Extruder feed throat having hardened tiles on internal surfaces

摘要

A feed throat for an extruder device includes a body having an inlet defined by a longitudinal opening along a side of the body and an outlet positioned at an end of the body. The body has a substantially cylindrical interior surface which has a plurality of raised surfaces which extend radially inward from and longitudinally along the interior surface. One or more hardened tiles are secured to one or more of the raised surfaces.

主权项

1. A feed throat for an extruder device comprising:
a body having an inlet defined by a longitudinal opening along a side of the body and an outlet positioned at an end of the body; the body having a substantially cylindrical interior surface; the interior surface having a plurality of raised surfaces extending radially inward from and longitudinally along the interior surface; and at least one hardened tile secured to at least one of the raised surfaces, the at least one hardened tile having:
a substantially flat exposed surface;a width greater than the raised surface; andthe width extending beyond an edge of the raised surface on one side.