The word „Vacuum“ stems from the Latin adjective vacuus for “vacant” and describes an empty physical space. ALD is a worldwide leading supplier of vacuum systems for melting, coating and heat treatment of metals.
In an empty physical space resp. in the controlled process atmosphere of a ALD systems our customers are able to produce especially pure and powerful metal materials and parts. Our customers – they are High Tech companies worldwide: Manufacturer of aerospace- and stationary turbines, semiconductors, solar cells, motor gearboxes or engines, which process high tech metals like special steels, superalloys, reactive and refractory metals or Rare Earths. Together with 382 employees at the headquarters in Hanau, Germany, a worldwide service network and own subsidiaries in North America, Japan, Russia, Mexico, India, Thailand, Poland, France and China as well as more than 20 representatives all over the world, ALD is a strong partner for this demanding industries.
In Vacuum Metallurgy with our Primary and Secondary Melting Technologies highly pure steels and special alloys and special metals like Hastelloy, Titanium, Tantalum, Molybdenum or Niobium can be refined and melted into semifinished forms, precision parts or metal powders. We are world leaders for systems and processes for casting and coating of turbine blades and for recrystallization of ultraclean solar grade silicon. Our newly developed heat treatment and sintering technologies enables innovation in tool manufacturing and automotive gear industry.
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