Problem & Solution

Practical answers to common plastic material challenges

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PET extrusion output fluctuation and surging

Extrusion & Post PETsurgingoutput fluctuationfeed zonescrew design

Neck deformation of PET bottles during hot filling

Molding Process PEThot fillingbottle mouthdeformationcrystallization heat treatment

Fisheye gel particles in PET extruded sheet

Thermoforming PETfisheyegel particlegelmelt filter

Poor compatibility and delamination of PET modified material

The core of PET blend modification lies in improving interfacial compatibility.

Extrusion & Post PETblendingcompatibilitydelaminationcompatibilizer

Bubbles or silver streaks in PET preforms

Material Drying PETbubblessilver streakinsufficient dryingmoisturehydrolysis

Stress cracking of PET products

Molds & Tooling PETstress crackinginternal stressannealingmold temperature

Large shrinkage rate fluctuation of PET injection parts

Injection Molding PETshrinkage ratedimensional instabilityholding pressurecrystallinity

Yellowing and embrittlement of PET injection products

Injection Molding PETthermal degradationyellowingembrittlementtemperature too high

Burning during PCTG welding

PCTG welding burns require fine energy control.

Molding Process PCTGwelding burnenergy control

Solvent bonding joint strength of PCTG products

PCTG solvent bonding requires process parameter optimization.

Molding Process PCTGsolvent bondingpenetrationjoint

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