[T2] [Q] Heat Resistant Foam

[c.dreike]

There are references to NASA insulation in the Heat Rust Noise section 
in the Archives. Link here:
http://type2.com/library/heat/intrir1.html

Chris
64DD Kamper Kit


On 5/10/2018 10:33 AM, David C Matthews wrote:
> Also working on the engine compartment and thinking about how to insulate
> the ceiling. Noticed on an unrelated project that spray-able foams (i.e.
> Great Stuff) do not stick to plastic. That means you can use plastic to
> provide an expansion barrier when applying foam, peeling off the plastic
> once the foam is cured.
>
> Applying this technique to the ceiling of the engine compartment, plan on
> temporarily attaching plastic drop cloth to the ribbing (probably with
> rubber cement). Foam will then be squirted into the "mold" by poking the
> application nozzle through the plastic. Once cured, the plastic will be
> peeled and the rubber cement scrubbed off.
>
> The question is whether the fire-block types of foam will provide the
> necessary thermal characteristics. Found two fire-block types of spray-able
> foam, and they each are supposed to handle temperatures up to 240-250
> degrees F.
>
> Is that sufficient?
>
> Have not put a thermometer in the engine compartment (yet).
>
> David
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