Dipl.-Ing. Herwig GmbH is considered one of the world’s leading suppliers of technologies, chemicals, and zinc alloys for the hot-dip galvanizing industry. Our product range includes: Degreasing agents (acidic & alkaline) for cleaning steel prior to galvanizing Inhibitors for pickling processes Fluxes for dry and wet galvanizing processes Zinc alloys and additives for zinc baths […]