Profile: Thermit Welding (GB) Ltd. is a manufacturer of alumino-thermic welding processes and equipment, focused on the railway industry. We supply and install Austroroll switch blade rollers which offer benefits in three main areas to the track engineer. They are economical, environmentally compatible, and reliable. The rollers provide no adverse environmental impact. There is no soil or ground water contamination. As the roller is fitted as an addition to the switch mechanism, there is no need for disposal of sleepers or ballast. We also offer rail joining, repair & re-surfacing, track stabilization, and rail grinding.