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Box Coating

Printed From: Speakerplans.com
Category: Plans
Forum Name: Ported Enclosures
Forum Description: Post all your reflex and bandpass and 'other' boxes with holes in stuff here...
URL: https://forum.speakerplans.com/forum_posts.asp?TID=83446
Printed Date: 16 April 2024 at 9:15am
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Topic: Box Coating
Posted By: vectrasoundz
Subject: Box Coating
Date Posted: 16 November 2013 at 7:56pm
Hi guys, I was wondering what do you all use to paint your cabs? Every time I search I get an error :( The cabs are mobile so they will get a little abuse. U'm over in Barbados so hopefully I can find what you all use here.

Wade



Replies:
Posted By: craig582
Date Posted: 16 November 2013 at 10:05pm
use google to search the forum " (enter what your looking for here) site:forum.speakerplans.com " copy without speach marks, but tuff cab is good, but i see your in barbados? not sure what you can get hold of



Posted By: all bass
Date Posted: 17 November 2013 at 2:14am
For Europe my suggestions would be Warnex or Tuffcab. For the US Duratex seems to be the brand of choice. I guess importing from the US would be the cheapest option for you if you can't source anything locally.

I have used car underbody coating before, its very durable but it can leave marks when it rubs agains doors/floors when moving the cabs.


Posted By: TONY.A.S.S.
Date Posted: 17 November 2013 at 9:51am
I'm not saying that you have to ignore other suggestions from people, but you have to remember that people only use what they can get or can apply in the appropriate manner,  If you can get 2 pack polyurethane you will be getting the most durable paint that is readily available. 

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Posted By: jammin75
Date Posted: 17 November 2013 at 11:08am
+1 on 2 pack pu coatings very durable i think a lot of people wont have access to the facility's to use the more exotic coatings so they use water based products though if you have spent time and money on a cab then you should finish it to the same standard look at some of tony a.s.s. finishing Thumbs Up  i appreciate a good finish as that's my day job ( french polishing / spraying ) Smile


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feel the vibes !!!   "Who Feels it Knows it"            Strong like Lion              


Posted By: Shortrope
Date Posted: 17 November 2013 at 4:49pm
What 2 pack system would you reccomend Tony?
I have a spray room in my joinery shop so not limited finish types.


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My Tinnitus is coming along nicely!!


Posted By: biotec
Date Posted: 17 November 2013 at 7:21pm

proper solvent based 2 part polyurethane glues are the hardest coatings available, I wouldn't bother with water based polyurethane coatings (unless you're looking for varnishes) but some epoxy paints can be fairly durable.

 
You may find that local car and truck paint suppliers will stock the 2k PU paints. Otherwise you might look at industrial paint suppliers for the paints they use to paint warehouse floors.


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me so horny, me love you long throw.


Posted By: Mircea Bartic
Date Posted: 17 November 2013 at 9:39pm
there are only two choices used in the speaker industry

Warnex and Polyureea


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general manager & head designer at nexus-acoustics research
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Ex Nexus_3


Posted By: TONY.A.S.S.
Date Posted: 17 November 2013 at 11:54pm
Only something that is recognised as 2 pack poly. that's all there is.  As a guitar builder I also use Polyester, which, of course, you could spray onto your cabs, but it is unnecessary as long as you use 2 pack poly.

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Posted By: vectrasoundz
Date Posted: 25 November 2013 at 11:08am
been searching all round here for two pack poly but have found ANYTHNG Cry tried the underbody coating, it look good but leaves marks as was said *sigh*


Posted By: TONY.A.S.S.
Date Posted: 25 November 2013 at 11:14am
I guess Barbados might me more tricky than looking at places in the States where a lot of Body shops would use 2k. Still it's not all bad, you are in Barbados after all.

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Posted By: vectrasoundz
Date Posted: 25 November 2013 at 11:19am
Trying to find out if any one here sell truck bed liner, I think that should work.


Posted By: vectrasoundz
Date Posted: 25 November 2013 at 5:52pm
Called all over and no one carries anything like it, importing price is too high so guess I have to paint them normally.


Posted By: spongebob
Date Posted: 25 November 2013 at 8:03pm
Originally posted by vectrasoundz vectrasoundz wrote:

Called all over and no one carries anything like it, importing price is too high so guess I have to paint them normally.


Someone on the island must respray vehicles? Roll on over to their workshop and strike up a conversation


Posted By: ape3435
Date Posted: 25 November 2013 at 8:45pm
Low sheen gloss paint, wata jus run off


Posted By: tv00
Date Posted: 03 December 2013 at 12:22am
I just used tuff, so easy if you want to do it yourself, you might get duratex cheaper there.

