Helling Nord-Test Entwickler U 89 is a professional developer designed for pressure-free leak testing and surface inspections within the penetrant testing system. The spray is used as the final step in detecting cracks, pores and other surface defects on both metallic and non-metallic materials.

The developer U 89 is part of the Nord-Test Eindringprüfsystem from the reliable brand Helling and is intended for use in inspections on ferrous and non-ferrous metals, glass, ceramics and other materials. The system is free of halogens and sulphur, making it suitable for use even in demanding industrial environments. The product meets the requirements of the standard DIN EN ISO 3432-2 and complies with the standards ASME Boiler and Pressure Vessel Code, Lloyd's Register of Shipping, AMS 2644 and AMS 2647.

Thanks to its wide range of certifications, this developer finds application in many industries:

• Mechanical engineering and pressure vessel manufacturing
• Shipbuilding and boilermaking
• Welding and metallurgy
• Automotive industry and aviation
• Medicine and electrical engineering
• Forging and drop forging

The practical packaging in the form of an aerosol spray with a content of 500 ml ensures convenient and precise application even in hard-to-reach places. The spray is ideal for professional workers in the field of non-destructive material testing, as well as for demanding DIY enthusiasts who require reliable surface inspection results.