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Innovative Thermit® welding products and solutions by Goldschmidt support reliable, long-lasting rail networks worldwide. As the inventor and global leader of the Original Thermit® process, we set the standard in rail welding. With innovative equipment and materials, as well as a complete range of specialised tools and machines, we deliver unmatched precision and quality in every weld.

Explore our solutions for Thermit® welding

Thermit® Welding Processes

Original Thermit® welding processes enable the continuous welding of rails of almost all rail profiles and grades. As a global market and technology leader in Thermit® welding, Goldschmidt develops, produces and supplies Thermit® and all associated equipment.

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Shearing off the excess weld metal

Thermit® Welding Tools

Goldschmidt provides innovative and long-proven tools and machines with different drive systems that enable the efficient and safe execution of the Thermit® welding process on track.

See all welding tools

Battery compartment of the CPU 520 +S

Battery Driven Tools

The battery-powered portfolio +S® for Thermit® welding comprises innovative high-performance machines and solutions for preheating, shearing and grinding, as well as retrofitting your current machines to battery power. The modular charging setup adapts to your needs. 

Learn more about +S

Thermit® Welding Consumables & Accessories

From high-performance welding compounds to professional accessories for safe and efficient on-site work – we are your one-stop partner for all needs around Thermit® welding.

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welding

Thermit® Welding Training

We provide practice-oriented training and further education for the Thermit® welding process worldwide, along with technical consulting and individual support at the highest level.

Explore worldwide welder trainings

Watch how Rail Welding is Done with Thermit®

Explore Innovative Thermit® Welding Products

  • Fume gas filter with Single Use Crucible

    Fume Gas Filter EnvirofilterTM

    The EnvirofilterTM significantly filters the emission of inhalable dust and metal particles in the fumes during Thermit® welding. Thanks to its innovative design, the…

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  • Compact power unit CPU 520 +S with weld trimmer device on the track

    Compact Power Unit CPU 520 +S®

    The battery-driven hydraulic unit CPU 520 +S® with a maximum pressure of 520 bar was specially developed for driving hydraulic shearing devices.

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  • Drive Unit Retrofit Kit GPU 3400 +S®

    The high-performance and robust drive unit GPU 3400 +S® was specially developed for rail grinding machines. Existing machines with a combustion engine can be easily…

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  • Use of the Web Grinder GW 110 +S

    Web Grinder GW 110 +S®

    The GW 110 +S® was designed to be the most efficient web grinder for both grinding aluminothermic welds as well as pre and post grinding for flashbutt welding. Being…

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  • Railstraight

    By taking geometric measurements with Railstraight measuring devices, you can document that the execution of the rail connection and the rail condition meet quality…

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  • Weld Shear U-C 4 +S®

    The U-C 4 +S® weld shear combines the robustness and power of the conventional shearing devices in the U-L series with the advantages of an integrated battery drive.…

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