Table 3.
The experimental results of an internal gas-assisted mold temperature control (In-GMTC) for the melt flow length of polyamide 6 reinforced with 30 wt.% glass fiber (PA6/GF30%).
| Heating Results. | Part Thickness | Hot Gas Temperature (°C) | |||||
|---|---|---|---|---|---|---|---|
| Without Heating | 200 | 250 | 300 | 350 | 400 | ||
| Melt flow length (mm) (percent filling) |
0.5 mm | 17 (36.9%) |
30 (65.2%) |
34.8 (75.6%) |
41.5 (90.2%) |
46 (100%) |
46 (100%) |
| 0.4 mm | 13.8 (30.0%) |
25.2 (54.8%) |
28.3 (61.5%) |
31.3 (68.0%) |
36.4 (79.1%) |
39.2 (85.2%) |
|
| 0.3 mm | 11.8 (25.7%) |
23.5 (51.1%) |
24.6 (53.5%) |
26.5 (57.6%) |
31.2 (67.8%) |
35.5 (77.2%) |
|
| 0.2 mm | 10.5 (22.8%) |
15.6 (33.9%) |
19.8 (43.0%) |
22.6 (49.1%) |
25.9 (56.3%) |
29.5 (64.1%) |
|
| 0.1 mm | 2.8 (6.1%) |
5.9 (12.8%) |
9.0 (19.6%) |
14.2 (30.9%) |
15.7 (34.1%) |
18.6 (40.4%) |
|