Flat bottom bags are a popular type of packaging that offers several advantages over other types of packaging, including stability, improved branding, increased shelf life.
color | custom |
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size | custom |
description | Flat bottom bag used for coffee beans, or coffee power packaging |
valve | Can be added when requested |
stock | NO |
Flat bottom bag, also known as a block bottom bag or a square bottom bag, is a type of packaging that has become increasingly popular in recent years. This type of bag is characterized by its flat bottom and square shape, which provides stability and allows it to stand upright on its own. Flat bottom bags are commonly used in the food, pet food, and non-food industries for packaging a variety of products, including coffee, tea, nuts, snacks, grains, and more. In this article, we will explore the characteristics, advantages, and uses of flat bottom bags.
Flat bottom bags are made of laminated materials that offer durability, puncture resistance, and barrier protection. The most common materials used in the construction of flat bottom bags are plastic films such as PET, PE, BOPP, and aluminum foil, which are often combined to create a multilayer structure that offers superior protection against moisture, oxygen, and other external factors that can compromise the quality of the product inside. In addition, the laminated structure of flat bottom bags allows for high-quality printing and graphic design, which can enhance the visual appeal and branding of the product.
The flat bottom of the bag is achieved through a process called block bottoming, which involves folding the film to create a flat base and then sealing the sides to form a four-corner seal. The result is a bag with a stable base that can stand upright on its own, even when it is empty. Flat bottom bags can be produced in a variety of sizes and shapes, with or without a zipper, and can be customized with a range of features such as tear notches, hang holes, and degassing valves.
Flat bottom bags offer several advantages over other types of packaging, including:
Flat bottom bags are used in a wide range of industries for packaging various products, including:
Non-Food Industry: Flat bottom bags are also used in the non-food industry for packaging products such as detergents, fertilizers, and other household items. The bags can be customized with features such as hang holes and degassing valves to suit the specific needs of the product.
To measure a square bottom bag, you will need to measure both the width and the depth of the bag.
Here are the steps to measure a square bottom bag:
If the bag has gussets (triangular panels on the sides of the bag), you will need to measure the width and depth of each panel and add those measurements to the width and depth of the bag to get an accurate total measurement.
In conclusion, flat bottom bags are a popular type of packaging that offers several advantages over other types of packaging, including stability, improved branding, increased shelf life.
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