Actually I requested price for polyurea coating and the prices are very reasonable, this is the pro solution, you prepare the cabs and deliver them to a industry painting place, and they just fix it, then you hit it with a hammer and smile, this is stronger than tuff I would think.

Is polyurea & polyurethan the same thing?


Posted By: Dref
Date Posted: 03 December 2013 at 3:18pm
Originally posted by tv00 tv00 wrote:


Is polyurea & polyurethan the same thing?

No they are quite different polymers even though their name might sound quite similar.


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A proper build subwoofer will be the only thing in a room that is not shaking.


Posted By: vectrasoundz
Date Posted: 07 December 2013 at 3:41pm
Originally posted by ape3435 ape3435 wrote:

Low sheen gloss paint, wata jus run off
looking that way boy, or someone suggested varnishing the under body spray.


Posted By: SMP
Date Posted: 03 February 2014 at 1:54am
As i have a rather large batch or should I say batches of Enclosures that need coating applied I have been looking into Polyeurea coatings. it is only really effective when in  a particular formulation that requires very specialised apping it needs to be heated and VHP mixed in a special Gun/Applicator cannot be used in a std paint gun as it requires the metering/proportioning machine to mix the 50/50 components which start to cure immediately they're mixed the heaters help reduce the viscosity of the two components and speed the cure.

the applicator uses a pressure jet ejection method Line X uses such a type of setup and seems to be only supplied in 200Kg drums comes in a few basic colours but they can be mixed to form others material costs are around £7 a sq M for a coating of approx 1.5mm

Line X is basically a franchise kind of setup but OEM is available at a start cost of around £20K for single colour apping more for be able to do differing colours.

from my research into it It may be possible to obtain other machines to apply it whilst buying material from Linex as they mostly operate in a very similar fashion. It and similar processes are to be found in many industries inc building such as Roofing, Flooring, Swimming Pools etc. umlike Paint it is a quite thick layer that gets applied very fast. I estimate a average 1M x 0.5M x 0.5M size cab coats in 2-3 mins is cured enuf to move/handle in a few mins and cured in 24hrs

currently negotiating with a local application vendor costing on batches of 10-12 at a time in Black for LF but White is what is preferred for mid/hi  and may entail purchase of materials as not often used


Posted By: MarjanM
Date Posted: 03 February 2014 at 2:23am
My info is not quite the same as yours.
The machine it self is about 16K us$, one can get a Chinese machine too for quite less, but i have no idea if they are any good. The paint it self is about 7-8 eur per kg which can cover a lot more then 1.5m2.
The paint is cured in 15 seconds. And you buy it from the manufacturer. Not from LineX. LineX is just an OEM brand. It can be sold in barrels that are smaller then 200kg.



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Marjan Milosevic
MM-Acoustics
www.mm-acoustics.com
https://www.facebook.com/pages/MM-Acoustics/608901282527713


Posted By: SMP
Date Posted: 03 February 2014 at 2:38am
I am quite sure you are correct but I have only had such info from Caspar at Line X and have material cost Spreadsheets from them. I am quite sure other machines are readily available and most suppliers are in USA.
I am also confident the Costs given to me by Line x are inflated as they try to wring the death out of it via their franchisees.
they seem to have cooled off with the Hard sell as they have stopped calling so much i am also quite sure i would not buy from them either as I not that stoopid.
I will continue to find an equitable solution to it and possibily offer a coating service for others if it proves financially a good thing.
i am also aware that the better machines are Hydraulically driven as opposed to using air as to the chinese Machines not so keen on that idea and would seek alternitives as it is used here as a material by various other industrial coating firms here in UK

i have not however had enough time to dedicate to the finding a good economical solution to to my future production needs so for the present prepared to sub it out until I do to meet my immediate neeeds

but is a very interesting material for a hard-wearing coating for Touring uses some manufacturers here in UK already using it


Posted By: MarjanM
Date Posted: 03 February 2014 at 2:59am
http://www.chemlineuk.com/wood.htm" rel="nofollow - http://www.chemlineuk.com/wood.htm

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Marjan Milosevic
MM-Acoustics
www.mm-acoustics.com
https://www.facebook.com/pages/MM-Acoustics/608901282527713


Posted By: SMP
Date Posted: 03 February 2014 at 3:03am
cheers very useful info will investigate


Posted By: haze
Date Posted: 03 February 2014 at 2:27pm
please do not tease me,
here I could not find specific paints,so I have tried "anti rhombus" "underbody protection" car paint
does not look so bad, you just have to give it some layer to make it the desired thickness


Posted By: tv00
Date Posted: 03 February 2014 at 4:48pm
Please tease me! -I like it:-)

I ended up with tuff, but I had a good look at polyurea and polyurethane, the last thing you can apply by yourself & it should be pretty tough, have a look at protectacote, did anyone try that yet?'

