Pentolite

Pentolite is a high explosive material composed of a mixture of PETN (pentaerythritol tetranitrate) and TNT (trinitrotoluene). Typically, it is manufactured in a eutectic mixture, meaning it has a lower melting point than either of its individual components. This property allows for easier casting and processing into various shapes. The ratio of PETN to TNT in pentolite can vary, but a common composition is approximately 50% PETN and 50% TNT by weight. This specific ratio often results in a material with desirable explosive characteristics, balancing the brisance of PETN with the stability and ease of handling of TNT.

Pentolite is known for its high detonation velocity and power. It finds applications in military ordnance, such as booster charges and shaped charges, where a high-performance explosive is required. Its castable nature makes it suitable for filling complex shapes. While powerful, pentolite is generally considered relatively insensitive to shock and friction, contributing to its safe handling and storage. However, like all high explosives, appropriate safety precautions are essential during its manufacture, transport, and use. The development and use of pentolite are part of the broader field of energetic materials science.