Toothed disc cleaner

A toothed disc cleaner for pre-cleaning pre-comminuted plastic waste, during a process of plastic recycling, comprising:

• a first cleaning tool and a second cleaning tool, wherein the first and second cleaning tools face each other;
• a rotary drive configured to rotationally drive at least one of the first and second cleaning tools;
• wherein the first and second cleaning tools are each structured to comprise:
• a working surface including a plurality of cleaning teeth, and
• an annular working gap delimited between the working surfaces of the first and second cleaning tools and configured for pre-cleaning the plastic waste;
• an inlet configured to opens centrally into the working gap;
• a feed apparatus configured to feed the plastic waste to be cleaned through the inlet;
• and
• an outlet provided on an outer edge of the working gap configured to discharge the pre-cleaned plastic waste in the working gap,
• wherein a width of the working gap narrows radially outward starting from the inlet in a first section,
• wherein the width of the working gap is constant in a second section arranged radially outside of the first section, and
• wherein the cleaning teeth of the working surfaces of the first and second cleaning tools mesh together in a mutually spaced manner.