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4 Panel Big Bag Construction
4-panel bags are constructed with four individual pieces sewn together to form a square structure. When filled, a 4-panel bag will hold its square shape similar to other construction types. Typically, 4-panel bags will hold their shape better than the U-panel bags, and a U-panel bags will hold their shape better than a circular bag. The biggest drawback to 4-panel bags is the large amount of stitching required to keep the bag together. This can allow for more areas of the bag prone to failure. However, 4-panel bags are ideal for storage due to the way they hold their shape when filled.
A 4-panel bag is the original polypropylene design which has become the industry standard. The versatile four panel construction is excellent for a variety of applications. This four panel design requires seams along four separate pieces of fabric sewn to create a 4-panel bag.
A 4-Panel Bulk bag derives its name directly from its construction design. In this type of bulk bag, the 4 sides are constructed from 4 separate fabric panels which are stitched together at the edges with each other. A separate piece of panel is used to make the square bottom of the bag.
4-panel bags are sewn together by four individual pieces to from a square structure. After filling, the 4-panel bag will retain its square shape, similar to other construction types. Generally, 4-panel bags can maintain their shape better than U-panel bags, and U-panel bags can maintain their shape better than circular bags. The biggest disadvantage of the 4-panel bag is that requires a lot of sewing to hold the bag together. This can allow for more areas of the bag prone to failure. However, since 4-panel bag can hold their shape when filled，it is ideal for storage.
The 4-panel bag is the original polypropylene design and has become the industry standard. The versatile 4-panel construction is ideal for a variety of applications. The design of these four panels requires seams along four separate pieces of fabric together to create a 4-panel bag.
The 4-Panel Bulk bags get its name from their construction design. In this type of container bag，the four sides are constructed from 4 separate fabric panels that are sewn together at the edges. The square bottom of the bag is made of a separate piece of panel.
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