Drying Conditions
Temperature
150°C
Time
4-6h
Target Moisture
N/A
A dehumidifying dryer is recommended (relatively hygroscopic).
Melt Temperature
340~370°C
Mold Temperature
140~175°C
Shrinkage
No data
Common Defects & First Checks
Short Shot
PEI: very high melt viscosity → needs high injection pressure → short shot risk.
Silver Streak
PEI: very high melt viscosity → needs high injection pressure → short shot risk.
Field Notes
PEI: very high melt viscosity → needs high injection pressure → short shot risk. Moisture → splay. Beyond 9-type: stress cracking. Transparent amber.
Related Resins
This data is a field-reference summary. Always verify against the resin manufacturer’s official TDS.