Mylar question

Food, Nutrition and Agriculture
Beards-beat-guns
Posts: 19
Joined: Fri Sep 13, 2013 10:05 am

Mylar question

Post by Beards-beat-guns »

Brief question about Mylar bags. Can you store and seal wet food product for example baked beans while still using an oxygen absorber? Cheers guys and gals
BEARDS-BEAT-GUNS

Archer, scavenger, practical prepper who's happy to help.
Oody
Posts: 28
Joined: Sun Sep 29, 2013 11:58 am
Location: Southampton, Hampshire.

Re: Mylar question

Post by Oody »

Beards-beat-guns,

No, to my knowledge there' wouldn't be a way to store wet food AND use oxygen absorbers, no.

Can I ask why you'd want to do this anyway, when you can by dried beans and make up your own when needed? (I guess you're going to say 'for convenience'?)

Do you already have Mylar bags; and if not, are you looking for the cheapest place to buy them, as they vary in price tremendously. I know a first rate source, and incredibly 'cheap', who buys in bulk from the States and applies a really marginal mark-up.

Anyway, do let me know.
ForgeCorvus
Posts: 3280
Joined: Fri Feb 08, 2013 11:32 pm

Re: Mylar question

Post by ForgeCorvus »

The reasoning behind O2 absorbers is to prevent spoilage by creating an anoxic enviroment (CO or nitrogen flooding works the same way)

Baked Beans etc are canned/tinned/bottled, they are heated in a sealed container to Pasturisation temperatures.

Are you re-packing bought tinned food or trying to pack your own ?

Now I'm wondering...... Can you boil a mylar bag ?
jennyjj01 wrote:"I'm not in the least bit worried because I'm prepared: Are you?"
Londonpreppy wrote: At its core all prepping is, is making sure you're not down to your last sheet of loo roll when you really need a poo.
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Oody
Posts: 28
Joined: Sun Sep 29, 2013 11:58 am
Location: Southampton, Hampshire.

Re: Mylar question

Post by Oody »

ForgeCorvus wrote:The reasoning behind O2 absorbers is to prevent spoilage by creating an anoxic enviroment (CO or nitrogen flooding works the same way)

Baked Beans etc are canned/tinned/bottled, they are heated in a sealed container to Pasturisation temperatures.

Are you re-packing bought tinned food or trying to pack your own ?

Now I'm wondering...... Can you boil a mylar bag ?
You're correct in what you say, ForgeCorvus. I didn't want to elaborate, as I assumed Beards-Beat-Guns would know this, though maybe I'm wrong.

On the subject of boiling Mylar bags, while I can't categorically state that you can, as I havent seen it stated anyway, BUT I'd be willing to bet they can be. Remember, you have to put your iron to maximum temperature to get the plastic hot enough to melt sufficient to 'weld' a seal. This is way over boiling point, but still the plastic isn't liquefied. You could always try it if in doubt.
ForgeCorvus
Posts: 3280
Joined: Fri Feb 08, 2013 11:32 pm

Re: Mylar question

Post by ForgeCorvus »

I don't know if BBGs knows the why or how of O2 absorbers or not, I know I didn't until recently.

I try not to answer questions on the interwebz as a simple yes/no because quite often someone (maybe the OP, maybe a lurker) will ask the Why.*

I'm thinking about DIY retort pouches.........





* I sound like a patronising bugger here...... Sorry about that
jennyjj01 wrote:"I'm not in the least bit worried because I'm prepared: Are you?"
Londonpreppy wrote: At its core all prepping is, is making sure you're not down to your last sheet of loo roll when you really need a poo.
"All Things Strive" Gd Tak 'Gar
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DundeePrepper
Posts: 121
Joined: Thu Nov 21, 2013 11:42 am
Location: Dundee Area

Re: Mylar question

Post by DundeePrepper »

ForgeCorvus wrote:Now I'm wondering...... Can you boil a mylar bag ?
I have seen it done on YouTube.. but don't ask for link because I can't find it :roll: ..

However, you put boiling water in mountain house mylar bags, as above it can take the heat of an iron of full and MRE's use mylar and the little packs inside get hotter than boiling point...

I guess though you would need to check the quality of the bags as many in the UK seem to be sub-par.
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