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silverseven
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Postby silverseven » 31 Dec 2007 03:26

<blockquote id="quote"><font size="1" face="Century Gothic, Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by Launie</i>

Thank you Samco. Very instructive and helpful. We in Canada are in the same boat with nitrocellulose. It used to be widely available hard to find now. (I sprayed it years ago on new kitchen cupboard doors - what fun.)

The trend to HVLP is also strong, having been started by those Californians I suspect! (with respect)

It is difficult to know what way to go as a home garage (non-painter)hobbyist who likes to do everything without sending out or paying real money. I guess I ought to look for a good thread on DIY painting. Any suggestions anyone?

Very nice paint job, samco. You are a pro in my books!

Launie
<hr height="1" noshade id="quote"></font id="quote"></blockquote id="quote">


Better hurry up Launie. (off topic fyi)

January 2009 is the target date for mandatory usage of environmentally safer waterborn base paint here in Canada. After this law passes, all solvent based automotive paints (with the exception of clear top coat) will be illegal to sell over the counter.

Ron.

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Launie
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Postby Launie » 31 Dec 2007 18:29

bmcecosse, you got me wondering. I had to do a little research to be sure of my own experiences (terrible memory - showing my age).

I'm certainly no paint expert, but my understanding is that the correct term actually is 'nitro-cellulose', and yes, it is highly flammable. But that is what was used on most vehicles even into the early '80s, plus it was the typical wood finish for furniture for a very long time.

NC is most certainly what I used to spray a set of kitchen cabinets, and that was 1990! We could (and can) still buy it over the counter, although as Spyder says, all solvent-based paints will be unavailable at the end of 2008.

By the way, nitro-cellulose lacquer is still used by many smaller musical instrument makers (the big ones having shifted to UV drying urethanes). I sell wood to guitar makers, and NC is still the finish of many high-end guitars, and certainly the original finish of almost every guitar manufactured before 1995 or so.

Sorry about rambling on about mere terminology. But it does raise the question, "what paint did you use in the video samco?"



Launie
'76 TR7 FHC
'86 Renault Alliance (daily driver)
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'86 BMW 635CSi

samco
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Postby samco » 31 Dec 2007 19:27

I can tell you that in my 26 years of fiddling with cars that at least in the UK the paint is known as cellulose. I have never heard it refered to as nitro cellulose. I spent a year working in San Diego in 1986 in a small factory building Ferrari Daytona replicas (as used in the first series of Miami Vice) and from memory many paints were refred to as lacquers but in the UK a laquer is a clear coat normally sprayed over a metallic base coat. If you follow the link in my original post to the ebay listing I used to buy the paint it may tell you more.

As far as the Nitro description is concerned, I would not like to say for sure but having worked with our American cousins for over a year and knowing how they like to re name things I would bet that your Nitro cellulose is in fact our cellulose.

If it doesn't fit you obviously need a bigger hammer.

www.metronewquay.co.uk www.wheelintheheel.co.uk

Check out my album

http://s163.photobucket.com/albums/t299/samco_bucket/

My youtube progress http://www.youtube.com/watch?v=4kMDqLU1N7Y



1980 Californian import converted to right hand drive V8. Under construction.
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tr8
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Postby tr8 » 31 Dec 2007 23:40

The music is AC/DC "Back in Black".

Just had another watch...inspirational.

Paul

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Postby tr8 » 31 Dec 2007 23:49

Ron

What is the North American equivalent to cellulose? Is it enamel?

Paul

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Postby FI Spyder » 01 Jan 2008 03:19

There seems to be a great number of names and types of paint. Basically Lacquer is solvent based and as such can be resprayed at any time as the solvent reactivates the older paint to make the bond. Enamel is a chemical reaction when it dries so it has to be recoated within a specific time (a matter of minute or hours) or you have to wait 5 or so days for it to completely dry so it can be sanded for a mechanical bond with the new coat. That being said I have seen paint called enamel that can be resprayed at any time.

I don't know about other TR7's but Solihull Spiders were painted with Thermo Plastic Acrylic. Mine still has the original TPA Paint sticker on the LH strut tower. TPA was apparently used on Jaguars and Rolls Royces too.

In some places that lacquers are outlawed they are available for special applications like collector/antique cars were the original type paint enhances the value of the car where 2 pack paints would not.

Has any one used water based paints? What do they smell like? Paint like?

TR7 Spider - 1978 Spifire - 1976 Spitfire - 1988 Tercel 4X4 - Kali on Integra - 1991 Integra
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samco
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Postby samco » 01 Jan 2008 08:15

I do know a sprayer that has converted to water based and it has cost him a fortune to adapt to all of the new equipment. Essentially water based needs a flow of air to allow the paint to dry, the very thing you try to avoid when spraying other types of paint. Apparently there are two upsides with it though, it does not smell bad and if you make a mistake you can wipe the panel with a wet cloth dry it off and have anoher go. He did tell me that at this time you could not get water based clear coats so he is still using two pack (2K) top coats on metallic surfaces.

If it doesn't fit you obviously need a bigger hammer.

www.metronewquay.co.uk www.wheelintheheel.co.uk

Check out my album

http://s163.photobucket.com/albums/t299/samco_bucket/

My youtube progress http://www.youtube.com/watch?v=4kMDqLU1N7Y



1980 Californian import converted to right hand drive V8. Under construction.
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