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Reference table for drying temperature and drying time of commonly used plastics

Time:2020/7/10 posted:Kehong Enterprises Co.,Ltd.

Name

Drying Temperature

Drying Time

Initial Moisture

Suitable Moisture

Hot Wind

Dehumidification

ABS

80℃~

2hr~

0.2~0.4%

0.07%

○

※

PS

70~80℃

1~2hr

0.1~0.2%

0.07%

※


PE

60~80℃

1~2hr

0.1~0.2%

0.07%

※


PP

60~80℃

1~2hr

0.1~0.2%

0.07%

※


PVC

60~70℃

1~2hr

0.1~0.2%

0.07%

※


PMMA

80~90℃

3hr~

0.2~0.4%

0.07%

○

※

PA

80℃~

4~6hr

0.5~2.0%

0.10%

×

※

PC

120~℃

2~4hr

0.1~0.2%

0.02%

○

※

POM

80~℃

2hr~

0.2~0.4%

0.02%

○

※

MPPO

80~100℃

2~4hr

0.1%~

0.02%

○

※

PBT

130℃~

3~42hr

0.2~0.4%

0.02%

○

※

R-PET

130~℃

4~5hr

0.2~0.4%

0.02%

□

※

PPS

130~180℃

1~3hr

0.1~0.2%

0.05%

※


PES

180℃

3hr~

0.4%~

0.05%

×

※

PEEK

150℃

3hr~

0.5%~

0.06%

×

※


Note:※*GOOD;○ACCEPEABLE;□TRY TO AVOID ;×BAD


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