Ok......You've sold me......lol
Is there a factory copper load for .243......My concern is, the lead we shoot now is only 90 grs (Federal Fusion).....How light is copper?.....And is it ballistically capable of killing a deer?
Barnes Vortex 80grain TTSX 3350fps
Doubletap ammo - w/Barnes 85grain TSX 3320fps
Federal premium Trophy Copper 85 grain ( I believe they use E-tip bullets) 3200fps.
You want to go with a lighter bullet for copper. So....an 80 grain copper bullet will be noticeably longer than the same grain lead bullet. Lead is heavier, but will sluff off when going through a deer. You see this then when you recover a lead bullet and find the copper jacket flared/mushroomed but the lead in that part of the bullet is gone. Most notable in partitions as you find the front upper part with no lead. Copper will flower/mushroom but will retain virtually 99% of its weight. Having said that, copper will not mushroom as easily as lead at lower velocities. Hence my statement...SPEED is a good thing. I prefer the polymer tipped versions. Barnes has a video out that shows them shooting a cherry tomato and you can actually see the bullet mushroom! A bit of a trade off as a copper bullet is more likely to give you two holes while a lead bullet might give you just an entrance hole.
An 80 grain copper bullet will give you more penetration that the 90 grain lead version. Deer are pretty thin skinned animals...I would not hesitate shooting 80 grain copper for deer.
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