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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

2025 perguntas
Q
Linear low-density polyethylene PE raw material has a wide temperature window, making process parameter optimization difficult
A
PE temperature window optimization needs to be advanced from two aspects: systematic experiments and experience accumulation.
Processing Machinery temperature optimizationPE gradeDOEprocess parameterstemperature database
Q
Frequent screen change/short screen life of linear low-density polyethylene extruder
Q
Screw design mismatch of linear low-density polyethylene extruder
A
Screw design needs to match material characteristics and product requirements; customize special screws if necessary.
Processing Machinery screw designcompression ratiolength-to-diameter ratiomixing elementscrew matching
Q
Rough inner wall of linear low-density 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 wallmandrel temperaturemandrel polishingmelt temperatureplasticization quality
Q
Degradation discoloration appearing on linear low-density polyethylene extruded products
Q
Improper processing temperature window selection for linear low-density polyethylene linear low-density polyethylene
A
Temperature window selection is the foundation of processing and needs to be reasonably set according to material characteristics and actual operating experience.
Processing Machinery processing temperaturetemperature windowplasticization qualitymaterial degradationtemperature calibration
Q
Uneven cutting end face of linear low-density polyethylene pipes (variant: strengthened measures)
Q
Cooling system efficiency decline of linear low-density polyethylene extruder (variant: strengthened measures)
Q
Sizing device failure of linear low-density polyethylene extruder (variant: strengthened measures)
Q
Unreasonable head flow channel design of linear low-density polyethylene extruder (variant: strengthened measures)
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