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kymooses
Senior Member
Joined: 01 Aug 2010
Location: Louisville, Ky
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Posts: 1807
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Topic: Rust on the frame Posted: 17 Mar 2014 at 4:26pm |
it converts the iron oxide into iron phosphates which are more stable and harder. in turn making a better platform for primers and topcoats.
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David and Danette
podders Helping podders - pHp
Joined: 24 Nov 2009
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Posts: 1223
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Posted: 17 Mar 2014 at 3:25pm |
Originally posted by Sleepless
Here in Florida our boat trailers rapidly rust due to the regular dunking in salt water. We use Ospho, a product that actually destroys any rust remaining after sanding the area. It will then accept a finish coat of paint with no danger of peeling. or flaking.
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Ospho is great, just remove the lose rust no need to take it to bare metal. Apply Ospho let it dry then paint over. I have used on our trailers and the rust never returned. It chemically reacts with the rust and stops it very simple. Sort of like a antibiotic with a bacteria infection. If there is a member who is a chemist I am sure it could be explained better. marwayne, techntrek or anyone else how are you in chemistry? David
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2018 Vista Cruiser 19BFD (2018-
2012 Vibe 6503 (2014-2019)
2009 r-pod 171 (2009-2014)
Middle Tn
2014 Ram 1500 Quad cab
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cody91
Senior Member
Joined: 12 Feb 2014
Online Status: Offline
Posts: 184
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Posted: 17 Mar 2014 at 9:55am |
Thanks for the response everyone. Looks like I'll be scraping some rust off the trailer once this snow goes away here in Virginia.
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Sleepless
Senior Member
Joined: 07 Jun 2013
Location: Titusville, FL
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Posts: 556
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Posted: 16 Mar 2014 at 9:39pm |
Here in Florida our boat trailers rapidly rust due to the regular dunking in salt water. We use Ospho, a product that actually destroys any rust remaining after sanding the area. It will then accept a finish coat of paint with no danger of peeling. or flaking.
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2014 R-Pod 178 (OUR POD)
2009 Chevrolet Avalanche
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Hairy Podders
Senior Member
Joined: 05 Mar 2014
Location: Northwest Ohio
Online Status: Offline
Posts: 217
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Posted: 16 Mar 2014 at 5:02pm |
POR 15 is a great heavy duty paint, meant for recoating rusted areas. Of course you still need to lightly sand the loose rust off first. Then clean the dirt & dust off. Rustoleum works well, but is a very soft paint that doesn't hold up chemicals well. That said, I scraped, primed & painted the frame & underside of our Coleman Columbia popup about 8 years ago & its holding up great. But it also sits in a heated & cooled garage year around & has only been rained on about 6 times in 9 years. It also gets washed & waxed before every outing....
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Darryl, Julie & Lindsey
Cooper & Libby- Devoted Canines
2014 RP178
2006 Wrangler Unlimited Rubicon
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Leo B
podders Helping podders - pHp
Joined: 13 Jan 2012
Location: Lyndonville, VT
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Posts: 4518
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Posted: 16 Mar 2014 at 8:09am |
I agree with Doug, you need to get rid of the rust first. a light sanding first should take care of it.
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Leo & Melissa Bachand
2017 Ford F150
2021 Vista Cruiser 19 csk
Previously owned
2015 Rpod 179
2010 Rpod 171
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techntrek
Admin Group - pHp
Joined: 29 Jul 2009
Location: MD
Online Status: Offline
Posts: 9062
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Posted: 15 Mar 2014 at 11:11pm |
Gotta get the rust off first, and apply primer to prevent new rust. If you take option 1 it will all just flake off.
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cody91
Senior Member
Joined: 12 Feb 2014
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Posts: 184
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Posted: 15 Mar 2014 at 10:52pm |
I noticed some superficial rust on the bottom part of the frame of my R178.
I was thinking about doing one of the following:
1) Just spray semi-gloss black Rustoleum over the rust
2) Lightly sand the rust off, spray primer on the affected area, spray semi-gloss black Rustoleum over the primer.
Any thoughts/suggestions? Thanks,
Cody91
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