New Deltec PF500 Calcium Reactor

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That's pretty cool. Having the media stay suspended helps a lot, in my Korallin reactor when the media gets low enough it starts to blow around the reactor it will chew it up at 1cm/day.

That's good to see that it is working out for you.
 
Sorry to dig up a old thread, but I finally scored some Rowalith!!! I have been sorta trying for months to get it, and it took a tragety in my family to get it. I was in England in May this year and ordered a batch from Germany. It arrived a couple days after I had returned to home. Now I am over here again, and I just picked up a couple bags. It was pretty pricy, but not much different then ARM. Now I will have to give it a shot when I get home. Chuck have you been happy with your deltec unit? I studied one for a while the other day at the LFS here and really wasnt that impressed with the materials and build quality. For $600 I think that it should be made from cast acrylic, but that is just me :D. Anyway I just need to get seme 4" tubing and I am going to make one that is slightly different.
 
Tom,

I've got the same idea. Maybe we can split the cost to get the parts we need.

Gordo
 
Congrats it looks awesome.
Mine has been sitting in my basement for months now. :D
I can't wait to fire mine up.
 
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Hey Gordo, I already built a new unit, it was pretty simple. At PSI they keep the 4" tube in stock so you can buy it by the foot, I think that it is around $15 a foot or less. Everything else you would need can be had locally anyway. I would be happy to share my design with you, and it uses a mag 5. The only problem with my current one is that it is 6" tube and I think that its a bit to big for fluidizing. I am going to try this rowa, but I don't really think that it will really fluidise like chuck's is in the little video. That is why I am going to make the smaller version.
 
I love the Deltec unit. It has been very reliable and it is very easy to run and maintain.

If you are considering DYI stuff, I think you should take it to the DYI forum.
 
So Reeffan, how well does it work? It seems like it could easliy loose its prime in the event of a power loss. Also what is the point of the little CO2 recirc loop since you are drawing from the top anyway, does the main part draw from slightly below the lid? I am just curious.
 
big t said:
So Reeffan, how well does it work? It seems like it could easliy loose its prime in the event of a power loss. Also what is the point of the little CO2 recirc loop since you are drawing from the top anyway, does the main part draw from slightly below the lid? I am just curious.

That thing is cool will it fluidize ARM?

Tom,
Regardles if the fitting are flush with the lid or not, if the thing is a media muncher as the media disolves there is less water displaced. The inlet will have to play catch up every now and again thus blowing off co2 or recirculating it. If the fittings are flush this just insures 99.9% effective use of the co2. I do have to admit most of the time they are used to cure a flawed reactor design. Sure doesnt look like it in this case.

Don
 
big t said:
So Reeffan, how well does it work? It seems like it could easliy loose its prime in the event of a power loss. Also what is the point of the little CO2 recirc loop since you are drawing from the top anyway, does the main part draw from slightly below the lid? I am just curious.

Tom,
The reactor works really well. About the recirculation loop, its another way for the CO2 to exit back to the main chamber in case CO2 is trap on top of the chamber. It will also help preventing the CO2 to exit into the effluent out-put.I have not experience any power loss yet and that i need to address in my attention.

of yeah, NASA is not involved wthis this project :D :D

reeffan
 
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