950 Plywood/Acrylic Build on Wheels!

  • We are currently upgrading MFK. thanks! -neo
Good luck. I hope this works for you. If not, there is still the liquid rubber, or sanitred option. No matter what keep trying!
 
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It's looking good! I have no doubt that you'll be able to waterproof that box, one way or another! My only concern is that puny axle on those casters... I just can't see that little pin holding all of that weight. I hope I'm wrong, I truly do, but it gives me the sweats every time I see them!

FishheadFrank you have nerves of steel! Keep up the good work!
 
It's looking good! I have no doubt that you'll be able to waterproof that box, one way or another! My only concern is that puny axle on those casters... I just can't see that little pin holding all of that weight. I hope I'm wrong, I truly do, but it gives me the sweats every time I see them!

FishheadFrank you have nerves of steel! Keep up the good work!


Haha, I get a little nervous too everytime I see it! But, I gotta stay positive that the wheels will hold
 
Just a heads up.... Epoxy will not adhere to cured epoxy. Make sure you sand that thing to death before you do another coat, it also works best if the first coat is "watered down" to better soak into the wood and get a "grip" for better adhesion. Probably would have been a good idea to pull that window out as well to epoxy the whole thing then reseat the window :(
 
Just a heads up.... Epoxy will not adhere to cured epoxy. Make sure you sand that thing to death before you do another coat, it also works best if the first coat is "watered down" to better soak into the wood and get a "grip" for better adhesion. Probably would have been a good idea to pull that window out as well to epoxy the whole thing then reseat the window :(

Used Acetone to water down the first couple coats of Max ACR. Thanks, I'll sand it. However, the guys from Polymer Composites said there was no need to sand and they also said it is better to fiberglass the outside rather than the inside of the tank. However, I can't fiberglass the outside of this thing!
 
I can tell you from experience that it will indeed peel. You need to do each coat before the last fully cures, while its still a little "tacky". Also, why they would tell you not to fiberglass the inside blows my mind. It's all about strength and rigidity with epoxy, any kind of flexing will cause microfractures in epoxy leading to cracks and leaking over time. With your build you are going to have flexing so I would fiberglass the entire inside and I'd do 2 layers on the seams.
 
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