WebMay 2, 2024 · A tapered crimp should be applied to the 9mm. The mouth of the loaded case should measure about .377" - 378". It depends on how … WebOct 25, 2006 · Oct 11, 2006. #3/12. The 9mm luger cartridge headspaces on the case mouth. Never roll crimp a 9mm as it will effect function. Taper crimping is ok. Excessive crimp in any cartridge will increase pressures and you should be aware of this if you are loading near the top end of a particular load as it may place the load in an unsafe …

To crimp or not to crimp 9mm SIG Talk

WebSwitching to the 9mm resulted in some very impressive groups using Sport Pistol powder. One of these was the 115-gr. RN Acme over 4.8 grains of Sport Pistol. In a pair of Springfield 9mms — a Stainless 1991A1 Range … WebJan 31, 2024 · A taper crimp is all you would need for a 9mm. Some die sets both seat and crimp while others use separate dies for this process. We recommend separating the process for the best results although a dual-purpose die will work sufficiently. You have successfully reloaded a 9 mm Luger round It is truly not that difficult to reload 9mm ammo. target promo code march 2016

Cartridge Crimping Styles and Uses - Gun Digest

WebOct 25, 2024 · When a roll crimp is applied to a 9mm cartridge, it can affect accuracy, feeding, and possibly cause light primer strikes. Nearly all die sets for a 9mm Luger come with a taper crimp die. Sometimes it's hard to tell the difference but if you load a few finished cartridges, you should plainly see a taper crimp. WebAug 27, 2024 · The second reason for the roll crimp is for the increase in the pressure it provides for pushing the bullet from the case. This slightly delays the movement of the bullet out of the case and improves both … WebFeb 14, 2024 · A taper crimp is where the sidewalls are squeezed against the bullet to secure things. Roll crimping is used on most magnum revolver loads — those bullets … target promo code maternity wear