Raw Materials

What is Kraft Paper?

Kraft Paper for pouches refers to a type of paper material specifically designed and used for the production of pouch packaging, the raw material is plant fiber. It is a versatile and eco-friendly alternative to traditional plastic pouches and offers various advantages in terms of sustainability, branding, and product protection.

Due to the trend of "anti-plastic," kraft paper bags have become the preferred choice for companies, and many international brands have started using them for packaging. Examples include pumpkin seed bags, nut bags, and freshly ground coffee bags. They may have limitations in terms of moisture resistance compared to plastic pouches.

Kraft paper pouches for flexible packaging

Kraft Paper Technical Specifications

Kraft Paper

Kraft Paper

Plant Fiber Material

Density /
Usage Temperature /
Common Thickness Large thickness deviation,
defined in g/㎡

Key Properties

  • High heat resistance
  • Low lamination and heat sealing strength (widely used for light packaging)
  • Easy tear
  • Unique performance effect

Kraft Paper Series

NIAITE offers various Kraft Paper types to meet different packaging requirements.

Original Kraft Paper for Packaging

  • Single glossy kraft paper: White and original craft color. Printing directly then laminate the heat sealing layer.
  • Kraft paper: White and original craft color. Used for lamination.

Single Coating Paper

  • Coating original kraft paper: Coated paper. High cost, suitable for fine printing.

PE Coated Paper

  • Normal PE coated paper: Need heat sealing
  • Functionality lamination (PE coated) paper: For dry lamination

The Advantages of Kraft Paper for Flexible Packaging

Kraft paper, a material widely seen in our daily lives, is closely associated with our daily activities.

1

Strong Environmental Performance

The most significant aspect is the strong environmental performance of kraft paper bags. In the prevailing era of environmental protection, the non-toxic, odorless, zero-pollution, and recyclable nature of kraft paper has greatly enhanced its competitiveness.

2

Environmentally Friendly

They are eco-friendly and recyclable, avoiding the generation of harmful chemical pollutants in the environment.

3

Strong Printing Capabilities

Kraft paper exhibits strong printing capabilities. With inherent color, kraft paper allows for artistic beauty in printing without the need for full-page printing, resulting in cost savings and reduced printing cycle time.

4

Exceptional Production & Processing Performance

Exceptional production and processing performance. Compared to shrink film, kraft paper demonstrates stronger adaptability, along with certain buffering and impact resistance. The mechanical equipment for product manufacturing and processing performs well, with good buffering capabilities, facilitating composite production processes.

The Drawbacks of Kraft Paper

The advantages of kraft paper are evident, but so are the drawbacks.

Limited Printing Quality

If you want to print colorful and exquisite pattern designs, kraft paper bags may not achieve the desired results. Due to the relatively non-smooth surface of kraft paper, there can be an uneven distribution of printing ink when applied to the surface of kraft paper. Therefore, compared to plastic packaging bags, the printing patterns on plastic packaging bags tend to be more delicate.

Poor Moisture & Water Resistance

Poor moisture and water resistance. The key drawback of kraft paper bags is that they should not come into contact with water. When kraft paper gets wet, it becomes soft, and the entire kraft paper bag loses its structural integrity. The storage area for packaging bags needs to maintain natural ventilation and dryness, which poses a challenge for kraft paper bags. Food packaging bags made of paper have poor moisture and water resistance, are easy to be damp, and deform, not suitable for packaging long-term preservation of food, but for short-term preservation of food, kraft paper bag is still a better packaging material.

Paper Plastic Packaging

Due to the poor water resistance and barrier properties of kraft paper, the packaging manufacturer typically uses paper-plastic packaging when contents require certain barrier properties.

This not only presents a retro and high-end brand image but also reflects the company's environmental awareness and responsibility. Paper-plastic packaging is widely used for various purposes.

Condiments, Nuts & Snacks

Paper//PE//AL//PE is a commonly used structure for packaging condiments, nuts, snacks, and more.

