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CPES

Printed From: CorrectCraftFan.com
Category: Repairs and Maintenance
Forum Name: Boat Maintenance
Forum Discription: Discuss maintenance of your Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=20105
Printed Date: November-20-2024 at 8:29am


Topic: CPES
Posted By: connorssons
Subject: CPES
Date Posted: December-03-2010 at 1:04pm
How many coats required on new wood, stringers. and bulkheads. thanks jeff



Replies:
Posted By: 81nautique
Date Posted: December-03-2010 at 1:15pm
2 coats wet on wet are recommended.


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You can’t change the wind but you can adjust your sails


Posted By: connorssons
Date Posted: December-03-2010 at 7:39pm
Well put first coat on this morning, will it hurt to reapply tonight.


Posted By: WOFTAM
Date Posted: December-03-2010 at 7:50pm
Connorsons-

Did you do it inside or outside? I am interested to know the odor associated with it.

Also, do you mind sending me a pic of your dolley that the boat is on? I tried to PM you, but the email must not have gotten through.

I am near Kalamazoo. Where are you?

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Just because you can does not mean you should.


Posted By: connorssons
Date Posted: December-03-2010 at 7:57pm
Hello Woftom!Im in coldwater just past girard exit on I69 tried e mailing last week to no avail. come on down and check it out. the odor indoors is pretty strong, but its kind nice if ya know what i mean feel free to call any time 269 506 1249 jeff


Posted By: TRBenj
Date Posted: December-03-2010 at 7:59pm
Originally posted by connorssons connorssons wrote:

the odor indoors is pretty strong

What odor are you talking about?

Ive never noticed much of an odor at all with epoxy based fiberglass, CPES included. The only thing that seems to really be better outside is the grinding- but thats because of the dust. Ive heard that polyester is a different story, but dont have any experience with it.

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Posted By: connorssons
Date Posted: December-03-2010 at 8:03pm
The odor of the cpes, I did mine in a heated pole barn, sitting in here right now and its still very noticeable.


Posted By: 81nautique
Date Posted: December-03-2010 at 8:14pm
Holy crap Tim, CPES odor is unbearable. Give it about 30 minutes to kick and it will knock you over.

Connorsons, If you used the regular formula and not the cold weather you MAY still be able to apply a second coat and get it to penetrate. I would aplly a second coat right now, it will still get into any open grains as one coat probably just got sucked in deep.

I started using the cold weather formula so I can do all my CPESing outside.

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You can’t change the wind but you can adjust your sails


Posted By: WakeSlayer
Date Posted: December-03-2010 at 8:17pm
Tim, not sure how you could think that about the CPES. It is extremely fumey. The epoxy is hardly fumey at all.

I wore a respirator doing anything with CPES, even after it flashes off it stuck around for a few hours. Never with the epoxy.


Edit:    Holy crap is right!!!!!!

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Mike N

1968 Mustang







Posted By: connorssons
Date Posted: December-03-2010 at 8:20pm
Thanks guys! im on the second coat right now


Posted By: 8122pbrainard
Date Posted: December-03-2010 at 8:33pm
I've never had a problem with the odor ether but I have always been very tolerant to solvents. I don't even wear a resperator when spraying! Maybe that's why I can't remember anything anymore?

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/diaries/details.asp?ID=1622" rel="nofollow -

54 Atom

/diaries/details.asp?ID=2179" rel="nofollow - 77 Tique

64 X55 Dunphy

Keep it original, Pete
<


Posted By: connorssons
Date Posted: December-03-2010 at 9:19pm
Well just got done with second coat, it worked fine. the wood sucked it up like a 2 dollar wh%#@*


Posted By: Gary S
Date Posted: December-03-2010 at 9:36pm
I thought it was terrible but then again I have an attached garage and it went thru out the house.

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http://www.correctcraftfan.com/diaries/details.asp?ID=1711&sort=&pagenum=1&yrstart=1966&yrend=1970" rel="nofollow - 69 Mustang HM SS
95 Nautique Super Sport


Posted By: boat dr
Date Posted: December-03-2010 at 10:00pm
It smells like progress,out with the old and in with the new.I too have used my share of CPES on the latest rebuild, and glad to be two steps beyond the CPES.Final bottom coat #3,now to move on to transom repair.
Next on the list is stain and varnish on the sides. March and SJRR is not far off.........

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boat dr

/diaries/details.asp?ID=4631 - 1949 Dart
/diaries/details.asp?ID=1533 - 1964 American Skier


Posted By: Keeganino
Date Posted: December-03-2010 at 10:34pm
Doc I cant wait to see that beauty once she is done.

