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Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

2025 Fragen
Q
Poor plasticization caused by screw wear of general-purpose polyethylene extruder
A
Screw wear leads to a decrease in plasticizing efficiency, and needs to be solved by selecting wear-resistant materials and regular maintenance.
Processing Machinery screw wear poor plasticization wear-resistant material screw clearance screw speed
Q
Large barrel temperature fluctuation during processing of general-purpose polyethylene general-purpose polyethylene
Q
Wide temperature window of general-purpose polyethylene PE raw material causing difficulty in process parameter optimization
A
PE temperature window optimization needs to be promoted from two aspects: systematic experiments and experience accumulation.
Processing Machinery temperature optimization PE grade DOE process parameters temperature database
Q
Frequent screen change/short filter screen life of general-purpose polyethylene extruder
Q
Screw design mismatch of general-purpose polyethylene extruder
Q
Rough inner wall of general-purpose polyethylene extruded products
A
Rough inner wall is caused by low mandrel temperature or poor surface condition, and needs to be solved from temperature control and mold maintenance.
Processing Machinery rough inner wall mandrel temperature mandrel polishing melt temperature plasticization quality
Q
Degradation discoloration of general-purpose polyethylene extruded products
Q
Impurities mixed into general-purpose polyethylene raw material causing product defects
Q
Improper selection of the processing temperature window for general-purpose polyethylene general-purpose polyethylene
A
The selection of the temperature window is the basis of processing, and needs to be reasonably set according to the material characteristics and actual operating experience.
Processing Machinery processing temperature temperature window plasticization quality material degradation temperature calibration
Q
Poor thermal stability of general-purpose polyethylene raw material causing degradation during processing
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