Drying Conditions
Temperature
120°C
Time
4-6h
Target Moisture
0.02%
A dehumidifying dryer is recommended (relatively hygroscopic).
Melt Temperature
260~290°C
Mold Temperature
130~140°C
Shrinkage
No data
Common Defects & First Checks
Silver Streak
PET: slow crystallization.
Warpage
PET: slow crystallization.
Field Notes
PET: slow crystallization. Mold temp controls crystalline (130-140°C) vs amorphous/transparent (20-30°C). Moisture → splay/silver. Beyond 9-type: acetaldehyde from overheating.
Related Resins
This data is a field-reference summary. Always verify against the resin manufacturer’s official TDS.