Oligocrystalline material explained

Oligocrystalline material owns a microstructure consisting of a few coarse grains, often columnar and parallel to the longitudinal ingot axis. This microstructure can be found in the ingots produced by electron beam melting (EBM).[1]

Notes and References

  1. 10.1016/S0263-4368(99)00035-9. Grain subdivision and recrystallization in oligocrystalline tantalum during cold swaging and subsequent annealing. 1999. Sandim. Hugo R.Z. Padilha. Angelo F. Randle. Valerie. Blum. Wolfgang. International Journal of Refractory Metals and Hard Materials. 17. 6. 431.

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