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I just got some 150 RN Hornadys, and noticed that the canular is located further forward than on 180 round noses and all of the spire points. Are these bullets designed for 30-30 class cartridges? My primary use for them is as light practice/plinking rounds, but if they are standard interlock design I might try them out on deer. I'll be loading them in 308 and 30-06 at medium velocity (2700-2800 fps). I don't want to use frangible bullets on game, preferring heavy for caliber bullets in the 180-grain weight for these calibers. I have been looking for a short bullet to fit the short magazine of my rem 660. Shots would be close; 10-100 yards. Any thoughts? | ||
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The Hornady 150gr round nose is for the 30-30. It expands very good at the speed it travels. I do not think it would hold together at higher speeds. I have hit a few deer at 20-50 yards with this bullet traveling 2400 fps and there is almost no shank left. As flat as water on a plate, but was still close to 150gr. Why not see how it expands into phone books? | |||
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Hey dogtagger, Yes it is an Interlock design, but as hawky mentioned, it is designed for 30-30 Impact Velocities. It is a 2-diameter design which helps achieve excellent accuracy(as you will discover). And it also reduces Bore Resistance which is a benefit in holding the Pressure down. Just think of it performing similar to a Plastic Tip bullet that does not rip-your-head-off on cost. Good bullets when used within their Design Envelope. | |||
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hot core: what is a "2-diameter" bullet?? | |||
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Thanks for the replies. I'll be testing several of my loads before this season starts, and may include that one. I'll most likely be using it for a "plinking " load; 46 grains IMR 4064 in my 308. Might even try it with reduced loads of IMR 4198. I guess It's out for hunting, which is ok, since like I said before, I like a nice heavy bullet and modest velocity for my hunting. | |||
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quote:Hey Bill, The bullet measures "Bore Diameter"(0.3010") forward of the cannelure and "Groove Diameter"(0.3082") aft of the cannelure. Hornady used to use the 2-diameter design on a whole lot of their bullets. It is a great way to increase the accuracy and reduce the pressure at basically "no additional cost" to the manufacturing process. All this is controlled in the Final Forming Die. The forward portion rides "atop" the Lands which helps center the bullet as it is transitioning the barrel - increasing the accuracy potential. Likewise, this also reduces Drag since there is less of the jacket in actual contact with the Grooves and walls of the Lands. The only place where I ever saw it create a problem was when people tried to use the 0.264"(6.5mm) 140gr Hornady bullets in the 6.5RemMag. The bullets had to be seated so deeply that the smaller front portion would get partially into the Caseneck. This is one of many reasons that it is a bad idea to share actual Loads with other folks. If I work up to a SAFE MAX using a 2-diameter Hornady and then share that "Powder Load" with someone else using Barnes, Speer, Sierra, etc. bullets, in all likelyhood the Load would be too hot for their firearm. When people see folks listing what appears to be Velocities higher than they can achieve, part of it "may be" simply due to the specific bullet design. Hornady makes some absolutely excellent bullets that perform great on Game - when used within their proper Design Envelope. | |||
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