Plastic bottom seal vs side seal bags and differences

Plastic bottom seal vs side seal bags and differences

All plastic bags are sealed at the bottom or on both sides. The cost to produce side seal bags is usually cheaper than bottom seal ones. Bottom seal bags are used to store heavier items. So, plastic bottom seal vs side seal, which one should be used? Let Vn Plastic help you better understand in this article.

Plastic bottom seal bags

Plastic bottom seal bags that manufactured in Vietnam are made from flat plastic tubes. The forming machine will seal and cut at the bottom of the bag. Before this stage, die cut, handle, air hole of the bag can also be operated depending on the intended use.

This type of bag can be used to store heavy, leak-proof items. Bottom seal bags can be used to store fruit, food, and garbage. In addition, to increase the storage space, they can be designed with side gusset.

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Plastic bottom seal bags
Plastic bottom seal bags

Plastic side seal bags

Plastic side seal bags manufactured in Vietnam are made by center fold film. The plastic tube film is cut in the middle with a knife. The cutting position is the mouth of the plastic side seal bag. The two sides of the bag will be heat-sealed

A knife cut the film tube into two
A cut the film tube into two

The plastic side seal bags are widely used in trade show centers, used as multi-purpose bags that can be used for many different purposes. With larger bags, people often design with an additional bottom gusset.

Side seal bags should only be used to store light and small products. If you intend to carry heavier items, consider plastic bottom seal bags.

When to use side seal bag?

People often use sealing on both sides of the bag (side seal) for plastic bag products that has width less than 300mm. Larger bags will not be suitable for side seal because of the poor bearing capacity. Consider using a bottom seal bag.

In addition, bags with bottom gusset are required to use the side seal method.

When to use side seal bag
When to use side seal bag
Side seal bag
Side seal bag

Plastic bottom seal, side seal bags manufacturer in Vietnam

Are you looking for Plastic bottom seal, side seal bags manufacturer in Vietnam? Please consider Vn Plastic. We are senior PE bags and film exporter in Vietnam since 2002.

Plastic side seal bag machine
Plastic side seal bag machine

We have a professional management team with over 20-years experience, Gold Supplier on Alibaba since 2011 in producing HDPE, LDPE, Biodegradable plastic bags, recycled bags, films and the up-to-date facilities as well to ensure the best product quality.

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