1. Inqubo yabalingisi: Investment thusi
2. Steel Ibanga: Njengoba imfuneko sakho
3.Ukubekezelela okukodwa kwe-cast: I-DIN EN ISO 8062-3 ibanga le-DCTG8
4.Ukubekezelelana kwe-Geometrical of cast: I-DIN EN ISO 8062 - ibanga le-GCTG 5