Main advantages of NKMZ tundishes:
efficient arrangement of steel flow;
minimization of dead spots;
uniform steel heat transfer to each strand;
optimum conditions for non-metallic inclusions floating-up and their further removal.
Solution approaches:
delta-shaped ladle;
correct selection of ladle inner configuration and inner walls inclination geometry;
increase of ladle capacity;
application of optimum crucible;
elimination of external sources for metal contamination.