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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Muzzle Brake vs. Ported Barrel with a twist
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<blockquote data-quote="Bull45cal." data-source="post: 293909" data-attributes="member: 9768"><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Mr. Peacock & J E Custom, </span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'"> Thank you, you two esteemed individuals, for your replies to this thread. I do want to ask further of your opinion concerning this matter. I would like to discuss the effectiveness of the sound deflector. Let me start by saying I'm not an expert in fluid dynamics, so some of my thoughts may not be complete right. With that said, I would purpose that sound deflector (SD) would, of course, reduce the braking effect of the ports. My thought is that I would see a marked and even felt decline, but not a drastic one. I'm leaving a 0.25 inch gap around the barrel for gas flow. With the SD walls being almost 90 degrees from the gas flow (gas coming from the ports), I would expect that a large portion of the force left in the gas would be used in pushing against the SD walls. Then the gas would take the path of least resistance, and flow out the muzzle end. I think the actual back thrust generated in the SD would be small. </span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">Can you explain why you think that ports of this type would be more likely to make the barrel more "handload sensitive" than an equally designed screw on brake? </span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">J E Custom, I definitely will consider the ports in the SD idea you presented. </span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Again, that you for your input.</span></span></p></blockquote><p></p>
[QUOTE="Bull45cal., post: 293909, member: 9768"] [FONT=Times New Roman][SIZE=3]Mr. Peacock & J E Custom, [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman] Thank you, you two esteemed individuals, for your replies to this thread. I do want to ask further of your opinion concerning this matter. I would like to discuss the effectiveness of the sound deflector. Let me start by saying I’m not an expert in fluid dynamics, so some of my thoughts may not be complete right. With that said, I would purpose that sound deflector (SD) would, of course, reduce the braking effect of the ports. My thought is that I would see a marked and even felt decline, but not a drastic one. I’m leaving a 0.25 inch gap around the barrel for gas flow. With the SD walls being almost 90 degrees from the gas flow (gas coming from the ports), I would expect that a large portion of the force left in the gas would be used in pushing against the SD walls. Then the gas would take the path of least resistance, and flow out the muzzle end. I think the actual back thrust generated in the SD would be small. [/FONT][/SIZE] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman]Can you explain why you think that ports of this type would be more likely to make the barrel more “handload sensitive” than an equally designed screw on brake? [/FONT][/SIZE] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]J E Custom, I definitely will consider the ports in the SD idea you presented. [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]Again, that you for your input.[/SIZE][/FONT] [/QUOTE]
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Rifles, Reloading, Optics, Equipment
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Muzzle Brake vs. Ported Barrel with a twist
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