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UK diy (uk.d-i-y) For the discussion of all topics related to diy (do-it-yourself) in the UK. All levels of experience and proficency are welcome to join in to ask questions or offer solutions. |
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#1
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Instant heat handwarmer
I have bought a pair of instant heat handwarmers, they worked fine the
first time but despite following the instructions (to wrap and put in a pan of hot water) I can't recharge them - as I they warm they get to a 'halfmelted' stage and dont liquify any further Have tried putting them on a radiator too but no joy Help! Anna -- Anna Kettle Lime plaster repair and conservation Freehand modelling in lime: overmantels, pargeting etc Tel: ***(+44) *01359 230642 Mob: * (+44) *07976 649862 Please look at my website for examples of my work at: www.kettlenet.co.uk * |
#2
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Instant heat handwarmer
Anna Kettle wrote:
I have bought a pair of instant heat handwarmers, they worked fine the first time but despite following the instructions (to wrap and put in a pan of hot water) I can't recharge them - as I they warm they get to a 'halfmelted' stage and dont liquify any further Have tried putting them on a radiator too but no joy Help! Don't just put in a pan - you will probably need to place that pan on a heat source (e.g. the cooker). Even then, the melting takes quite a while (several minutes). Just be careful not to overdo it and burn/melt the plastic bag. -- Rod Hypothyroidism is a seriously debilitating condition with an insidious onset. Although common it frequently goes undiagnosed. www.thyromind.info www.thyroiduk.org www.altsupportthyroid.org |
#3
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Instant heat handwarmer
In article ,
Anna Kettle wrote: I have bought a pair of instant heat handwarmers, they worked fine the first time but despite following the instructions (to wrap and put in a pan of hot water) I can't recharge them - as I they warm they get to a 'halfmelted' stage and dont liquify any further Have tried putting them on a radiator too but no joy Help! Boil them for about 20 minutes. Make sure you don't run out of water in the pan. Gordon |
#4
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Instant heat handwarmer
Rod wrote:
Anna Kettle wrote: I have bought a pair of instant heat handwarmers, they worked fine the first time but despite following the instructions (to wrap and put in a pan of hot water) I can't recharge them - as I they warm they get to a 'halfmelted' stage and dont liquify any further Have tried putting them on a radiator too but no joy Help! Don't just put in a pan - you will probably need to place that pan on a heat source (e.g. the cooker). Even then, the melting takes quite a while (several minutes). Just be careful not to overdo it and burn/melt the plastic bag. BTDTGTTS - several times. ;-) You're not boiling it long enough if there are still crystals visble. A hot radiator will not do it. Tim |
#5
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Instant heat handwarmer
Boil!
You have to put a ridiculous amount of energy in, for the little you get out. |
#6
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Instant heat handwarmer
wrote in message ... Boil! You have to put a ridiculous amount of energy in, for the little you get out. You want to be holding them near to 100 C, but not trying to boil all the water away (which is just wasting energy). They will take a while to liquidise, this is why they work so well as handwarmers. They absorb energy (latent heat of fusion) while melting and release it while solidifying. In contrast, a hot water bottle will store much less energy for a given volume. |
#7
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Instant heat handwarmer
Gordon Henderson wrote:
In article , Anna Kettle wrote: I have bought a pair of instant heat handwarmers, they worked fine the first time but despite following the instructions (to wrap and put in a pan of hot water) I can't recharge them - as I they warm they get to a 'halfmelted' stage and dont liquify any further Have tried putting them on a radiator too but no joy Help! Boil them for about 20 minutes. Make sure you don't run out of water in the pan. Serve with a hollandaise sauce, mange tout & couscous... -- Dave - The Medway Handyman www.medwayhandyman.co.uk |
#8
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Instant heat handwarmer
"Anna Kettle" wrote in message ... I have bought a pair of instant heat handwarmers, they worked fine the first time but despite following the instructions (to wrap and put in a pan of hot water) I can't recharge them - as I they warm they get to a 'halfmelted' stage and dont liquify any further Have tried putting them on a radiator too but no joy Help! You haven't read the instructions.. put something in the bottom of a saucepan (pyrex plate) so they don't rest on the bottom, fill with water, cover, bring to boil and simmer for about 20-30 minutes. You don't need to boil rapidly. |
#9
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Instant heat handwarmer
You haven't read the instructions.. put something in the bottom of a
saucepan (pyrex plate) so they don't rest on the bottom, fill with water, cover, bring to boil and simmer for about 20-30 minutes. You don't need to boil rapidly. or if you're posh use your bain-marie or if you're really posh, tell your cook to used the bain-marie -- Robin |
#10
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Instant heat handwarmer
On Fri, 28 Nov 2008 09:20:00 -0800 (PST), "
wrote: Boil! You have to put a ridiculous amount of energy in, for the little you get out. But for someone who suffers with reynards its the difference between pain and not pain. I've got the round circle ones. -- http://www.freedeliveryuk.co.uk http://www.holidayunder100.co.uk |
#11
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Instant heat handwarmer
mogga wrote:
On Fri, 28 Nov 2008 09:20:00 -0800 (PST), " wrote: Boil! You have to put a ridiculous amount of energy in, for the little you get out. But for someone who suffers with reynards its the difference between pain and not pain. I've got the round circle ones. I think you mean Reynaud's http://en.wikipedia.org/wiki/Raynaud%27s_disease not Reynard's. :-) However, my main reason for posting was to point out the heat pads which are single use (disposable). I found the post below which says what I wanted to say, including prices: "Disposable heat pads which stick to your underwear and heat the painful area for up to 12 hours are very good but are expensive (approx £3.99 for three) very expensive if you need them regularly. The cheapest disposable heat pads ive found are in Wilkinsons at 99p for a pack of two (these are also available on-line at Wilkinson plus." http://forums.moneysavingexpert.com/showthread.html?p=15836127 I can confirm that they work just fine. (Partner has a similar problem that is helped ot some extent by these pads.) They *are* expensive but for occasional use, maybe when the gel pads are awaiting recharge, that might be acceptable. In case Anna is still reading: Have you thought of getting in quicklime and doing your own slaking? :-) -- Rod Hypothyroidism is a seriously debilitating condition with an insidious onset. Although common it frequently goes undiagnosed. www.thyromind.info www.thyroiduk.org www.altsupportthyroid.org |
#12
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Instant heat handwarmer
On Sat, 29 Nov 2008 10:58:35 +0000, Rod
wrote: In case Anna is still reading: Have you thought of getting in quicklime and doing your own slaking? :-) Banish the thought! Slaking quicklime is a boys game :-) These heat pads are for warming my hands when I am sailing on the broads. Dont ask why I should be sailing on the broads in mid winter Anna -- Anna Kettle Lime plaster repair and conservation Freehand modelling in lime: overmantels, pargeting etc Tel: (+44) 01359 230642 Mob: (+44) 07976 649862 Please look at my website for examples of my work at: www.kettlenet.co.uk |
#13
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Instant heat handwarmer
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