Ernst Blissenbach GmbH
Tools for tubes

Ernst Blissenbach GmbH is a Germany-based engineering company specializing in the design and manufacturing of internal scarfing systems for ERW tube and pipe production. The company develops advanced solutions for internal weld bead removal, helping manufacturers improve process efficiency, product quality, and operational reliability.

With decades of experience, Blissenbach offers a complete portfolio of tube inside scarfing and bead rolling solutions including:

- impeder systems
- ID-scarfing tools
- tube penetration units
- ID-scarfing inserts (cutting rings)

All products are designed to work as an integrated system, ensuring precise positioning of internal tooling, optimized welding conditions, and consistent performance in continuous production environments.

System-oriented engineering and innovation

Blissenbach follows a system-oriented approach, where each component is engineered to interact seamlessly with the others. This enables stable process control, efficient magnetic field management by their state of the art impeder design during high-frequency welding, and reliable internal bead removal.

Innovation is driven by close collaboration with customers and a strong focus on real production challenges. The company continuously develops new solutions, including advanced impeder designs, cooling systems, and wear-resistant consumables, to improve performance and extend tool life.