Frankly, I do not Consider any of us even experienced desktops other than perhaps one or two men using an INTEL 486 for word-processing and actively playing "DOOM" once we found CCI four hundred's have been unsuitable again from the mid-90's. We weren't obtaining our load details from Quickload. We have been utilizing hundreds suggested by Sam Dayton - the gunsmith who assembled lots of the rifles utilized by the team.
CCI Primers are continuously examined and enhanced. As a result, today’s CCI 400 primers tend to be more delicate, simpler to seat, and more compatible with progressive and automated loading tools than previously in advance of. They employ fashionable non-corrosive and non-mercuric initiator mixes for your cleanest melt away feasible.
Amen... I've analyzed BR4's vs 400s. Absolutely no distinction in my rifles. Ive analyzed pretty sizzling hundreds compressed loads with 68-77gr bullets with 8208 XBR without having primer problems with 400s, but in the end, best accuracy came by using a reduce powder cost so its a moot place.
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To address this, I decided that I might take a look at 5 distinct expenses of the same powder, H4350, Using the exact same bullet (142 SMK). I loaded 10 rounds of each and every load in Just about every style of brass and fired two 5-shot groups at a hundred yards over a Rite inside the Rain Storm Sight Target. I applied a MagnetoSpeed V3 Barrel Mounted Ballistic Chronograph to collect knowledge for each 10 shot series. The cases made use cci 400 primers of During this round of tests are 2XF.
Frankly, I don't think any of us even experienced pcs apart from probably 1 or 2 fellas by having an INTEL 486 for phrase-processing and actively playing "DOOM" once we discovered CCI four hundred's had been unsuitable again within the mid-ninety's. We weren't having our load knowledge cci 400 primers from Quickload. We were working with masses recommended by Sam Dayton - the gunsmith who assembled lots of the rifles utilized by the staff.
I've loaded tens of Many the load previously mentioned and haven't had a slam fire and hardly ever had a pierced primer. If youre loading exceptionally substantial pressures you might run into troubles, but I hope you think every single retailer utilizes CCI 41s.
We made a decision that a chronograph was a fantastic area to begin. Shooting our a variety of loads more than the chronograph, and changing very little with regard to the masses apart from switching to your magnum primer, we acquired no discernible alter in anyway in normal velocity. Decades afterwards, I acquired a duplicate of Quickload on my Computer. I find this commentary with the Quickload end users manual being in step with my practical experience:
There weren’t more than enough hundreds on 6mmBR.com referencing substantial rifle magnum primers to offer an ample sample measurement for any comparison. On the other hand, Here are several on the magnum primers frequently utilized for match quality ammo (no unique get):
I've utilised CCI 400's For several years, in no way experienced a problem with pierced primers/slam fires. I've found them having flatter compared to the 450's or magnum primers. But its on the upper conclude of loadings around max.
I am effectively knowledgeable, but am enthusiastic about the cci 400 technological aspect of how the primer creates a unique POI
In the event you don’t brain jogging primers which have been 0.010” THINNER compared to the primers Typically utilized for that caliber, you can be good till you start piercing primers, and torching firing pins and bolt faces.
In this particular post Allow’s Have a look to determine if primer dimensions affects the effectiveness of hand loads while in the six.5 Creedmoor. I’ll be shooting a similar brand of brass, powder, and bullets to view when there is something we could master from it to improve upon our reloading techniques.
Under no circumstances have pierced 1 or had a slam hearth however but have only made use of about a thousand cci400s in my life span