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Nice thick undercoating like the factory tar stuff? #2075712
05/18/16 11:12 AM
05/18/16 11:12 AM
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Tacoma, Washington USA
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Adam71Charger Offline OP
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I've used spray undercoating before, but it was a lot thinner than the 'tar-like' factory undercoating. What is a decent undercoating that can be applied 1/4" thick and stick well to both bare and painted metal?

Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2075740
05/18/16 11:45 AM
05/18/16 11:45 AM
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JohnRR Offline
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Resto Rick sells a product that is like the factory stuff.


running up my post count some more .
Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2075770
05/18/16 12:36 PM
05/18/16 12:36 PM
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jcc Offline
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FWIW, I read years back, many decades ago, some OEM undercoatings had asbestos as an additive. What exactly for, I don't know. I have never been able to 100% confirm that. I also understand that would create such a huge liability for the car restoration segment/industry/hobby, most will ignore/not touch the subject, so wanting to have the old thick undercoating may not be really what you want. eek grin

Last edited by jcc; 05/18/16 12:37 PM.

Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.
Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2075861
05/18/16 02:46 PM
05/18/16 02:46 PM
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Tacoma, Washington USA
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Adam71Charger Offline OP
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It's not the ingredients I'm trying to match, it's the thickness and adhesion I'm after. Of course, I'd like it to look like an automotive undercoating, but I don't need the actual stuff they used. John I'll check out restore rick thanks. Jcc, I swear they used to put asbestos in everything lol.

I would like to know though, what the stuff they used in the 70's was made of and how it was applied. My guess is its similar to asphalt and was applied hot?

Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2075871
05/18/16 03:02 PM
05/18/16 03:02 PM
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eek, now I know why my toothpaste would never catch fire. grin


Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.
Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2075897
05/18/16 03:31 PM
05/18/16 03:31 PM
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Originally Posted By Adam71Charger
It's not the ingredients I'm trying to match, it's the thickness and adhesion I'm after. Of course, I'd like it to look like an automotive undercoating, but I don't need the actual stuff they used. John I'll check out restore rick thanks. Jcc, I swear they used to put asbestos in everything lol.

I would like to know though, what the stuff they used in the 70's was made of and how it was applied. My guess is its similar to asphalt and was applied hot?


I've always heard and knew that every factory did things differently. I don't know if there was a "standard" as for undercoating. With that, the majority of people claim undercoating was mainly left for the dealerships to apply but not always

Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2075999
05/18/16 06:16 PM
05/18/16 06:16 PM
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JohnRR Offline
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Originally Posted By Adam71Charger

I would like to know though, what the stuff they used in the 70's was made of and how it was applied. My guess is its similar to asphalt and was applied hot?


check with Rick , he has stuff that acts similar and the gun to apply it , it won't be cheap though .

If it's not a restoration something like herculiner would work well. I bought some bedliner that came in a spray can ...

Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2076113
05/18/16 09:18 PM
05/18/16 09:18 PM
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oklahoma
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forphorty Offline
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Originally Posted By Adam71Charger
I've used spray undercoating before, but it was a lot thinner than the 'tar-like' factory undercoating. What is a decent undercoating that can be applied 1/4" thick and stick well to both bare and painted metal?
I wouldn't put undercoating over bare metal. If it gets moisture underneath it will rust like crazy. I'm not a real fan of undercoating myself (except in the wheelhouse). You might check this out:http://3mcollision.com/3m-body-schutz-rubberized-coating-black-8864.html

Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2076115
05/18/16 09:25 PM
05/18/16 09:25 PM
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Utah and Alaska
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I used to use roofing tar mixed with gasoline (grew up in the rust belt), the gasoline would evaporate and I applied it with a suction sand blaster...worked good, last a life time. The cars would rot around the tar...Tim


1941 Taylorcraft
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1994 Wrangler
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Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2076123
05/18/16 09:47 PM
05/18/16 09:47 PM
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Zombieland
Car Nut Offline
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Zombieland
Truck bed liner.

6638dcf05a1c3ca9124c97ae0d2aa7e4.jpg
Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2076182
05/18/16 11:18 PM
05/18/16 11:18 PM
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Southeast PA
5wndwcpe Offline
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RestoRicks stuff works well for me, but bear in mind, how you apply it (air pressure, speed, flash time etc.) will greatly affect the overall appearance. This is a good thing though as it allows you some flexibility in tailoring the look you're after.


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Re: Nice thick undercoating like the factory tar stuff? [Re: Adam71Charger] #2076273
05/19/16 01:09 AM
05/19/16 01:09 AM
Joined: Nov 2011
Posts: 2,154
Its a TRAP!
DARTH V8Я Offline
Oh No!! I just had a moron attack!
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Its a TRAP!
Any coating in a can and a... and here's the key, a schultz gun.


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Re: Nice thick undercoating like the factory tar stuff? [Re: Car Nut] #2076523
05/19/16 03:11 PM
05/19/16 03:11 PM
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West Palm Beach, Florida
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Originally Posted By Car Nut
Truck bed liner.


I used this stuff too.


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