各种塑料原料的干燥时间及温度对照表
时间:2013/7/4 10:25:31 标签:塑料名称 |
干燥温度 ℃ |
干燥时间 hr |
初期水分 |
适合水分 |
热风 |
除湿 |
ABS |
80 |
2 |
0.2~0.4% |
0.07% |
○ |
√ |
PS |
70~80 |
1~2 |
0.1~0.2% |
0.07% |
√ |
|
PE |
60~80 |
1~2 |
0.1~0.2% |
0.07% |
√ |
|
PP |
60~80 |
1~2 |
0.1~0.2% |
0.07% |
√ |
|
PVC |
60~70 |
1~2 |
0.1~0.2% |
0.07% |
√ |
|
PMMA |
80~90 |
3 |
0.2~0.4% |
0.07% |
○ |
√ |
PA |
80 |
4~6 |
0.5~2.0% |
0.10% |
× |
√ |
PC |
120 |
2~4 |
0.1~0.2% |
0.02% |
○ |
√ |
POM |
80 |
2 |
0.2~0.4% |
0.02% |
○ |
√ |
MPPO |
80~100 |
2~4 |
0.1% |
0.02% |
○ |
√ |
PBT |
130 |
3~4 |
0.2~0.4% |
0.02% |
○ |
√ |
R-PET |
130 |
4~5 |
0.2~0.4% |
0.02% |
□ |
√ |
PPS |
130~180 |
1~3 |
0.1~0.2% |
0.05% |
√ |
|
PES |
180 |
3 |
0.4% |
0.05% |
× |
√ |
PEEK |
150 |
3 |
0.5% |
0.06% |
× |
√ |
注: √最佳; ○可接受; □尽量避免; ×不好 |