For the protection of all types of metal substrates with a damaged galvanized layer with a requirement for high protection against oxidation and corrosion after welding or mechanical modifications (drilling, cutting, etc.). Intended for connections of air conditioners, hot air distribution systems, heating devices, etc. Permanently resistant to temperatures of +250°C, short-term up to +500°C. In the dry state, it contains about 67% zinc and 19% aluminum.