PET bottles have poor transparency.
For example: PET bottles have poor transparency.
The cause of the problem:
1. Heating temperature is too high.
2. heating time is too long.
3. compressed air contains water.
4. the injection molding tube itself is opaque.
5. the embryonic tube design is not suitable.
6. the inflation ratio is too small.
2. shorten the heating time.
3. remove the water with a dryer.
4. improve the quality of the embryo tube, select the materials and improve the dryness of the raw materials.
5. improve the size of the embryo tube design.
6. reduce the diameter of the embryonic tube.
Keywords.:blow molding machine.PET bottle.