CPES was by far the worst fumes out of the entire process. Epoxy is nothing like poly resin. When I was doing large pieces of wood I would just pour it on and let it soak in. Some pieces would drink 8 oz the first time around then 4oz the next time and then the third time barely absorb anything at all. I love that product. You can see it work its magic.   Makes the grain really pretty too.

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"working on these old boats may not be cost effective but as it shows its what it brings into your life that matters" -Roger

http://www.correctcraftfan.com/diaries/details.asp?ID=4897" rel="nofollow - 1973 Skier


Posted By: boat dr
Date Posted: December-03-2010 at 10:51pm
[QUOTE=Keeganino] Doc I cant wait to see that beauty once she is done.

Are your plans for late March including SJRR.......If the creek stays low, she will be in Florida that week. Love to give ya a spin......

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boat dr

/diaries/details.asp?ID=4631 - 1949 Dart
/diaries/details.asp?ID=1533 - 1964 American Skier


Posted By: jbear
Date Posted: December-04-2010 at 2:00am
Originally posted by 8122pbrainard 8122pbrainard wrote:

Maybe that's why I can't remember anything anymore?


Uhhhh no.......has more to do with an early 50's birthdate.

But you could say that this is a case of the pot calling the kettle black.

john

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"Loud pipes save lives"



AdamT sez "I'm Canadian and a beaver lover myself"...


Posted By: eric lavine
Date Posted: December-04-2010 at 9:14am
I dont know on second coats if its a good idea to scuff the areas where it is being re-applied once it flashes and drys? someone im sure will answer

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"the things you own will start to own you"


Posted By: 8122pbrainard
Date Posted: December-04-2010 at 9:57am
Originally posted by jbear jbear wrote:

Originally posted by 8122pbrainard 8122pbrainard wrote:

Maybe that's why I can't remember anything anymore?


Uhhhh no.......has more to do with an early 50's birthdate.

john

John,
At least you didn't mention the late 60"s!

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/diaries/details.asp?ID=1622" rel="nofollow -

54 Atom

/diaries/details.asp?ID=2179" rel="nofollow - 77 Tique

64 X55 Dunphy

Keep it original, Pete
<


Posted By: TRBenj
Date Posted: December-04-2010 at 11:15am
Ha, I guess I stand corrected. I havent coated anything with CPES on a large scale so maybe thats why I didnt notice it?

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Posted By: 8122pbrainard
Date Posted: December-04-2010 at 11:47am
Tim,
It is some pretty tough stuff!
Originally posted by lewy2001 lewy2001 wrote:


CPES-
Epoxy A&B
Naptha CAS # 64742-95-6 *
xylene (common paint store solvent)
toluene (common paint store solvent)
isopropyl alcohol (2-propanol) (common, cheap rubbing alcohol)
2-butanone
4-methyl 2-pentanone
2-heptanone
4-methyl 2-hexanone
2-pentanone
dipropylene glycol monomethylether
diisobutyl ketone
ethyl acetate
isobutyl acetate
ethyl 3-ethoxy propionate
propylene glycol monomethylether acetate
hexyl acetate
isobutyl isobutyrate
diacetone alcohol
cyclohexanone

Volatile organic content (VOC) 675 grams / liter

m,
It's some pretty tough stuff!

I wonder if you can get it in California without getting a EPA title 5 air permit!

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/diaries/details.asp?ID=1622" rel="nofollow -

54 Atom

/diaries/details.asp?ID=2179" rel="nofollow - 77 Tique

64 X55 Dunphy

Keep it original, Pete
<


Posted By: connorssons
Date Posted: December-04-2010 at 12:21pm
Eric! the second coat went on fine, soaked in really well. you can definetly tell the differance with a 2nd coat on, very good product.


Posted By: Matt R.
Date Posted: December-04-2010 at 12:37pm
are you located on coldwater lake or one of the chain lakes? we are on coldwater lake. just bought an 80 SN in the fall and doing a stringer job right now. coldwater is a shallow lake. glad to hear from someone local.

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Matt R.


Posted By: eric lavine
Date Posted: December-04-2010 at 4:38pm
on base coats you have 6 hours to re-apply a second coat, after that you have to scuff it so it sticks. I was just curious

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"the things you own will start to own you"


Posted By: WOFTAM
Date Posted: December-04-2010 at 5:38pm
So what would happen if I used warm outside in 35 degrees and let it kick then brought it into my attached garage warmed to 60 to dry. I was hoping to get some cold formula today at Wolfs in Benton Harbor but they only carried Git Rot so I passed. I will place an order with Jamestown this evening for the cold formula is using the warm in current southwest Michigantemps are out of the question.

