Understanding Bullet Speed: A Foundation of Ballistics Bullet Speed Fundamentals The sharp crack of a gunshot echoing through the air. The instantaneous impact, the controlled burst of energy unleashed. For anyone interested in firearms, the questions are immediate: What type of ammunition? What kind of gun? And, importantly, how fast did that projectile travel? Today, … Read more
Introduction The rhythmic click of a magazine sliding into a handgun, the satisfying weight of a loaded firearm – these are familiar sensations for many. Whether for self-defense, sport shooting, or collecting, the 9mm pistol has become a global favorite. This widespread popularity stems from its balance of power, relatively manageable recoil, and affordability. But … Read more
Understanding the 9mm Cartridge: The Foundation of Accuracy Brief History and Characteristics The 9mm cartridge is a cornerstone of modern firearms, a round celebrated for its versatility, manageable recoil, and widespread availability. From handguns to submachine guns, the 9mm finds itself chambered in a vast array of firearms. But when we extend this to the … Read more
A Cartridge Overview The foundation of a 9mm round’s function lies in the cartridge itself. This is the complete assembly, the “bullet” plus its casing, propellant, and primer. The dimensions of the cartridge, as a whole, are the starting point for understanding how the bullet functions within a firearm. The Overall Length, or the Cartridge’s … Read more
Why does the weight of these brass casings truly matter? In the realm of precision shooting and the meticulous art of reloading ammunition, even the smallest details can significantly impact performance. From the meticulously measured powder charges to the carefully selected bullets, every component plays a vital role in achieving accuracy and consistency. One often-overlooked … Read more
Introduction The responsibility of self-defense is a cornerstone of personal freedom and security. In a world where threats can arise unexpectedly, having the means to protect yourself and your loved ones is paramount. The choice of a firearm is significant, but the ammunition you choose to load into that firearm is arguably even more critical. … Read more
Understanding the Core of FMJ Ammunition What is FMJ Ammunition? Before assessing its role in self-defense, it’s essential to understand what constitutes Full Metal Jacket ammunition. FMJ rounds are constructed with a lead core encased in a copper jacket. This jacket is typically made of copper or a copper alloy. The jacket entirely covers the … Read more
Understanding the Fundamentals: Critical Considerations Before Choosing Your Powder Bullet Weight: A Primary Driver The weight of your projectile is the foundational factor guiding your powder choice. Bullet weight significantly impacts pressure curves and burn rates. Lighter Bullets (Typically 115 grain and below): These benefit from fast-burning powders. Faster-burning powders generate peak pressures more quickly, … Read more
Understanding the Foundations of the Sierra 9mm 115 Gr JHP Technical Specifications To fully grasp the capabilities of the Sierra 9mm 115 Gr JHP, it’s crucial to understand its basic specifications and design. The round itself is built around a projectile that weighs 115 grains. This weight is a middle-of-the-road choice for the nine-millimeter caliber, … Read more
A Tale of Names: The History of the 9mm To understand the 9mm, a journey into its history is essential. The story begins in the late 19th century with the burgeoning field of firearm technology. Around the turn of the century, the need for a powerful and reliable handgun round emerged. The result was the … Read more
