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Industry News

08

2022-08

Are eco-friendly paper-plastic composite bags good?

Are eco-friendly paper-plastic composite bags a good choice? There are numerous methods for laminating paper and plastic. Depending on the nature of the contents, different lamination processes and structural materials can be employed to ensure that the bags perform optimally during use. During production, selecting the appropriate lamination process is especially critical, as it not only affects the quality of the paper-plastic composite bags but also influences the efficiency of composite-material manufacturing. Naturally, this also aligns with environmental protection goals.

2022-08-08

02

2022-08

What is a paper-plastic composite bag?

What is a paper-plastic composite bag? A paper-plastic composite bag is made of plastic and kraft paper. The plastic layer typically consists of a flat-woven fabric based on polypropylene (PP) or polyethylene (PE), while the kraft paper layer is made from refined, composite specialty kraft paper. This type of bag features high strength, excellent water resistance, and an attractive appearance.

2022-08-02

26

2022-07

How about paper-plastic composite bags?

What about paper-plastic composite bags? Paper-plastic composite bags are bulk container bags made by laminating plastic and paper. They are a practical packaging solution for transporting and storing small-particle materials. Made with polypropylene as the base material and combined with high-quality specialty kraft paper, these bags are bonded together through lamination.

2022-07-26

20

2022-07

Heat-sealable resealable bags require packaging design based on certain principles.

Resealable heat-seal pouches require packaging designs that adhere to certain principles. For brand owners, retail packaging plays an irreplaceable role in marketing and promotion, as these pouches serve as a critical touchpoint between the brand and consumers before they make a purchase decision. Therefore, the design of the front (primary display) surface of resealable heat-seal pouches should effectively integrate three key functions: brand promotion, marketing outreach, and product advertising. Skilled packaging designers can fully realize these three objectives—and even go beyond—within the packaging itself.

2022-07-20

15

2022-07

Processing Characteristics of Heat-Sealable Gusset Bags

Flip-top heat-seal bags are widely used for packaging and transporting goods due to their pore-free structure, which ensures no material or air leakage. However, these bags often pose challenges: once sealed, they can be difficult to open and inconvenient to use, and once opened, they cannot be reused, leading to resource waste and environmental concerns. In addition, the cooling process of the heat-sealing adhesive during production is relatively slow, which prolongs the time required to fill the conveyor line with flip-top heat-seal bags.

2022-07-15

08

2022-07

Why are heat-sealable resealable bags so widely used?

Heat-seal bags, also known as flip-top heat-seal bags, are a type of packaging bag formed by a multi-layer paper cross-cutting technique using a tubular-forming machine, resulting in a stepped cut at the opening. After applying hot-melt adhesive, the bag is rapidly and automatically sealed. When used in conjunction with heat-sealing filling equipment, these bags allow for high-speed automatic or semi-automatic filling from the top, followed by heating, melting, dewatering, compaction, and cooling to achieve a secure seal. With their elegant and sophisticated appearance, flip-top heat-seal bags represent a new, environmentally friendly packaging solution currently being promoted.

2022-07-08

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