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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

11636 perguntas
Q
Scratches on PET preforms during conveying
A
PET preform scratching is a common problem in the post-processing stage.
Molds & Tooling PETpreformscratchingconveyingdemolding temperature
Q
Longitudinal streaks on PET extruded sheet
Q
Fogging on the surface of PET parts after packaging
A
PET surface fogging affects display effect and needs anti-fog treatment.
Material Drying PETfoggingcondensationanti-fogtransparency
Q
Insufficient peel strength of PET extrusion coating
A
Q
Rough surface of PET foamed sheet
A
PET foamed sheet surface quality needs to be improved from melt strength and process parameters.
Molding Process PETfoamingrough surfacemelt strengthchain extender
Q
High boiling water shrinkage rate of PET fiber
A
PET fiber boiling water shrinkage rate reflects the internal stress level; full heat setting is the control means.
Extrusion & Post PETfiberboiling water shrinkageheat settinginternal stress
Q
Unstable crimp degree of PET fiber
A
PET staple fiber crimp stability is crucial for downstream textile processing.
Extrusion & Post PETstaple fibercrimp degreedrawing process
Q
Uneven dyeing of PET fiber
A
PET fiber dyeing uniformity depends on the uniformity of the fiber microstructure.
Extrusion & Post PETfiberuneven dyeingcrystallinityorientation degree
Q
Hot runner temperature out of control in PET '2079851475616104452
A
PET hot runner temperature out of control quickly leads to batch scrap.
Injection Molding PEThot runnertemperature out of controlthermocoupleheating band
Q
Ridges in PET film winding
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