Chip breaker geometry designed for grooving and parting off
News November 06, 2025

Chip breaker geometry designed for grooving and parting off

Horn has introduced a new 1A chip breaker for its 274 system, improving chip control, reliability, and precision for small-part turning applications.

**New Chip Breaker Enhances Grooving and Parting Off Operations**

Horn, a leading manufacturer of precision tooling, has unveiled its latest innovation: the 1A chip breaker, specifically designed for grooving and parting off applications within their widely-used 274 system. This advancement promises to significantly improve chip control, boost reliability, and enhance precision, particularly in the challenging realm of small-part turning.

Grooving and parting off are crucial machining processes, essential for creating precise features and separating finished components from stock material. However, these operations can often be plagued by issues related to chip formation. Long, stringy chips can wrap around the tool or workpiece, causing interruptions, damaging the surface finish, and even posing a safety hazard. Poor chip control can also lead to increased tool wear and reduced machining efficiency.

The newly developed 1A chip breaker directly addresses these challenges. Its optimized geometry is engineered to effectively break chips into smaller, more manageable pieces. This prevents the formation of troublesome stringy chips, leading to smoother, more consistent machining. By controlling chip flow, the 1A chip breaker minimizes the risk of chip entanglement and damage to the workpiece or tooling.

The benefits of improved chip control extend beyond just surface finish. With more efficient chip evacuation, the cutting tool remains cooler, reducing thermal stress and extending its lifespan. This, in turn, translates to less frequent tool changes and increased uptime, ultimately boosting productivity and reducing manufacturing costs.

Furthermore, the enhanced reliability provided by the 1A chip breaker contributes to greater process stability. By minimizing the risk of interruptions caused by chip entanglement, manufacturers can achieve more consistent results and reduce the likelihood of scrapped parts. This is particularly crucial in small-part turning, where precision and accuracy are paramount.

The 274 system, for which the 1A chip breaker is designed, is already a well-established solution for grooving and parting off. The addition of this new chip breaker further enhances the system's capabilities, making it an even more attractive option for manufacturers seeking to optimize their small-part turning operations. Horn's commitment to innovation and continuous improvement is evident in this latest release, which promises to deliver significant benefits to users of the 274 system.
Category: Technology