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What is Best Bullet for Hunting Heavy Armor-Plated Animals?

April 5, 2026

Quick Answer

For hunting heavy armor-plated animals, the best bullet is often a controlled expansion bullet with a large diameter and a high ballistic coefficient. These bullets are designed to penetrate deeply and expand consistently, increasing the likelihood of a clean kill. Examples include the Barnes TSX and the Nosler Partition.

Understanding Controlled Expansion Bullets

Controlled expansion bullets are designed to mushroom on impact and expand to a larger diameter, creating more damage to the target. This is particularly effective for hunting heavy armor-plated animals, as the expanded bullet can cause more trauma and ensure a humane kill. When selecting a controlled expansion bullet, look for ones with a high ballistic coefficient, which will help them fly straight and true.

Characteristics of Effective Bullets

Effective controlled expansion bullets will have a few key characteristics. They will typically have a diameter of at least .300 inches (7.62mm), which provides a larger surface area for expansion. They will also have a high weight retention, meaning they will retain their weight after expansion, ensuring deep penetration. Additionally, they will have a controlled expansion design that allows the bullet to expand consistently and predictably.

Choosing the Right Bullet

When choosing a controlled expansion bullet for hunting heavy armor-plated animals, consider the specific characteristics of the animal you are hunting. For example, when hunting large game such as elk or moose, a .338 diameter bullet with a 200 grain weight may be effective. However, when hunting smaller game such as deer, a .243 diameter bullet with a 100 grain weight may be sufficient. Always research and test different bullets to find the one that best suits your specific needs.

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