Doug, agreed. I used the cure temp only to demonstrate stability of composition
at temps well above what they should see in engine service. If your engine
temps are above 250 you have a problem. John
Doug Bach wrote:
> John,
>
> Remember, the coating only sees 400 F. during the curing process for a short
> period of time. Extended exposure to high temps can (and will) cause color
> change in lighter colors, and may lead to decomposition of the coating after
> extended periods of exposure. The chemistry of the coating is critical,
> epoxies and epoxy/polyester hybrids will show the most discoloration, and
> TGIC polyester and aliphatic urethanes the least. Ask about the composition
> of the coating to determine the suitability for the application.
>
> Doug
>
> Susan and John Roper wrote:
>
> > You cure it at 400 so it can handle most of what an engine would see, but
> > not the exhaust. Eastwood has developed a maroon to match the MG engine
> > color. Its neat stuff when you get it on properly. John
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