WebPerfect for those long range shots, the Speer Hot-Cor Spitzer has a higher ballistic coefficient and are designed to retain velocity over distance. This pattern, coupled with the Hot-Cor process which virtually ensure the elimination of core slippage, provide a bullet that offers deep penetration and excellent expansion, regardless of the range. WebJul 23, 2024 · Bullet expansion is a tricky subject. You might think the lead-core variety mushrooms more quickly than a solid-copper one, but it's not the case. What are the basics of bullet expansion: Bullet expansion occurs as soon as its impact begins. At a certain depth, a bullet ceases to expand do to loss of velocity.
Rifle Data - Speer
WebJul 9, 2005 · The Interlocks (129g SP) average under an inch at 100 yards, while the HotCor (140g) average closer to two inches (three separate lots). I weighed and measured all 100 of each box a couple of months ago. Speer weight varied a grain, and Hornady's measured significantly less, 0.3g, IIRC. WebDec 30, 2024 · The original design used two lead cores of differing hardness in order to mitigate overly rapid expansion. Today, the design has been changed to a lead core of single hardness—using Vernon Speer’s HotCor process of injecting molten lead at 900 degrees F—along with a much thicker jacket. insert checklist in outlook
Speer Rifle Bullets - American Shooting Journal
WebApr 19, 2024 · I spoke to a Speer customer service gentleman and he says the 235 Hot Core has been used “quite successfully on plains game”. I have yet to kill anything with my loads, but they shoot pretty well using Hodgdon CFE 223 and Trail Boss. These are about as cheap of a practice load as I can come up with. WebJun 23, 2014 · The Hot-Cors are about like most other cup-and-cores in performance, at least in my experience. If the impact velocity (not muzzle velocity) isn't above 2800 fps or … WebAug 17, 2016 · Cup-and-core bullets can have exposed lead tips, plastic tips or hollow points, but none feature lead cores locked to the jackets. Around for more than 116 years, cup … insert checkbox symbol in excel