2 bags one pot ?

Make grain beers with the absolute minimum of equipment. Discuss here.
sbond10
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2 bags one pot ?

Post by sbond10 » Fri Oct 02, 2015 11:28 am

I have a 100 ltr pot for biab brewing currently doing 23 litre brews I'd like to go bigger. But the biggeSt problem is grain weight and bags tearing. So the 2 options would be a turkey frying basket which are hard to find and damn exspensive. The other option is two bags in one pot. So take your grain bill and split it and put ypur bags side by side in the pan would this work would grain clumping be an issue? Maybe considering sparging as well ?
Any advice or pointers Would be good

Thanks in advance

bquiggerz

Re: 2 bags one pot ?

Post by bquiggerz » Sat Oct 03, 2015 10:11 am

I can't see anything massively wrong with this idea but my suggestion would be switch to a mash tun and do it that way. If you can't do that then two bags with have to do, won't it?

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Re: 2 bags one pot ?

Post by sbond10 » Sat Oct 03, 2015 5:01 pm

Lack of space plus I'd want an 80 litre mash tun

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lee1
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Re: 2 bags one pot ?

Post by lee1 » Sun Oct 04, 2015 1:19 pm

1 bag or 2 bags cant see anything wrong with that it is still mashing the same a little more fluid absorbed by second bag but your boiler is big enough wouldnt worry about it
crack on mate happy brewing :beer:
soon be dead thank beer for that no pain where im going :-)

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bigchris
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Re: 2 bags one pot ?

Post by bigchris » Mon Oct 05, 2015 9:47 am

Bit of a shameless plug here, sorry. If I'm breaking a rule here, Jim, I'll remove and not re-offend.

I've recently tried to test the strength of my BIAB bag. This is a 40L bag. First I hung it with just the 25Kg bag of cement for an hour. No problem, so then I added a 12.5Kg bag of potatoes and left it for another hour, no problem. This was hanging on just one of the two handles.

Image


One of my large, 4 handle bags should be plenty strong enough. It will fit a pot up to 55cm diameter:-

Image

Chris

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Re: 2 bags one pot ?

Post by alexlark » Mon Oct 05, 2015 10:06 am

Had my bag from Chris, top quality! 8)

sbond10
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Re: 2 bags one pot ?

Post by sbond10 » Mon Oct 05, 2015 10:06 am

I think I bought one of your bigger bags off eBay but mine only has two handles ?

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bigchris
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Re: 2 bags one pot ?

Post by bigchris » Mon Oct 05, 2015 10:26 am

Just started making the four handle bags. Big enough for 55cm diameter. Previously my biggest was for a 50cm pot. Those have just the 2 handles.

I noted a few people using bigger pots, or even 50cm pots with thick insulation around. The bigger bags tend to be popular in Norway/Sweden. Perhaps the trend there is for bigger brews.

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Re: 2 bags one pot ?

Post by Bazz » Mon Oct 05, 2015 10:08 pm

That'll b the long dark winters!

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Re: 2 bags one pot ?

Post by sbond10 » Mon Oct 05, 2015 11:11 pm

So do you reckon your 2 handle jobs are as strong as the 4 ?

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bigchris
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Re: 2 bags one pot ?

Post by bigchris » Tue Oct 06, 2015 10:17 pm

For up to 50cm dia pots (typically 100L) I think the 2 handle bag is strong enough. I know that just one handle will support the bag fine at 37Kg. I've never done a 100L brew (don't have pot big enough) so don't really know the weight of the contents when mashing a full brew, particularly something strong with a large grain bill.

I've sold a lot of the 100L bags though and had none returned. Personally I think my biggest concern would be the effort required to lift it out of the pot at the end of mashing with a lot of wet grain. I guess a pulley system would help, but two smaller bags also sounds like a good idea worth a try. Lifting one at a time would clearly be much less strain on the back muscles.

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Re: 2 bags one pot ?

Post by sbond10 » Wed Oct 07, 2015 10:08 am

Yep for a 50 litre brew ypur looking at about 12kg dry wet your probs looking at close to 20kg plus the vacuum effect.

toylander

Re: 2 bags one pot ?

Post by toylander » Sun Oct 18, 2015 6:31 pm

This is the pulley that I use. It has a ratchet to suspend it over the pot to give the bag a squeeze.
My grain bill is about 5kg but I would have no problem with double or treble that amount if my brews were larger. Its rated for over 100kg.

http://www.ebay.co.uk/itm/311375662879? ... EBIDX%3AIT

lefkasman

Re: 2 bags one pot ?

Post by lefkasman » Wed Nov 25, 2015 8:21 pm

How are you heating a 100 ltr pot.?

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Re: 2 bags one pot ?

Post by sbond10 » Wed Nov 25, 2015 10:39 pm

7.5kw gas burner

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