- I-Scalping: ukususa amaphutha angaphezulu njengokuhlukaniswa, ukufakwa kwe-slag, izibazi, nokuqhekeka kwendawo, nokuthuthukisa ikhwalithi ephezulu yeshidi. Umshini we-scalping ugaya izinhlangothi zombili namaphethelo we-slab, ngesivinini sokugaya esingu-0.2m/s. Ubukhulu obukhulu okufanele bugaywe bungu-6mm, kanti isisindo sezinsalela ze-aluminium ezikhiqiziwe singama-383kg nge-slab ngayinye, nesivuno se-aluminium esingu-32.8kg.- Ukushisa: i.
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