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Removing caswell epoxy
- Greg Davis
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10 Aug 2020 10:12 #832564
by Greg Davis
Removing caswell epoxy was created by Greg Davis
Hi All, Ive got an kz1300, The tank was treated with caswell epoxy without attempting any rust removal
prior to coating (not me) I would like to remove the coating and use evapo rust remover. A little stumped
as to what to try. Any suggestions Thanks Greg
prior to coating (not me) I would like to remove the coating and use evapo rust remover. A little stumped
as to what to try. Any suggestions Thanks Greg
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- M_a_t_t
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10 Aug 2020 12:48 #832572
by M_a_t_t
83 KZ1100A (shaft)
17 Versys X 300 abs
81 kz650h1
81 kz750e2
90 Honda CBR600F (brother's)
Replied by M_a_t_t on topic Removing caswell epoxy
You might try electrolysis. I'm not sure how effective it would be against an epoxy liner, but it removes paint and rust.
kzrider.com/forum/11-projects/613536-1977-kz1000-ltd#830843
kzrider.com/forum/11-projects/613536-1977-kz1000-ltd#830843
83 KZ1100A (shaft)
17 Versys X 300 abs
81 kz650h1
81 kz750e2
90 Honda CBR600F (brother's)
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- Mikaw
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10 Aug 2020 14:23 #832574
by Mikaw
1976 KZ 900 A4 kzrider.com/forum/11-projects/613548-1976-kz-900-a4
1976 KZ 900 B1 LTD
1978 KZ 1000 B2 LTD
1980 KZ 750 E1
Kowledge Speaks, But Wisdom Listens.
Jimi Hendrix.
Replied by Mikaw on topic Removing caswell epoxy
I used acetone to remove a botched coating job. I have no idea what brand of coating.
1976 KZ 900 A4 kzrider.com/forum/11-projects/613548-1976-kz-900-a4
1976 KZ 900 B1 LTD
1978 KZ 1000 B2 LTD
1980 KZ 750 E1
Kowledge Speaks, But Wisdom Listens.
Jimi Hendrix.
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- Scirocco
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10 Aug 2020 14:46 #832581
by Scirocco
My 1975 Z 1 B 900 Project
www.kzrider.com/forum/11-projects/605133...ears-deep-sleep-mode
Replied by Scirocco on topic Removing caswell epoxy
No eBay APP ID and/or Cert ID defined in Kunena configurationI had good results with MEK (methyl ethyl ketone) aka Butanone, to remove old tank liners.
My 1975 Z 1 B 900 Project
www.kzrider.com/forum/11-projects/605133...ears-deep-sleep-mode
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- Nessism
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10 Aug 2020 16:21 #832602
by Nessism
Replied by Nessism on topic Removing caswell epoxy
Man that sucks! Hacks shouldn't be allowed to work on bikes!
I'd try methylene chloride paint stripper and be prepared for a struggle. Something abrasive like aquarium rocks inside the tank will help scrub the surface.
GOOD LUCK!!!
I'd try methylene chloride paint stripper and be prepared for a struggle. Something abrasive like aquarium rocks inside the tank will help scrub the surface.
GOOD LUCK!!!
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- Shankkole
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10 Aug 2020 16:48 #832608
by Shankkole
Replied by Shankkole on topic Removing caswell epoxy
I plug them, throw in a handful of stainless 1/4 nuts, and whatever super evil concentrate you want to use(MEK) or other. Cap ,then blue tape the entire Tank(glue cleans off with rubbing alcohol).Every 4 hours flip or rotate, re strap in and start back up. craigslist has baby swings( you may even meet a lonely young new mom and strike up a new friendship, or a new dad who is forced to sell his old motorcycle in back of the garage.)Hope this helps!
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- ckahleer
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10 Aug 2020 16:53 #832610
by ckahleer
94 KE100
81 CM200t
82 KZ305
85 VF1100c
Replied by ckahleer on topic Removing caswell epoxy
Unlike other liners, Caswell is epoxy. I would get one of those small dual tubes of clear epoxy and mix up a batch. After it hardens, try different stuff on it and find what breaks it down.
94 KE100
81 CM200t
82 KZ305
85 VF1100c
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- martin_csr
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10 Aug 2020 21:22 #832626
by martin_csr
Replied by martin_csr on topic Removing caswell epoxy
Just in case. Are you planning on a repaint? Because anything you use is likely to ruin the paint. but you probably already considered that.
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- TexasKZ
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11 Aug 2020 05:57 #832642
by TexasKZ
1982 KZ1000 LTD parts donor
1981 KZ1000 LTD awaiting resurrection
2000 ZRX1100 not ridden enough
Replied by TexasKZ on topic Removing caswell epoxy
If you are not familiar with MEK, you need to be very, very careful with it. Use it outdoors and be sure to wear gloves and goggles. Try to avoid contact or breathing the fumes.
I am not familiar with what Nessism recommended, but I would recommend serious caution here, too.
I am not familiar with what Nessism recommended, but I would recommend serious caution here, too.
1982 KZ1000 LTD parts donor
1981 KZ1000 LTD awaiting resurrection
2000 ZRX1100 not ridden enough
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- Greg Davis
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11 Aug 2020 09:15 #832653
by Greg Davis
Replied by Greg Davis on topic Removing caswell epoxy
Yes A repaint was planned, The tank overall is in good condition. I'm just not comfortable with what looks like crushed cornflakes in the tank.
The bike was in storage in Washington for 30 years, Overall it is in remarkably excellent condition short of the fuel system being left with an almost
full tank of fuel that turned into shellac. The owner in an effort to restart rinsed it out with more corn fuel and then applied the epoxy coating
further gumming things up. I will take each and all replies seriously and try and remedy this. Once again Thank you All !!!!!!
The bike was in storage in Washington for 30 years, Overall it is in remarkably excellent condition short of the fuel system being left with an almost
full tank of fuel that turned into shellac. The owner in an effort to restart rinsed it out with more corn fuel and then applied the epoxy coating
further gumming things up. I will take each and all replies seriously and try and remedy this. Once again Thank you All !!!!!!
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- z1kzonly
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11 Aug 2020 10:05 #832657
by z1kzonly
Livin in "CheektaVegas, NY
Went thru 25 of these in 40 yrs.
I SOLD OUT! THE KAW BARN IS EMPTY.
More room for The Old Girl, Harley 75 FLH Electra Glide,
Old faithful! Points ign. Bendix Orig. carb.
Starts everytime!
Replied by z1kzonly on topic Removing caswell epoxy
Me, I used Caswell, so far so good. But I conditioned tanks before hand. I am a painter.
I would get a 5 gallon pail or basic wash lacquer thinner. ($65) Or 2 or 3 gal. cans Then fill up the gas tank with it. just let it sit for a few days. Lacquer thinner should bite into it.
I would get a 5 gallon pail or basic wash lacquer thinner. ($65) Or 2 or 3 gal. cans Then fill up the gas tank with it. just let it sit for a few days. Lacquer thinner should bite into it.
Livin in "CheektaVegas, NY
Went thru 25 of these in 40 yrs.
I SOLD OUT! THE KAW BARN IS EMPTY.
More room for The Old Girl, Harley 75 FLH Electra Glide,
Old faithful! Points ign. Bendix Orig. carb.
Starts everytime!
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