Technical Articles

Head Ripping Issue Caused by a Fluted Chamber

Recently a shooter sent us their fired Peterson Cartridge .260 Remington casings to make us aware of an issue that they were having with the brass. The casings had chunks missing out of the heads. This had us concerned that the case-heads were splitting, cracking, or had some other unknown issue.  Derek Peterson, the president here at Peterson Cartridge, investigated the issue and ultimately found that the cause was due to the casings being shot out of a “fluted chamber”. We thought this information would be valuable for fellow shooters and wanted to share what we learned.

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What happens to Case Neck Tension after repeated firings?

Do you think neck tension on brass rifle casings increases or decreases with continued firings from the same casing?

At Peterson Cartridge, many of our customers are long-distance, competition shooters who reload and re-shoot our casings over and over again. Neck tension is one of the variables in the formula for winning performance. And all the variables matter to these shooters. In an effort to continue being a valuable resource to these shooters, we set out to answer the question, “What happens to Case Neck Tension after repeated firings?” And, “Does that have any influence over velocity?”

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