2005 at 8:50 AM
No problem man.  On my box which is similar in some areas of your box, I used 9 square yards of cloth I think, and I used about 1 1/2 gallons of resin.  Are you going to be using any mdf, like for the back or anything, or are you going all fiberglass????

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Learning the trade one fiberglass creation at a time!




Posted By: oonikfraleyoo
Date Posted: March 04, 2005 at 10:04 AM
You HAVE to use MDF in that box. You will get horrible sound if you try and make all those flat areas out of FG. That box will be flexin' everywhichaway. That is, if you even can get it to turn out right without MDF. I just don't see it happening. Your better off making it out of MDF and changing deminsions to compensate for the lack of space (i.e. make it wider).

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Nik
Jeeputer Progress
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Posted By: nickvr
Date Posted: March 04, 2005 at 4:04 PM
I was thinking of just using FG. Maybe combination of MDF and FG e.g. 1/2" of little less MDF covered with few layers of FG? Problem is that I really cannot make it wider of bigger, will gain some by FG filling up pockets where MDF cannot

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Nick




Posted By: auex
Date Posted: March 04, 2005 at 4:31 PM
No point in using fiberglass in that box and you actually shouldn't. Fiberglass is weak in flat surfaces. Stick with wood.

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Certified Security Specialist
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I promise to be good.
Tell Darwin I sent you.

I've been sick lately, sorry I won't be on much.




Posted By: oonikfraleyoo
Date Posted: March 04, 2005 at 7:35 PM
nickvr check this out, this is what you wanna do.

Click this sh*t

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Nik
Jeeputer Progress
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Check it out.




Posted By: nickvr
Date Posted: March 05, 2005 at 12:41 AM
Yes exactly!! That's what I saw on earlier post and why I wanted to know quantities.. I guess flexing is a concern and something that needs to be addressed..I also guess the attached example have very few really flat long lengths. More ideas?

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Nick




Posted By: realitycheck
Date Posted: March 07, 2005 at 7:51 AM
You're right he was trying to pack it in as tight as possible.  My advice to you would be to do like everyone else is saying, is to use mdf.  The guys on here are mostly all installers and know alot about what they're talking about. The reason they're telling you to use mdf is that you cant make a glass box like that be strong unless you just reinforce with like 15-20 layers and then your going to have a box that weighs like 80lbs. Which is not what you want.

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Learning the trade one fiberglass creation at a time!




Posted By: oonikfraleyoo
Date Posted: March 07, 2005 at 8:14 AM
You could try it this way. Make it out of 1/4 inch plywood and reinforrce the hell out of it with fiberglass. You will have troubles around the edges cause the glass won't wanna lay down over those sharp turns but it would be doable. I've never done it though, so I have no idea of what other problems may arise or what it will sound like, but I see no reason why it wouldn't work.

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Nik
Jeeputer Progress
[|||||||||||-] 90%
Check it out.





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