[Ansteorra-archery] Question on Glue

[Doug Copley]

good info! learn something new everyday:-)

I had never thought of a heat gun. I have always used it and then let it 
set overnight so that I did not have to worry about it.

Vincenti

On 2/10/2012 4:25 PM, Danny Miller wrote:
> Epoxy should never be "modified" by changing the ratio. All it does is
> weaken the final product, as there will be some amount of polymer with
> nothing to combine with. It should not be used to attempt to modify the
> curing time, all it really means is it never cures, it may be less rigid
> but far weaker, bordering on nonstructural gunk.
>
> Many epoxy systems have preferred to use the term "Part A" and "Part B"
> to avoid the assumption that it might work that way. There's really only
> a small window of a few % over which the ratio can vary before the
> product is adversely affected, most "pros" doing composite work go by
> weight because it's more accurate than volume to measure consistently.
>
> Epoxy cures much slower in cold weather, but it becomes more viscous as
> well. When soaking into something is needed, sometimes a heat gun is
> used instead because the thinner viscosity gains more penetration than
> is lost due to short curing time. You can't do this with the 5-min
> stuff, it will simply flash over, and the extra heat added from the
> rapid chemical reaction may even cause it to burn (well, bubble and
> smolder and produce a damaged product). It's almost beside the point
> because there is zero "soaking" of epoxy into UHMW. None. At all. It
> flows over the features and mechanically locks against them in some way,
> yes, but absolutely does not penetrate the surface regardless of viscosity.
>
> Epoxy does not dry- it cures, there is no solvent at all. Some epoxy
> types are stiffer than others. Typically the 5-min stuff does cure
> pretty stiff.
>
> Danny
>
> On 2/10/2012 3:47 PM, Doug Copley wrote:
>> I have also used Loctite, 2 part Epoxy, 60 min ... NOT the 5 min type.
>> I also mix it a little light on the hardner so that it drys slower and
>> is less brittle.
>>
>> I get it at Lowes and I believe that Home Depot also carries it.
>>
>> Vincenti
>>
>> On 2/10/2012 3:37 PM, John Reuter wrote:
>>> If you find any "welder" please post where you found it!
>>>
>>> Brian. (<0>_<0>) still looking !
>>>
>>> Sent from my iPhone
>>>
>>> On Feb 10, 2012, at 3:18 PM, "Sher M" <runa.herd at earthlink.net
>>> <mailto:runa.herd at earthlink.net>> wrote:
>>>
>>>> We used E6000. But I was told Welder was better. It isn't available at
>>>> Lowe's, Home Despot, or True Value Hardware, at least not in the
>>>> Conroe area. I went to every since one and yes at every single one
>>>> after I said "it isn't J B Weld but Welder" they took me to the glue
>>>> aisle and pointed to the JB Weld.
>>>> Runa
>>>>
>>>> ----- Original Message -----
>>>> *From:* Erin Scheffler <mailto:escheffle at hotmail.com>
>>>> *To:*
>>>> <mailto:ansteorra-archery at lists.ansteorra.org>ansteorra-archery at lists.ansteorra.org
>>>>
>>>> <mailto:ansteorra-archery at lists.ansteorra.org>
>>>> *Sent:* Friday, February 10, 2012 2:40 PM
>>>> *Subject:* [Ansteorra-archery] Question on Glue
>>>>
>>>> Hi,
>>>>
>>>> I am getting ready to put together several dozen bolts for Gulf
>>>> and had a quick question. I had previously been using Goop to glue
>>>> together the arrows and someone at BAM mentioned there was a
>>>> better brand, I want to say it was called Welder- but can't
>>>> remember. Does anyone have any suggestions?
>>>>
>>>> Thanks,
>>>> Bridget
>>>>
>>>> ------------------------------------------------------------------------
>>>>
>>>>
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