How to Choose the Right Shrink Film?

Shrink film is a versatile packaging material that is commonly used to wrap and protect a wide range of products, from food and beverages to industrial goods and consumer products. Shrink films are available in various types, sizes, and thicknesses to suit different packaging needs. In this article, we will discuss how to choose the right shrink film for your packaging application.

• Determine the application: The first step in selecting the right shrink film is to determine the application. Are you packaging food, beverages, electronics, or industrial goods? The type of product being packaged will dictate the type of shrink film needed. For example, food-grade shrink films are designed to meet FDA regulations for direct contact with food, while industrial-grade shrink films are designed to provide puncture resistance and durability for heavy-duty applications.

• Consider the packaging environment: The packaging environment is also an important factor to consider when selecting shrink film. Will the packaged product be exposed to moisture, UV light, or extreme temperatures during shipping or storage? If so, you will need to choose a shrink film that is specifically designed to withstand those conditions. For example, UV-stabilized shrink films are designed to resist degradation from prolonged exposure to sunlight, while low-temperature shrink films are designed to shrink at lower temperatures to protect products that are sensitive to heat.

  
  

PLA Shrink Film

• Determine the required shrinkage: Shrink films are designed to shrink in response to heat, which causes the film to conform tightly to the shape of the product being packaged. The amount of shrinkage needed will depend on the size and shape of the product, as well as the desired appearance of the package. If the product is irregularly shaped, a high-shrink film may be needed to achieve a tight, professional-looking package.

• Choose the right thickness: The thickness of the shrink film is an essential factor that you need to consider when choosing the right shrink film. The thickness of the film will determine the strength and durability of the packaging. If the film is too thin, it may not provide adequate protection to the product, while if it is too thick, it may be difficult to handle and use.

The thickness of shrink film is usually measured in mils or microns. A mil is equivalent to one-thousandth of an inch, while a micron is one-thousandth of a millimeter. The most common thicknesses of shrink film range from 60 to 100 gauge (15 to 25 microns). The thicker the film, the more durable it will be.

When choosing the right shrink film thickness, consider the weight and shape of the product you are packaging. If you are packaging heavy or sharp-edged products, you will need a thicker film. A thinner film can be used for lighter and less sharp-edged products.

• Consider the type of shrink film: Shrink films are available in two main types: PVC and Polyolefin. PVC (Polyvinyl Chloride) is a versatile, cost-effective shrink film that is commonly used in packaging applications. It is ideal for wrapping products that require a tight, clear, professional-looking package. PVC shrink film is also known for its high shrinkage rate and excellent clarity, which makes it an ideal choice for packaging products with irregular shapes or unusual sizes. PVC shrink film is also easy to handle and can be sealed using a wide range of equipment.

If you are interested in types of shrink film or want to learn more about its specifications, material, and prices, please email us directly at info@hyfpack.com. We are more than happy to answer your questions.