Abstract
The protection against deterioration and failure of materials includes to understand and to control the hot cracks appearing in the casts. As a general rule, the control of solidification means producing of a structure containing a large number of small equiaxed grains. This paper is an attempt to present some aspects concerning the appearing of hot cracks in the casts.
Cuvinte cheie
linear shrinkage
mechanical stress
intercristallin fracture
hot cracks
technological factors
sulphur
eutectic.