ALD Vacuum Technologies is a synonym for innovation in vacuum technologies. ALD is a leading supplier of vacuum furnaces and processes. We operate in all fields of vacuum metallurgy and vacuum heat treatment. With subsidiaries in the USA, France, China, Japan, India, Singapore, and Thailand and over 70 representatives, we are serving our customers. ALD's primary and re-melting technologies produce high grade materials and alloys. The main focus is on steels, nickel based alloys and special materials like Titanium and the products thereof like ingots, investment castings or metal powder. Innovation and continuous ongoing developments of technologies and systems for heat treatment and sintering are leading to quality improvements of the treated components while cutting costs.