B - Operations – Transporting – 22 – C
Patent
B - Operations, Transporting
22
C
B22C 3/00 (2006.01) B22C 23/02 (2006.01)
Patent
CA 2189400
For coating foundry molds and/or foundry cores (2) with a powder to form a barrier against the casting material, the powder is mixed with a granular mineral base material or sand, and then the foundry mold and/or foundry core (2) is washed with the powder from this mixture (3) for coating. The mixture (3) is loosened and fluidized for this purpose, so that the powder components adhering to the grains of the base material or sand are transferred to the mold or the core (2) and are rubbed into its surface.
Dipl.-Ing. Laempe Gmbh
Fetherstonhaugh & Co.
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