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AR15.COM
5/27/2006 8:27:01 PM EDT
I have heard alot of differant barrell break in procedures. When I get my new RR I want to make sure I fallow proper procedure in this department. Does anyone have any suggestions?
Steve- do you guys recommend a certain process to help ensure long barrell life and accuracy?
Thanks!
5/28/2006 9:04:56 AM EDT
[#1]
I have heard various methods of breakin but I will share with you how I do it.  First off, let me explain what your doing with the process of breakin.  You may already understand but I wanted to make sure as this explains the difference in breakin technique.

Barrels of new weapons have small fragments of metal lodged in the lands and grooves.  These small fragments are leftovers from the manufacturing of the lands and grooves of the barrel.  As you shoot these weapons the fragments become dislodged and as they break free, if you continue to put lead through the barrel then these fragments can damage the fine edges of the lands and grooves.  These damaged edges cut and mangle the bullet as it passes through the barrel and this effects the in flight performance of the round.  In simpler terms the bullet gets fouled in the barrel and this effects the accuracy of the round as it flys through the air.

I have always been taught to fire 5 single rounds through the new barrel and clean after each round.  Cleaning simply means to pass a Hopes #9 soaked patch through several times and then dry patches until clean.  From this point fire 4 sequences of 5 rounds repeating the cleaning after each sequence.  After 25 rounds you should be good to go.  the only testimony that I can provide you that shows that this works is my friend and I purchased identical rifles previous to a hunt we went on.  The rifles performed differently on that hunt and my friend was not pleased.  We bench tested the rifles after the hunt to try and figure out what was going on and his rifle performed poorly compared to mine.  The only difference was our breakin procedure.  He replaced the barrel on his weapon and used my breakin method and the performance is comparable.  The make of these rifles was Ruger so I don't believe it was poor workmanship that resulted in his rifles performance.  Good luck
5/29/2006 3:18:00 AM EDT
[#2]

Quoted:
I have heard alot of differant barrell break in procedures. When I get my new RR I want to make sure I fallow proper procedure in this department. Does anyone have any suggestions?
Steve- do you guys recommend a certain process to help ensure long barrell life and accuracy?
Thanks!



I don't think there is a break-in for RRA barrels. They are fire lapped at the factory so all you need to do it go to the range and start blasting.
5/29/2006 3:45:27 AM EDT
[#3]
Barrel break in is for the superstitious.
5/29/2006 4:01:37 AM EDT
[#4]
Shoot it a bunch.

Clean it.

Repeat as needed.
5/29/2006 6:50:29 PM EDT
[#5]

I don't think there is a break-in for RRA barrels. They are fire lapped at the factory so all you need to do it go to the range and start blasting.



If you read the RRA Warranty Card, this is what it exactly states.
5/30/2006 2:48:26 AM EDT
[#6]

Quoted:

Quoted:
I have heard alot of differant barrell break in procedures. When I get my new RR I want to make sure I fallow proper procedure in this department. Does anyone have any suggestions?
Steve- do you guys recommend a certain process to help ensure long barrell life and accuracy?
Thanks!



I don't think there is a break-in for RRA barrels. They are fire lapped at the factory so all you need to do it go to the range and start blasting.



Yep, that's exactly what I did on Saturday.