PET plastic bottles can be identified from these four aspects

PET plastic bottle, Chinese name: polyester, extracted from petroleum, remove harmful substances, until it reaches the food grade use standard, the bottle is as transparent as a glass bottle, can also do color, can do completely opaque color, can also do color transparent, PET plastic bottle will not break, but, do you know how to better identify the quality of PET plastic bottle? Today, Xiaobian takes you to understand the identification of PET plastic bottles from these four aspects. Mainly look at four points: bottle mouth appearance, cleanliness, bottle body forming, bottle bottom details.

1. The appearance of the bottle mouth of PET plastic bottle is relatively neat, the end face of the bottle mouth is very flat, the thread is relatively complete, there is no damage gap, the crystallinity is very good, there is no supplementary material, and there is no wire pulling phenomenon.

2. The whole plastic bottle will not be deformed, and there is no oil stain inside.

3. The bottle body is well formed, the transparency is also very high, there are no black spots, abrasions, atomization, white, hardening phenomenon, the color bottle should be more uniform in color, no obvious color difference.

4. The bottom of the bottle is not concave or protruding, and the bottom of the bottle is not broken or delamination.