h335 308 load data Options
h335 308 load data Options
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Some will propose that which has a ball powder you need a magnum primer or mil spec primer. That is simply an old wives tale!
The official line is; force screening products grew to become improved plus more exact with time, so loads were being backed off simply because they were being increased strain than Beforehand thought.
The load data chart demonstrates that when capturing identical hand-loads from the bolt gun and the AR, the CZ 527 typically did a lot better than the Sun Devil SD-fifteen While using the lighter bullets, and also the SD-fifteen usually grouped the heavier bullets far better. Obviously, barrel twist amount and chamber throat dimensions do impact accuracy.
The only real elements I have replaced were being shell plate springs (they seem to be a wearable product) and a number of die decapping pins (RCBS dies)
I can not consider any blend of powder and caliber where there would be more data readily available. bluetopper
P.S. Gonehuntingagain and Dave in idaho ought to adhere to your case in point on featuring well mannered and handy info on this wonderful Discussion board.
Rebs, your didn't recognize what grain bullet you happen to be working with. I have discovered H335 to be an Remarkable powder for 55gr bullets, but dismal for heavier bullets like SMK 69/77gr bullets.
It had been--but you couldn't see it due to the carbon! H335 was on the list of primary good reasons pratrie Canine shooters scrubbed out their bores in the sector every 50 rounds or so!
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I only want i could promote some of my oops'es in powder I've piled up. Was nearsighted to start with spherical and possess a LB of 332 at your house,Not sure what thats good for.Loaded about twenty rounds with that and made a decision which was out.
Normally, Often start within the bare minimum powder load and do the job up, no matter what bullet and/or powder you're working with.
We have to get another thing straight. Developing Harmless and reliable handloads in a bolt-action rifle is significantly less challenging than it can be for a gasoline-operated autoloader. Why? Due to the fact burning propellant has just one intent in a bolt gun—to propel the bullet out on the barrel.
Additionally, ammunition providers have no Manage more than how cartridges are saved, which include rattling about on the pickup’s dashboard for the duration of summertime warmth, that may check here nearly always increase pressures when fired. However, most loads approached marketed velocity figures founded from 24-inch exam barrels when fired from your Ruger M77 Hawkeye’s 22-inch barrel.
The above opinions also implement to cup-and-core bullet models, as their development, bearing surface area and seating depth may differ plenty of to vary pressures of a specified powder demand. Anytime a bullet is substituted, begin with commence loads and perform up cautiously.