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Just because you can does not mean you should.


Posted By: 81nautique
Date Posted: December-04-2010 at 5:51pm
Originally posted by WOFTAM WOFTAM wrote:

So what would happen if I used warm outside in 35 degrees and let it kick then brought it into my attached garage warmed to 60 to dry. I was hoping to get some cold formula today at Wolfs in Benton Harbor but they only carried Git Rot so I passed. I will place an order with Jamestown this evening for the cold formula is using the warm in current southwest Michigantemps are out of the question.


I think as long as you store it inside where it's warm and mix it in the warm garage, give it a few minutes to kick then you could apply it outside but it takes so long to cure that it will stink up your garage no matter what once you move everything back in and close the garage up. Cpes is pretty forgiving and seems to cure in any situation with enough time.

I try to coat everything outside and leave it out there until dark then do like you suggested and I move all my pieces in the garage and crank the heat overnight. Next morning all is ready to work with and most of the fumes are gone. I open the garage for about 30 minutes and it's clear enough to work in. I do lose all my heat unfortunetly but I keep the garage heat down around 50 when I'm working anyway. Make sure you clear that garage before working in there that stuff will give you a nasty headache.

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You can’t change the wind but you can adjust your sails


Posted By: Keeganino
Date Posted: December-04-2010 at 10:21pm
I bought cold formula CPES and was still using it when it got hot so I would put it in the fridge overnight and use it first thing in the morning. It really drank the cold stuff.

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"working on these old boats may not be cost effective but as it shows its what it brings into your life that matters" -Roger

http://www.correctcraftfan.com/diaries/details.asp?ID=4897" rel="nofollow - 1973 Skier


Posted By: connorssons
Date Posted: December-04-2010 at 10:49pm
Hello! Matt, Im on the north chain, craig lake, across from the waffle farm. where are ya at coldwater lk. have ya seen the orange martinique there, tried to buy it this summer but the hubby wont let it go yet. momma tried to sell it wile the hubby was sleeping she wanted a toon! I have friends on the island, dont venture there much, cant get the separator under the bridge and dont like the pig patrol down there either


Posted By: WOFTAM
Date Posted: December-05-2010 at 9:54pm
Do I dry fit the stringers, then CPES all sides, allow to dry then epoxy into place?

OR

CPES the wood, then cut them to shape, allow to dry then epoxy into place?

OR

Cut the stringers to shape, epoxy into place then CPES them?

Thanks

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Just because you can does not mean you should.


Posted By: 8122pbrainard
Date Posted: December-05-2010 at 10:00pm
Cut and fit all the wood to the final shape then CPES all sides. The end grain will really suck it up!! Then you can bed them into the hull.

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/diaries/details.asp?ID=1622" rel="nofollow -

54 Atom

/diaries/details.asp?ID=2179" rel="nofollow - 77 Tique

64 X55 Dunphy

Keep it original, Pete
<


Posted By: Okie Boarder
Date Posted: December-06-2010 at 1:59pm
Yeah, the CPES had a strong odor to me too. I will agree it kind of smelled good in a way too. Pete, I wouldn't be surprised if CA has banned it, knowing them. One of many reasons I don't live there anymore...over regulated and going broke...LOL!


Posted By: WOFTAM
Date Posted: December-07-2010 at 12:38pm
Connorsons-

How much did you end up going through? I want to make sure I have enough before I embark on this part since it is so beneficial to apply the 2nd coat "wet"

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Just because you can does not mean you should.


Posted By: Keeganino
Date Posted: December-07-2010 at 1:24pm
I used just under 2 gallons on the Skier

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"working on these old boats may not be cost effective but as it shows its what it brings into your life that matters" -Roger

http://www.correctcraftfan.com/diaries/details.asp?ID=4897" rel="nofollow - 1973 Skier


Posted By: connorssons
Date Posted: December-08-2010 at 1:30am
So far Im at 1/2 gallon, the dry marine ply and dougfir really likes this stuff in my opinion, this is the cats ass . depending on how much wood you treat will tell the tale! if you buy to much let me know? ill buy it from ya. I have alot of projects to work on! Jeff


Posted By: WOFTAM
Date Posted: December-08-2010 at 11:01pm
I just ordered 2 gallons of the cold stuff.

Maybe it will be here for the weekend.?

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Just because you can does not mean you should.



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