I think polyurethane is nearly as strong as polyurea isn't it?
Polyurethane can be applied by hand, polyurea takes a big machine & some heat, in that case it's definitely easier to let a professional company do the job.


Posted By: snowflake
Date Posted: 04 February 2014 at 1:21pm
I'm going to try this from the same people who do protectakote:

http://www.anti-slip-paint.co.uk/litre-part-water-based-epoxy-floor-paint-p-151.html

doesn't have granules in it so should be easier to get good finish by hand. also getting some samples from chemline people in Bristol hopefully.


Posted By: tv00
Date Posted: 04 February 2014 at 9:21pm
I would think that these rubber parts would make it look perfect when applied with a textured roller, something like tuff or a nicer paint than sand-polyurethan paint


Posted By: snowflake
Date Posted: 13 February 2014 at 3:03pm
Originally posted by MarjanM MarjanM wrote:

http://www.chemlineuk.com/wood.htm" rel="nofollow - http://www.chemlineuk.com/wood.htm

just got some samples sent through of their products applied to plywood. not sure how many coats they have used. i tested each sample by hitting it quite hard a dozen times with a tack hammer and scratching the surface as hard as i could with the corner of the hammer head.

tested some of my cabs for comparison
tuff cab. gloss coarse stippled finish (applied by roller). obvious denting scratches clearly visible

chemthane 7025 polyurethane elastomer.
fine stippled gloss finish (looks like it has been sprayed on). very slight denting. scratches visible

chemthane 7030 polyurethane hard coating for wood. gloss finish. no denting. scratches visible

chemthane 7030/chemthane 1400 topcoat. matt finish. no denting. scratches barely visible and only if light at right angle.

seems like a good product but AFAIK is has to be sprayed








Posted By: AlmostSalty
Date Posted: 13 May 2014 at 1:36pm
Chemthane needs to be sprayed because of its gel-time of only a few seconds. Trying to figure out what to paint my cabs with and a full polyurethane with top coat would be real real nice. But spending all that time and money to have some idiot put there graffiti, on top of a beautiful coating would be heart breaking! Thats when having a roller for a quick touch up is a big plus and much more forgivable...


Posted By: discosucks
Date Posted: 14 May 2014 at 12:20am
What's the deal with two pack paint guns? 

Is it a total no no for people with no paint experience? 

Is it expensive to get set up ? 

tuffcab just doesnt do it for me anymore I really want a tough finish . 


Posted By: MarjanM
Date Posted: 14 May 2014 at 12:24am
Chemline spray machine costs about 15K eur. Not a Chinese one that is.

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Marjan Milosevic
MM-Acoustics
www.mm-acoustics.com
https://www.facebook.com/pages/MM-Acoustics/608901282527713


Posted By: SMP
Date Posted: 14 May 2014 at 12:55am
I have finally received some Line X samples various good stuff will be coating some testers soon but seems to do the job.  Although density is an issue to be investigated durability seems very good for abrasion resistance


Posted By: TONY.A.S.S.
Date Posted: 14 May 2014 at 1:02am
Although I've never done it, I do like the Line X finish regarding consistency. Unfortunately it's not for the DIYer, as it involves someone else doing part of your job, Alright for some but not for others I guess. My 2 pack stuff will see me out.

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Posted By: discosucks
Date Posted: 14 May 2014 at 1:13am
Originally posted by MarjanM MarjanM wrote:

Chemline spray machine costs about 15K eur. Not a Chinese one that is.
that clears that up. Would a panel beaters carry this kind of gear?


Posted By: SMP
Date Posted: 14 May 2014 at 7:26am
unlikely as it is a specialist coating process not a paint at all. And requires special kit to apply it. I am investigating other "Cold Catalysed" types but not much headway yet waiting on a few samples


Posted By: tv00
Date Posted: 12 May 2017 at 11:02am
Did anyone try this:
http://www.protectakote.co.uk/protectakote-wb.html" rel="nofollow - http://www.protectakote.co.uk/protectakote-wb.html


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Posted By: MarjanM
Date Posted: 12 May 2017 at 12:17pm
Expensive

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Marjan Milosevic
MM-Acoustics
www.mm-acoustics.com
https://www.facebook.com/pages/MM-Acoustics/608901282527713


Posted By: tv00
Date Posted: 12 May 2017 at 12:57pm
Well if it's lasts it's ok by me :-)


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Posted By: bass*en*mass
Date Posted: 12 May 2017 at 3:08pm
tv00 - go lineX route?




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