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Re Gelcoating

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=37509
Printed Date: November-16-2024 at 10:55pm


Topic: Re Gelcoating
Posted By: shierh
Subject: Re Gelcoating
Date Posted: October-12-2015 at 12:52pm
Well after several attempts i finally got it to work. Had several paint gun issues and then some Gelcoat material issues but over the weekend i was able to get it laid down pretty nice.

Using DA to dry sand with 320g then wet 320 400 600 and then 1000g liquit polish on a wool wheel.   Its coming out pretty good.   

DA sure makes the wet sanding go quick.   

will be painting the color on it this friday then flip it over the following weekend and install engine.   



Replies:
Posted By: 8122pbrainard
Date Posted: October-12-2015 at 1:00pm
Steve,
I've never had any luck with inexpensive guns. I've found that top of the line guns with proper sized fluid tips work best for me. What issues did you have with the NT gun?

http://www.correctcraftfan.com/forum/forum_posts.asp?TID=37341&KW=&PID=482687&title=re-gelcoat-job#482687" rel="nofollow - BTW, so everyone is following your gel job, you may want to continue where you left off in you other thread on the re gel.

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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
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Posted By: shierh
Date Posted: October-12-2015 at 1:18pm
parts loose inside of it and the tip and atomizer dont seal well unless you torque them down.   nut behind trigger kept coming loose and would back out and not let trigger pull all the way.   after issues were corrected it worked pretty good.

boat is upside down on trailer, i was able to coat the whole thing in 2 hrs, used 2gallons of gelcoat and only coated 12" from bottom edge. rest will get paint.   

prior to this it was not going down heavy enough and it would not kick. top layer stayed sticky, clean off with purple stuff and power washer and found bottom layer had cured so sanded down with 150 and hit it again, same result.   third time was a charm. bonus is that it had a good base coat that finished covering all the blisters that i ground out and filled.   

i calculated to get 18 mils of gelcoat i would need to lay down .29 ml per sq inch.
500ml for 3x4 area worked very well.   its likely 20 to 16 in some areas but 18 most of it.


Posted By: SNobsessed
Date Posted: October-12-2015 at 6:59pm
What was different about the 3rd attempt that made it cure out?

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“Beer is proof that God loves us and wants us to be happy.”

Ben Franklin


Posted By: shierh
Date Posted: October-12-2015 at 10:08pm
wet thickness


Posted By: shierh
Date Posted: October-26-2015 at 11:05am


Posted By: shierh
Date Posted: October-26-2015 at 11:19am


Posted By: shierh
Date Posted: October-26-2015 at 11:38am
after i flipped back over on thursday I wet sanded with DA, 600/1500/2000 then 2 grits of polish.
I can count hair on my arm in reflection. Will get one more level of polish and foam pad for final before wax.



Posted By: Fabcon
Date Posted: October-26-2015 at 12:26pm
Very nice job

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1976 Ski Nautique 351 Escort
1984 Barefoot Nautique (Parting Out)


Posted By: Hollywood
Date Posted: October-26-2015 at 12:37pm
sure looks shiny


Posted By: shierh
Date Posted: October-26-2015 at 3:13pm
final shine will be with foam pad and fine cut polish. will wax at the end of the year.

White is gelcoat and blue is PPG Delfleet Essentials which is a 3 party polyurithane enamel.

Should have seen all the blue that washed down driveway and street after wet sanding.


Posted By: JPASS
Date Posted: October-26-2015 at 7:55pm
Looks great




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'92 Correctcraft Ski Nautique


Posted By: wataugasn84
Date Posted: November-02-2015 at 5:12pm
Wow looks great that's a lot of work and unbelievable outcome.

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Watuugasn84


Posted By: shierh
Date Posted: November-02-2015 at 10:57pm
thanks
top side will be the real work can wet sand flat areas with da however the small and faceted surfaces will be all hand work



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