Acrylic fabrication questions? I can help!

Good idea. does the polish have any effect if you accidently buff some of the clean panels with it?


Yes, so you want to avoid that by applying masking tape right to the edge of where you polish. If you hit the face of a panel, it might leave a bit of a haze that you can hand buff out
 
...and that doesn't mean they will last necessarily. A buddy of mine had his 1/2" Amana upcut blow up on him. Found half the bit in the wall, the rest a few months later. He also had a Whiteside bit blow, but he was routing PVC. Hasn't found that one.

I've never had it happen. I imagine that it might have something to do with technique and feed rate. I had a bearing fly apart once tho.

WOW!!! This could be very dangerous. :uhoh2:
 
It just made mine more shiny, but I would still tape it off. If you accidentally picked up a piece of dirt or a shaving of acrylic, it might put a decent scratch in the surface.
 
That's why you never reach over the top of the router bit and always have your work between you and the bit. I also wear a full face mask. I've been meaning to get a nice thick leather apron but I never get around to it. Having a guard over the top of the bit is a good idea as well but not always convenient. Neither is having the kickback preventer on a table saw :)
 
WOW!!! This could be very dangerous. :uhoh2:

That's why you should ALWAYS wear eye protection. It's also important to not take off too much material at once. The bits are made for wood and might act differently in other materials.

Anything spinning at 20K rpm demands respect!
 
I have a small 2'x2' frag tank and one seam has split from the top, It actually came this way, I got two of them.. Well I was going to just fix the one. The split is small and goes just below the surface and the tank is shallow so there is not much added stress.

I was going to fill the split with weld on and put pressure on the seam till it dried. Then I was going to glue a gusset into the corner to make sure it is strong and wont leak as a precaution. I can not find a square piece other than extruded. Extruded is not flat though.. Anyone know where to get a small Square rods piece cast or cut? or even a filet. Probably only need 1/2 or less.
 
I'd appreciate it!

As promised here's a photo, cut with a up trim bit.

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Here is one with a flush trim bit.

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Not to much of a difference, but the up trim bit seems to be a little cleaner.
 
Thanks for the photo. I can see a little difference and would probably be something to get if I were to build several more projects. As it sits now, I've got about $1000 dollars worth of tools and materials to build this overflow! LOL I may make a few more with the acrylic I have to sale and offset some of the cost though. Heck, just the bulkhead fittings for one of these were over $50.
 
Thanks for the photo. I can see a little difference and would probably be something to get if I were to build several more projects. As it sits now, I've got about $1000 dollars worth of tools and materials to build this overflow! LOL I may make a few more with the acrylic I have to sale and offset some of the cost though. Heck, just the bulkhead fittings for one of these were over $50.

Sounds like my DIY LED light I built a few years back, It cost me tools, and materials about $1300, to save money, and not to buy a $750 light LOL Good luck with your build project, my career building LED lights never took off

Good Luck Derek
 
Yea, I guess money is only part of it. I am learning and getting to play around in my garage. To me that is part of this hobby. If I can build something that is as good or better than something I can buy, then I'm OK with a little extra cost. Besides by the time I'm done, I'm sure I'll build a ATS, a sump, maybe a top off container, two part containers....ya know...anything you can make out of acrylic. Then maybe the cost will be a wash instead of buying retail.
 
Neither is having the kickback preventer on a table saw :)

I've only once had a time when it might have been useful (obviously not having it installed at the time). An acrylic sheet (maybe 4' square) rode up on the blade before i could notice and threw it at me. Left a nice arc across the sheet where it was grinding away gaining speed for throw. Hit pretty darn hard...

Routers are way more scary though, considering the speeds. A mill rarely goes anywhere near those speeds, and if they do they are built way better than routers. But, tools of the trade... be as safe as you can, and live with the rest.
 
Yea, I guess money is only part of it. I am learning and getting to play around in my garage. To me that is part of this hobby. If I can build something that is as good or better than something I can buy, then I'm OK with a little extra cost. Besides by the time I'm done, I'm sure I'll build a ATS, a sump, maybe a top off container, two part containers....ya know...anything you can make out of acrylic. Then maybe the cost will be a wash instead of buying retail.

It's addicting , once you start to building things for your tank it's doesn't stop. You will want to build everything instead of buying it. To me building it is fun. It's also the satisfaction that you build it yourself. I do a lot of carpentry work with all my tools, so it pays for itself. Build a lot of stuff for the wifey too, so she really doesn't complain about me buying tools.:)
 
My boxes held water!!! As if there was any doubt. Tomorrow I plan on doing some good flow tests. I ran it with only 800 GPH tonight, but it worked great. Tomorrow I'm going to try it with around 1600 GPH and see how it works.
 
not box construction question, but it is about acrylic. i dropped my skimmer, doh, and broke a piece out of my cone. will weldon repair this? it is very thin material so not sure which solvent to use. thanks.
 
not box construction question, but it is about acrylic. i dropped my skimmer, doh, and broke a piece out of my cone. will weldon repair this? it is very thin material so not sure which solvent to use. thanks.

Yes, you should be able to fix that with WO16, probably easier that #3 or #4 because those tend to run all over the place.

You can also use epoxy, but that leaves it looking pretty messy
 
I have a small 2'x2' frag tank and one seam has split from the top, It actually came this way, I got two of them.. Well I was going to just fix the one. The split is small and goes just below the surface and the tank is shallow so there is not much added stress.

I was going to fill the split with weld on and put pressure on the seam till it dried. Then I was going to glue a gusset into the corner to make sure it is strong and wont leak as a precaution. I can not find a square piece other than extruded. Extruded is not flat though.. Anyone know where to get a small Square rods piece cast or cut? or even a filet. Probably only need 1/2 or less.

So know one knows where to get a small square rod? I have looked everywhere and all I found in extruded.
It needs to be .5 inch or less too glue in the corner.
The tank is only 8 inches deep. Anyone have a piece of scrap acrylic around thats 1/2 or less to cut a piece. Willing to pay for it.
 
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