Does Plastic extrusion melt pump have any restrictions?

　　Although the plastic melt extrusion gear pumps have been widely used, but in the processing of plastics containing fillers or special modifier is still limited, the dispersion of its various components, compatibility with plastics and abrasive has strict requirements. Contains large particles, abrasive fillers or reinforcing materials can not be fitted with gear pump extruder melt processing, because the filler material is easy to form particles embedded plug. The material can not be tied only by melt gear pump gear meshing teeth gap, and also to plug in the teeth, corrosion gear so quickly melt gear pump damage.

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