Hammer Bullets compressing my powder charge.

My view...
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Please stop what you're doing. Read a few loading manuals and technical articles and use data from a loading manual. You're going to blow your gun up or damage it or yourself if you continue these practices. Everyone starts somewhere and I very much support new reloaders, but you're not practicing safe measures or techniques.
You should read this whole thing and you will see I know what I am doing.
 
For bullet weight, your 270's 1:10 twist should shoot everything from 130gn to the 160gn NP. It may have already shown you what it prefers, but you should be able to dial in most everything in that range. cheers
 
You should read this whole thing and you will see I know what I am doing.
I did read the whole thing and not to be rude, but it doesn't seem like you entirely know what you're doing. That is why I think you should read more loading manuals and do some more research before you hurt yourself or your rifle. You can't use the same powder charge for every bullet you intend to shoot. Also seating the bullet based on looks because of the rings on it is a terrible practice. I seriously don't want to see you damage your rifle or hurt yourself.
 
You should read this whole thing and you will see I know what I am doing.

Please don't take this the wrong way, but you know just enough to be dangerous. We don't want to read about you blowing something up and hurting yourself, or worse, someone else. There are lots of red flags in your posts regarding your reloading knowledge/habits. Please take the advice of others and seek some knowledge about what you are doing. People reload for a long time with minimal knowledge of how all the factors contribute to safety, accuracy, etc. That goes fine until it doesn't. You are close to that point of "doesn't". PLEASE, take a step back and make sure of what you are doing. Call Steve @ Hammer and get some information from him. We aren't trying to be dicks. We just want you to be safe.
 
Please don't take this the wrong way, but you know just enough to be dangerous. We don't want to read about you blowing something up and hurting yourself, or worse, someone else. There are lots of red flags in your posts regarding your reloading knowledge/habits. Please take the advice of others and seek some knowledge about what you are doing. People reload for a long time with minimal knowledge of how all the factors contribute to safety, accuracy, etc. That goes fine until it doesn't. You are close to that point of "doesn't". PLEASE, take a step back and make sure of what you are doing. Call Steve @ Hammer and get some information from him. We aren't trying to be dicks. We just want you to be safe.
This is excellent advice and very well said. There's no hard feelings here. We as reloaders want to make sure everyone stays safe and can continue enjoying what we love safely for a long time. We're all just trying to help.
 
CBTO I set it deeper because I haven't loaded copper bullets before and thought covering up all the bullet rings was a good place to start and I could adjust it latter.

OK, now where are getting somewhere and establishing some kind of baseline. Thus far here's what we know ...

Chambering: .270 Winchester
Brass: Winchester
Powder: N165
Bullet: 145 Shock Hammer
CBTO: 2.770" max, seated at 2.669"
Rifle twist: 1:10"
Reloading manual used: Hornady 10th ed.

Other information needed/useful ...
- CBTO at the lands:
- COAL at the lands:
- COAL in relation to the mag

I'm sure I am forgetting/missed something but it is a start.
 
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You should read this whole thing and you will see I know what I am doing.

Sorry but "if" this is true, you should know that your statement below is not true and you would not be having this issue. One thing I learned early on is that there is always someone far more knowledgeable and far greater real-world experience than I am. Most of them are always willing and able to help. "If" you are receptive, you will learn a lot as I did ... and continue to do so. Knowing just enough can be dangerous to you and others around you. There is no substitute for safety. SAFETY, SAFETY, SAFETY!!!

I have loaded for this rifle for years and this powder charge has worked for all the 140gr and 145gr bullets i have used so I thought it would work for this 145gr bullet.
 
Feenix guided me to looking at the Hornady data and it does spec 59.9 as a max for a 140gn bullet so still believe 59.0gn of N165 is a bit hot for the 145gn bullet and could be compressed with the mono.
 
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