3 Edge Welded Packaging Guide: Efficiency, Durability and Brand Prestige

The packaging industry is not only about the outer surface of a product; is a direct determinant of product safety, shelf life, logistics performance and brand perception. Today, the decision made by the consumer on the shelf is largely based on the perception of trust and professionalism provided by the packaging.

CVK Ambalaj, as one of the most preferred and highest technical performance systems among industrial packaging solutions, 3 edge welded packaging (3 side seal) We cover all aspects of pouch) solutions. This guide has been prepared as a reference for both manufacturers and brands. What is it?

3 edge-welded packaging; It is a type of flat form packaging obtained by combining two separate laminated films or a single folded film from three edges by heat treatment. The fourth edge is left open for the filling process and closed after filling to create a full hermetic structure.

Thanks to this system, the packaging completely isolates the external environment in contact with the product and minimizes the transmission of oxygen, moisture, odor and light. downloads.

3 Why is Edge Welded Packaging Preferred?

3 edge welded packaging, especially for products that require high protection stands out as one of the most efficient solutions in terms of cost-performance.

First of all, thanks to hermetic sealing, the product is protected for a long time against external factors. This extends shelf life, reduces product return rates and increases brand reliability.

The flat form structure allows the use of less raw materials compared to bottom gusseted packages such as doypack. This reduces both production costs and wastage rates.

In addition, it significantly reduces logistics costs since the volume it occupies in the shipping and storage stages is low. This advantage is directly reflected in profitability, especially for companies that produce high volumes.

3 Material Structures Used in Edge Welded Packaging

The success of a packaging depends on the correct selection of the materials used. In CVK Packaging production, different layer combinations are used depending on the characteristics of the product.

PET and PE combination is frequently preferred in general food products. It offers high printing quality and is an economical solution.

The structure consisting of PET, ALU and PE layers is ideal for products that require maximum light, oxygen and moisture barrier. It is especially used in coffee, spices and powder products.

The combination of kraft paper and PE offers a natural and organic appearance. This structure is preferred by companies that care about environmental perception and positioning premium brands.

PA and PE layered structures are used for vacuum packaging. It provides high sealing and puncture resistance in meat, cheese and delicatessen products.

3 For Which Sectors is Edge Welded Packaging Suitable?

In the food and beverage industry; It is widely used in nuts, snacks, spices, confectionery and disposable coffee or sugar packets. This type of packaging preserves the product aroma within the packaging.

It is preferred in the medical and pharmaceutical industry for products where sterilization is critical. Hermetic structure minimizes the risk of contamination.

In the cosmetics and personal care industry; It provides both a hygienic and aesthetic solution for face masks, sample products, wet wipes and disposable care products.

3 Differences Between Edge Welded Packaging and Doypack

3 edge welded packages are in flat form. and does not stand upright.However, it can be displayed on shelves with hanging holes such as euro slots.

Doypack packages can stand upright thanks to the bottom bellows, but they require the use of more raw materials and their cost is higher.

3-edge welded packages stand out when it comes to high barrier, vacuum compatibility and cost advantage. If premium presentation is aimed on the shelf, doypack is preferred.

CVK Packaging Difference: Strong Engineering, Effective Design

Just being durable is not enough for a packaging; It also needs to get the product sold on the shelf. As CVK Ambalaj, in our productions:

Euro slot hanger hole,
Ziplock lock system,
Easy-open notch,
Matte or glossy cellophane,
Special surface and lacquer We offer value-added features such as

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Result: Correct Packaging, Sustainable Profitability

To protect the quality of your product, reduce logistics costs and If you want to take your brand one step ahead of the competition, 3 edge-welded packaging solutions are one of the best choices.

CVK Ambalaj High barrier packaging produced with the assurance of your brand's strong face in the market.

You can contact us to get an offer for 3 edge-welded packaging in custom sizes and prints for your business.

Frequently Asked Questions (FAQ)

3 Is edge-welded packaging suitable for vacuum machines?

Yes, it is definitely suitable. Particularly produced by CVK, PA/PE (Polyamide/Polyethylene) laminated structured 3-edge welded packages work fully compatible with vacuum machines thanks to their superior gas barrier properties. This structure maximizes the shelf life of foods by preventing oxidation and offers sealing safety thanks to high welding strength.

3 Edge-welded packages can be recycled is?

In line with our sustainability goals, we offer environmentally friendly options as well as traditional multi-layered structures. The special mono-material (PP-based) structures we have developed under the brand CVK are 100% recyclable without compromising their protective properties. In this way, you continue to protect product safety while reducing your brand's carbon footprint.

Can business-specific size and high-resolution printing be made?

Yes, all our 3-edge welded packaging projects are "tailor-made" according to the needs of your business. is being designed. We determine the most appropriate dimensions for your product with our expert technical team; We reflect the visual identity of your brand on the packaging at the highest resolution with flexo or rotogravure printing techniques. As CVK, we provide flexible solutions from small-scale boutique productions to high-tonnage industrial orders.

3 The main difference between edge welded bag and Doypack (Stand Up Pouch). What is it?

The main difference is the physical form of the packaging. 3-side welded bags have a flat structure and do not have a bottom bellows; These features make them ideal for stacking on flat surfaces or displaying on shelves with Euro slots (hanging holes). Doypack, on the other hand, can stand upright on shelves thanks to its bottom bellows. If you are packaging non-bulky products, CVK's 3-edge welded solutions offer you a serious cost and storage advantage.

This packaging type is durable for frozen foods or high heat (pasteurization). Is it?

Yes, the BOM can be customized according to the intended use and heat cycle.While special polymer layers that are resistant to cold brittleness are used for frozen foods; Laminated structures with high heat resistance (Retort) are preferred for products that require pasteurization or sterilization. CVK engineers optimize the film combination that best suits the filling and storage conditions of your product.