Shear Blades

 

Shear Blades for Better Extrusion

 

During the extrusion stroke, as the ram and the dummy block press the billet through the container, the oxides and other impuritiesmfrom the skin of the billet are accumulated in the dead metal zone.

The dead metal zone, which is full of impurities, must be sheared off before the next billet is loaded.