Download Inorganic binders by Hartmut Polzin - mirror 1 --- mirror 2 --- mirror 3 -- --------------- br Synopsis: 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 cement has has been used for mould and core production. The core production was then revolutionized in the fifties by the water glass CO2 process. Since the Fifties, theclassical inorganic systems have superseded the organic binder systems, with notable increase around the 1970s and 80s.