Hot suppressors

Plus, putting a damp rag on a hot suppressor is gonna cause thermal shock to the welds.

How much, and if it's a problem is gonna be hard to say.

Not only will it cause thermal shock to welds, but anytime you heat up metal and then rapidly cool it, you do change the micro structure of the metal. Get any metal hot and then rapidly cool it will change the hardness and temper. How much depends on the temperature and how quickly it is cooled. Yes even 7075 aluminum can and is heat treated all the time.

I wasn't going to mention the effect on hardness and tempering since heat treating of metals is a science onto it self that most people don't know much about. But since cooling a hot suppressor with a wet rag was brought up and its effect on welds was brought up, I figured I would mention ho that can also effect hardness and temper of the metal too.
 
I actually wait for mine to air cool. I own a Dead Air Mask and don't actually remove it much. "Hot" is relative. Too hot to touch depends on the person, some can tolerate more heat than others. 212 degrees it hot enough to boil water (at sea level) and that usually makes the coil on a stove "red hot", so obviously we're talking about less than that. If the suppressor is around 150 or more degrees, that's "too hot to touch" but less than boiling hot. Please, use a little common sense here. I'm not throwing a damp or wet rag on something that's going to cause a "flash burn" and risk the integrity of the metal or the welds of the suppressor. However, a damp rag can help cool a suppressor made of titanium and steel as the Dead Air Mask is made of from "too hot to touch" but less than "boiling" to manageable. If for some reason someone is in a hurry to remove the suppressor, drip some water on it to test its heat level. If it immediately evaporates and sizzles like it's a hot frying pan, don't do it. If the drop of water hits the suppressor and simply runs down the side, it's probably ok to apply the damp rag to hasten cooling for handling. If someone is not comfortable with this, don't do it. Get a hot mitt or something...or just wait.

The OP was surprised at how hot the suppressor got after 25 rounds. We don't know the caliber...I assumed it was .22lr, but it could have been .22 mag or 5.7x28. We also don't know how fast the OP was shooting to get the suppressor to the elevated temperature.

Again, I just wait for mine to cool to ambient temperature long after I'm done shooting.
 
I just use one of the old ladys pot holders easy on-off and if the hound dog is with me then I know mums the word or the bacon supply will dry up.
 
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