Ferro Techniek Gaanderen Ferro Techniek is a highly specialised porcelain enamelling company. We are based in the Netherlands and have more than 80 years of experience. Our manufacturing capabilities cover four different areas:- Thick film heaters based on enamelled substrates- Enamelled heat exchanger modules- Enamelled stainless steel products- General enamelling of steel productsAll these areas are supported by our engineering and laboratory departments.Ferro Techniek 's fully owned sister company Ferro Electronics is located in Budapest and specialised in thick-film technology and assembly.