Process and apparatus for producing particles from directionally solified cast parts

摘要

The method concerns the production of particles out of cast bodies (10) which have solidified in an oriented manner. A metal melt in a non-reactive atmos. is poured onto a cooling surface (9) and subsequently the resultant casting (10) is broken up into particles. The melt is poured according to the principle of centrifugal casting onto an essentially cylindrical cooling surface (9) rotating at high speed about an axis (AR-AR). The casting (10) thus produced solidifies in a direction oriented radially inwards. Also claimed is the appts. for implementation of the proposed method.