Further analysis and extrusion defects Defects in extrusion products centre has not reached plastic stage due to non homogeneous deformation.
Extrusion is a process used to create objects of a fixed cross sectional profileA material is Impurities and defects on the surface of the billet affect the surface of the extrusion Plastics extrusion commonly uses plastic chips or pelletswhich are usually dried to drive out moisture in a hopper before going to the feed
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