Single-Serve Sachets

White Paper//PE, White PE//PE//MPET//PE structure is typically used for single-serve sachets for sugar.

Coffee Packaging

Paper-plastic bags are most commonly employed for packaging coffee, whether it's coffee beans or powder, making them highly noticeable on shelves. The structure PET/White Kraft Paper/MPET/LLDPE is often chosen.

Chocolate & Ice Cream

Chocolate often utilizes BOPP/Paper/MPET-cold seal paper plastic packaging film. On the other hand, ice cream adopts the structure AL//PE//white paper.

Potato Chip Can Sealing

Even the easily overlooked potato chip packaging film for sealing cans uses paper plastic packaging film, that is structure PET/white paper/PET/AL/PE.

Outer Packaging

When paper bags are used for outer packaging, the high-end image of paper plastic is evident, with structures like Matte BOPP/Kraft Paper/PE commonly used.

Non-Food Products

Paper-plastic packaging is also suitable for non-food products such as personal care and household items. The structure White Paper//PE/AL/SPE is an example.

Versatile Pouch Shapes

Paper plastic packaging bags can be crafted into various shapes, such as stand-up pouches, flat-bottom pouches, fin seal pouches, 3-side seal pouches, and more. They possess strong flexibility, are easy to tear, and are consumer-friendly.

Typical Kraft Paper Structures

Common structures where Kraft Paper is used in flexible packaging laminations.

Paper / PE / AL / PE

Commonly used structure for packaging condiments, nuts, snacks, and more, providing excellent barrier properties.

PET / White Kraft Paper / MPET / LLDPE

Often chosen for coffee packaging (beans or powder), making products highly noticeable on shelves.

BOPP / Paper / MPET-cold seal

Used for chocolate packaging, combining the natural look of paper with excellent barrier properties.

AL / PE / White Paper

Adopted for ice cream packaging, providing barrier and structural integrity.

Matte BOPP / Kraft Paper / PE

Commonly used for outer packaging, presenting a high-end image with environmental awareness.

White Paper / PE / AL / SPE

Suitable for non-food products such as personal care and household items.

How to Obtain Kraft Paper-Based Packaging Solutions?

1

Get in Touch

Contact our team with your product requirements, barrier needs, and packaging specifications.

2

Design Your Structure

Our experts will recommend the optimal Kraft Paper structure (Kraft Paper/PE or Kraft Paper/BOPP) for your application based on your specific requirements.

3

Production & Shipping

We'll produce your custom Kraft Paper-based packaging and ship it to your location worldwide.

Products Using Kraft Paper Material

Explore our flexible packaging solutions that utilize Kraft Paper film for superior performance and appearance.

Do not find what you are looking for?

Contact Us for Custom Solutions

Frequently Asked Questions About Kraft Paper Film

Common questions about Kraft Paper film properties, applications, and selection for flexible packaging.

Kraft Paper is a natural, eco-friendly packaging material made from wood pulp. Its main advantages include biodegradability, recyclability, natural appearance, good printability, and suitability for sustainable packaging solutions. It provides a natural, premium look while being environmentally friendly.

Kraft Paper packaging is ideal for products requiring eco-friendly, natural-looking packaging. Common applications include coffee, organic foods, sustainable products, and brands emphasizing environmental responsibility. It's perfect for products where natural appeal and sustainability are important brand values.

Kraft Paper is typically laminated with plastic films (like PE or BOPP) to create flexible packaging structures. This combination provides the natural look of paper with the barrier and sealability of plastic, creating eco-friendly packaging solutions that maintain product freshness.

Yes, Kraft Paper is recyclable and biodegradable. However, when laminated with plastic films, the recyclability depends on the overall structure. We offer mono-material and easily separable structures to improve recyclability while maintaining barrier properties.

Common structures include Kraft Paper/PE for moisture barrier, Kraft Paper/BOPP for enhanced barrier and clarity, and Kraft Paper/AL/PE for high barrier applications. The structure selection depends on your specific barrier requirements, sustainability goals, and cost considerations.

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