method and device for treatment of used gießereisand, gießanlage for the casting of gussprodukten and nachrüsteinheit

摘要

the invention concerns a procedure for the treatment of used gießereisand,which the second-hand gießereisand along a aufbewahrungsweges, on the one hand and, on the other hand, water is admitted zuschlagsstoffe as binders, in particular, bentoniteand / or other additives, will be added to the end gießereisand new sandgussformen thus treated to produce, and the procedure is onethat the second-hand gießereisand the zuschlagsstoffe in a section of the aufbereitungsweges between a cooling device for cooling the used gießereisands and bunkereinrichand to provide the processed gießereisands especially for a formsandmischer shut.