Brew In Bag Idea

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rupal

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I have been planning to do an AG brew using a 50l Stainless steel pot & a Home mage Mash Bag for some time. Earlier today i had the idea of using a slightly smaller pot ( or not exactly a pot) it would be a stainless steel mesh but the shape of a pot, & designed so it has a 1 inch spacing (bottom & sides) between the 50l pot. And sits inside the 50l pot in such a way that when the mash is complete i can pull the inner (mesh pot) out & drain all the liquid into the 50l one. Plus a ball valve on the bottom of the 50l. But other than that the same method would still apply as doing it with a bag. would this work ?
 
Only worry would be getting the mesh-pot in fine enough mesh. Plus the fabrication would need to be delicate.

I'd just stick with the bag, although I see no reason why this method also wouldn't work.
 
What do you think would be the largest hole size for a mesh that would stop the milled grain from going through it. would 1mm be too big ?? The finest mesh i found has 0.5mm holes
 
Check out this Linky around post 94
Saw it the other day when browsing around.

Nathan

P.S. SH!T it's hot.
 
also i would most likely reinforce the it with strips of stainless steel or something like that.
 
Still don't understand why you don't just use the bag you've got if you've got it. You can also use it to squeeze the liquor out of the grains once they are out of the kettle, and all you need to do is tie it to a door handle or something.

- boingk
 
Yea i guess your right, it would be a wast of money & effort. Just thought it would be a cool idea.
 
Its a cool enough idea - but at the end of the day, for all the trouble and expense you'd need to go to, you could probably get a nice multi vessel system going. BIAB is great and I am a big supporter of it... but if you were looking to spend "x" amount in time, money and effort... if that x would buy a multi vessel system, that's what I would get.

BIABs advantage is in its economy... economy of space, economy of technique, monetary economy ... if you give those up, or a reasonable proportion of them, then BIAB loses much of the stuff that makes it such an attractive option.

Still, it would work fine enough - I would maybe go with stainless bolting cloth. Flexible stainless mesh material.
 
Mate I thought about this for a long time when I started BIAB.

Main reason being that we do double batches and had 4 home made hop bags that were unfortunately a pain in the backside to lift and squeeze and clean. I figured a stainless steel mesh container would be the way to go. Mash, then drain, then boil all without moving the liquid between vessels. Just keep it in the one big pot (which is all we had).

I found that companies that specialise in metal mesh baskets were unwilling to fabricate such a product and if they did the cost would be too much.

If you can find a suitable colander for mass rice cooking that fits the specs of your boiling pot then go for it, but unless that happens I agree the money is better spent on another system for brewing.

Good luck though, and if you come across any metal mesh joints that are willing to do it at a reasonable cost repost the details here if you have the time.

Cheers and good luck.

Marlow
 
The hole in the ceiling trapdoor just happens to be in the garage, which is my brewhaus. That is great because I have put a timber spar across it and hang my skyhook and pulley from it. That makes it a breeze for hoisting and draining.

A metal 'inner jacket' would need a safe and easy method of lifting it out, I can't imagine manually hoisting a metal foil container loaded with up to 15kg of mash temperature wet grain without serious questions about safety, slipped discs whatever.

As mentioned above the material bag has the advantage that it can be squeezed to get the last drops out.
 
But i don't like the idea of using Aluminium for health reasons

Er...'Please explain?'

Last time I checked Aluminum was fine for cookware of any sort. Its nature is to form an oxide layer on its exposed surfaces, thus rendering itself inert and safe to use as a non-coated item.

- boingk
 
Oh dear, oh dear, oh dear, oh dear.

Once again the question of aluminium in our brewing hardware raises it ugly head.

I use an aluminium kettle.

I can state definitively I can still recognise my wife, know I've got a dog, find my way to the golf course, solve the daily crossword in the same amount of time as 20 years ago, know I love beer eeeeerrr do I, oh remind me dear, what am I talking about????

Oh yeah, I use a SS pot for my decoctions, so I must be safe, I think.
I'm sure all that bling in my brewery is sending me blind.
Or is it the alumimium kettle????

Now, the latest research is telling me that the spent fumes from my burner using propane is doing wonderful things for my sense of humour.
Google it, if you have doubts about what I'm saying.
My wife tells me to keep brewing and breathing deeply, as she much prefers the funny guy I now am, rahter than the crabby individual she regrettably married.
 
I came across this (link: http://www.allthingswine.com.au/product.asp?code=7POT050STR ) Not sure about the price, i am not sure how fine the Perforation is on the strainer. But i don't like the idea of using Aluminium for health reasons.

aluminium being safe or not aside...

what is this pot strainer combination going to do for you?? I can see the holes in the poor quality picture - so they are massively too big. You would need to line the pot with something.... something very much like the bag material. So you have gained an extra pot, but not done away with the bag... which renders the pot superfluous.

Katie uses a pot or two like this in her BIAB method... but I think her reasons for doing it are about managing the lifting process... to be honest it never really made any sense to me.

Big pot with holes in it wont really hurt... but it wont help either.

Once again, if you are going to the trouble of buying more than one vessel... then it just so happens that there are a few people out there brewing beer with multi vessel systems, that can probably help you with a more appropriate design.
 
I decided just to go & buy a ready made bag from "Gryphon Brewing", I also found a place that sells 50L Stainless pots for $125, cheers all for the advice - rupal
 
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