PET offers numerous advantages, such as being lightweight, durable, and recyclable, making it the material of choice for producing bottles and containers. Among the different sizes of PET preforms used in packaging, the 38mm PET preform is one of the common. This specific size refers to the diameter of the bottle neck, which is compatible with 38mm caps typically used in beverage bottles.

While the basic design of a 38mm PET preform may appear simple, there are several variations of the 38mm preform, each designed to meet specific requirements for different applications. In this article, we will explore the various types of 38mm PET preforms and discuss their characteristics, uses, and the factors to consider when choosing the right one for a particular application.

There are several different types of 38mm PET preforms, each designed for specific bottle applications. These variations differ in factors such as neck design, wall thickness, and the addition of certain properties to improve performance in specific conditions. Here are the main types of 38mm PET preforms commonly used in the industry:

The standard 38mm PET preform is the common and widely used type. It features a neck with a 38mm diameter, designed to fit a standard 38mm screw-on cap. This preform is typically used for beverage bottles, such as those for soft drinks, water, and juices. The standard 38mm preform is a versatile option and can be used for a variety of other applications, such as personal care products or household chemicals.

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PET preform, short for polyethylene terephthalate preform, is a thermoplastic polymer resin widely used in the production of plastic bottles and containers. Its popularity stems from its qualities, including transparency, lightness and high strength-to-weight ratio.