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Rifles, Reloading, Optics, Equipment
Reloading
Primer piercing but weird
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<blockquote data-quote="bigedp51" data-source="post: 1780329" data-attributes="member: 28965"><p>In the OPs old cases, he used large rifle primers that have a cup thickness of .027</p><p></p><p>The CCI 400 small rifle primers in his new cases have a cup thickness of .020 and are the same thickness as pistol primers.</p><p></p><p>Switch to small rifle primers with a cup thickness of .025, they are only .002 thinner than large rifle primers.</p><p></p><p><strong>CCI 400</strong> -thin .020" cup, not recommended for AR15 use by CCI/Speer.<strong> Good for .22 Hornet, .30 Carbine. See Note 1 at the bottom of the page.</strong></p><p></p><p><strong>NOTE 1:</strong> According to Speer/CCI Technical Services - Both the CCI 550 Small Pistol Magnum and CCI 400 Small Rifle primers are identical in size. Both primers use the same cup metal and share the same cup thickness. Both primers use the same primer compound formula and same amount of primer compound. They can be used interchangeably.</p></blockquote><p></p>
[QUOTE="bigedp51, post: 1780329, member: 28965"] In the OPs old cases, he used large rifle primers that have a cup thickness of .027 The CCI 400 small rifle primers in his new cases have a cup thickness of .020 and are the same thickness as pistol primers. Switch to small rifle primers with a cup thickness of .025, they are only .002 thinner than large rifle primers. [B]CCI 400[/B] -thin .020" cup, not recommended for AR15 use by CCI/Speer.[B] Good for .22 Hornet, .30 Carbine. See Note 1 at the bottom of the page.[/B] [B]NOTE 1:[/B] According to Speer/CCI Technical Services - Both the CCI 550 Small Pistol Magnum and CCI 400 Small Rifle primers are identical in size. Both primers use the same cup metal and share the same cup thickness. Both primers use the same primer compound formula and same amount of primer compound. They can be used interchangeably. [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Reloading
Primer piercing but weird
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