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Q&A · Hunting

Can you mix TSS and lead shot in the same shell?

April 5, 2026

Quick Answer

It is generally not recommended to mix TSS and lead shot in the same shell due to potential incompatibilities and reduced performance. However, some manufacturers offer TSS-lead composite payloads designed for specific sub-gauge shotguns. Always check the manufacturer's recommendations for specific combinations.

Understanding TSS and Lead Shot Combinations

TSS (Tungsten Super Shot) is a high-density shot made from tungsten powder, offering improved range and penetration compared to traditional lead shot. Lead shot, on the other hand, is a softer, more traditional material that excels at close-range hunting. Mixing TSS and lead shot can lead to unpredictable performance, as the two materials have different densities and may not interact well together.

Choosing the Right Combination

Some manufacturers offer composite payloads that combine TSS and lead shot in specific ratios. For example, a 25% TSS-75% lead combination may provide a balance between range and close-range performance. However, these combinations are typically designed for specific gauges, such as the 10-gauge or 12-gauge shotgun. It’s essential to check the manufacturer’s recommendations for your specific sub-gauge shotgun to ensure compatibility.

Loading and Firing Consequences

When loading a shell with a mixed TSS-lead payload, it’s crucial to follow the manufacturer’s loading guidelines to avoid over- or under-pressuring the shell. Firing a shell with a mixed payload in a shotgun not designed for it may result in reduced performance, or in extreme cases, damage to the firearm. Always follow the manufacturer’s guidelines and consult with a firearms expert if you’re unsure about loading and firing specific shells.

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