Dr. Eng. habil. Hartmut Polzin is working on the Foundry Institute of TU Bergakademie Freiberg. His research focuses among others on the area of inorganic binder systems. After studying foundryment in Freiberg he received his doctorate in 1999 with a dissertation on microwave hardening of water-glass bonded foundry moulding materials to Dr. Eng.
After several years working in a foundry, he returned to the Foundry Institute and is responsible for teaching and research in the field of moulding materials and moulding processes since 2008.
In addition to clay minerals, which have been used for decades as a binder for the compaction moulding process (with bentonite moulding materials), there are also inorganic chemically curing binder systems od long-standing tradition in the foundry. Since the forties of the last century...
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