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What Is PET Bottle?


plastic pet bottles


PET plastic bottle is the most widely used packaging material nowadays. Widely used in the packaging of carbonated drinks, medicine bottles, bottled water, condiments, cosmetics, nuts, candy and other products. Because PET is transparent, lightweight and recyclable, its performance in application and environmental protection also makes it better than other plastic packaging. Especially for carbonated drinks, PET bottles have become the mainstream. PET bottle is heat resistant to 70℃, so it is not suitable for hot filling, only for warm drinks or frozen drinks.


What is pet bottle?


PET bottle is the kind of plastic bottle that made from material PET. PET, which is same as PETE, is short for polyethylene terephthalate, the chemical name for polyester. PET bottles are globally recognized as safe, non-toxic, strong, lightweight, flexible and 100% recyclable. Plastics like PET most likely touch your everyday life, the pet bottle commonly used for water, beverages and foods containers. Virtually all single-serving and 2-liter bottles of carbonated soft drinks and water sold in the most of world made from pet material.

In the process of PET bottle use, it should be noted that high temperature or heating will make the bottle easily deformed. Sanlplastics specializes in PET plastic bottles for more than 20 years, and has worked with many of the world’s top 500 enterprises. Sanleplastics specializes in design, 3d prototyping, mold development, manufacturing and other processes. We have thousands of different types of plastic containers to meet your needs, and we have the ability to custom design according to your requirements.

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How to identify pet bottles in life?


The pet bottles could be everywhere around your life. Do you know what kind of plastic bottles are made from pet material?

Actually, you can identify them easily, you can tell from the appearance, the pet material has the character of clarity, strength, toughness, barrier to gas and moisture.

Besides there is more accurate and efficient way for you to learn, most of the pet plastic bottles and containers can be identified by the number “1” in the small triangular symbol that being molded into the bottom or side of the container.


Plastic pet bottle manufacturing process


Process of stretching and blowing PET bottles
1.Raw material is very important to all products, we SanlePlastics promise that we do not use recycled material, all of the materials we used on products have met with the international standard!
2.The mold produces a bottle preform, the preform looks like a thick-walled test tube, often including the bottle’s characteristic screw top.
3.The blow molding process begins with melting down the plastic and forming it into a parison or in the case of injection and injection stretch blow molding a preform.
4.The bottle must be cooled almost instantly or it will lose its shape when gravity causes it to creep downward in its malleable, heated state.

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