REFLECTOR: EZ-84 hardener

[Ron N VelocityXLFG]

Floating a lid on the top of the Hardener keeps the air out and will 
extend the life of the hardener.
Worked on my hardener build for 10 years and never had a Hardener issue 
in the pump dispenser.

Ron
On 11/18/2012 10:51 PM, Gattenby wrote:
> In my experience...
> Oxygenation will turn it dark (black).  Not a terrable thing.
>
> Cold will make it thick, crystallize / sludge.   Warmth (the hot water 
> trick) can bring it back. But if you try to mix it and put it on the 
> glass while it still has crystals then the layup is garbage.
>
> Leaving it in plastic containers will let the solvent leach out and it 
> will get gummy and is bad. It happens fairly quick ( few months). 
> Faster if you keep it heated.
>
> Transfer it when it's new to glass or metal containers and it will 
> last a few years.
>
> I've tried to use some of the old gummy stuff on non structural 
> things.  It doesn't wet out as well, it takes longer to cure, and when 
> you try to drill a hole in it the glass frayed.
>
> Recommend mixing a batch and do a several layer test strip.  If it 
> dodgy then I wouldn't use it
>
> Just my 2 cents worth.
> The bottom line (pun intended) is
> When it's flying would you trust your bottom on that lay up?
>
> Noel
>
>
>
>
> On Nov 18, 2012, at 2:11 PM, Glenn Falkenberg <airmech2 at gmail.com 
> <mailto:airmech2 at gmail.com>> wrote:
>
>> Is it normal for EZ -84 hardener to get lumpy. I have my epoxy box 
>> temp set at 70 degrees. Is this normal or is it going bad?
>>
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