Drying Conditions
Temperature
80°C
Time
3-4h
Target Moisture
N/A
A dehumidifying dryer is recommended (relatively hygroscopic).
Melt Temperature
220~260°C
Mold Temperature
60~90°C
Shrinkage
0.3~0.6%
Common Defects & First Checks
Silver Streak
PMMA(acrylic): transparent.
Field Notes
PMMA(acrylic): transparent. Optical clarity needs careful drying & clean processing. Moisture → silver streak. Beyond 9-type: crazing, bubbles, haze. Dehumidifying dryer up to 98°C, 2-3h. Mold below 60°C risks surface stress on optical faces.
Related Resins
This data is a field-reference summary. Always verify against the resin manufacturer’s official TDS.