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HOME ≡ Machinery Academy ≡ Common problems and solutions for PET preforms injection molding machine, Part 1.

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Common problems and solutions for PET preforms injection molding machine, Part 1.
From:sinobema-tech | Edit :insomila | Time :2019-02-25 | 2088 Visit | 分享到:
PET bottle means the bottle contains a kind of chemical plastic which has been called “polyethylene terephthalate”. And we just call it PET bottle. PET is a kind of polymeric substance which is made by chemicalizing Terephthalic acid Ethylene glycol.

6.      Material temperature is too low.

 

B, Solutions:

1.      Make sure the granules been dried for at least four hours.

2.      Increase the granules temperature.

3.      Increase the rotary speed of the injection screw.

4.      Make sure the water contains to be less than 0.02% under the temperature of 165 degrees.

5.      Enhance the cooling water.

6.      Reduce the thickness of the preforms.