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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Another Barrel Cooling Thread But I had to, couldn't help myself...
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<blockquote data-quote="entoptics" data-source="post: 2285836" data-attributes="member: 104268"><p>[ATTACH=full]297754[/ATTACH]</p><p></p><p><a href="https://smile.amazon.com/s?k=Rechargeable+inflator&ref=nb_sb_noss_2" target="_blank">USB Rechargeable inflator.</a> Some tygon, old AR15 buffer spring inside a short stump of tygon on the inlet, covered with a scrap of old flannel shirt sewn into a tube.</p><p></p><p>The inlet dingus is great, as it reduces dust intake, but I also spray it down with water, so it works like a swamp cooler for even faster cooling and better dust removal.</p><p></p><p>This will take a "too hot to touch" barrel down to ambient or lower in 2-4 minutes depending on air/barrel temp differential. The long hose on the muzzle end also means it cools inside and outside, and down the barrel channel, which is much more efficient, since the surface area on the outside is several times greater than the bore.</p><p></p><p>One charge is good for about 15-20 minutes of use, so 5-10 cooling runs. Since it's USB rechargeable, I can stick it on my power bank to top up between strings for an extra cycle or two over a range session. It has a USB output too, so I can also run the LabRadar off of it in a pinch.</p><p></p><p>You do need to remember to take it off before the next string...<img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite9" alt=":eek:" title="Eek! :eek:" loading="lazy" data-shortname=":eek:" /></p></blockquote><p></p>
[QUOTE="entoptics, post: 2285836, member: 104268"] [ATTACH type="full" alt="IMG_5542.jpg"]297754[/ATTACH] [URL='https://smile.amazon.com/s?k=Rechargeable+inflator&ref=nb_sb_noss_2']USB Rechargeable inflator.[/URL] Some tygon, old AR15 buffer spring inside a short stump of tygon on the inlet, covered with a scrap of old flannel shirt sewn into a tube. The inlet dingus is great, as it reduces dust intake, but I also spray it down with water, so it works like a swamp cooler for even faster cooling and better dust removal. This will take a "too hot to touch" barrel down to ambient or lower in 2-4 minutes depending on air/barrel temp differential. The long hose on the muzzle end also means it cools inside and outside, and down the barrel channel, which is much more efficient, since the surface area on the outside is several times greater than the bore. One charge is good for about 15-20 minutes of use, so 5-10 cooling runs. Since it's USB rechargeable, I can stick it on my power bank to top up between strings for an extra cycle or two over a range session. It has a USB output too, so I can also run the LabRadar off of it in a pinch. You do need to remember to take it off before the next string...:eek: [/QUOTE]
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Another Barrel Cooling Thread But I had to, couldn't help myself...
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