What are Kraft Boxes and How They Work – Beginners Guide

6 min read

Kraft boxes are made of kraft paper material. That’s why they are called kraft boxes. Beyond the literal meaning of kraft boxes, these boxes contain many features and benefits. Their chemistry is strong and many brands benefit from their sturdy and eco-friendly nature. If you also wonder how kraft boxes work, you are welcome. I will answer the most basic questions asked about kraft paper and kraft boxes.


Let’s start with what is kraft boxes! 

What Is Kraft Boxes?

As of 2020, the kraft paper market stands at $17 million, with an annual growth rate of 3.5%. Projections suggest it will reach $22.38 billion by 2028. For those who want a different aesthetic, there’s an option to bleach kraft boxes and turn them white. However, many prefer the natural brown color for its rustic charm. Several types of kraft paper bags rule the market, each valuable for specific uses. The key distinction lies in the fibers and finishes during production. Industries increasingly appreciate the value of kraft paper for its eco-friendly qualities, investing significantly in expanding its market.


Kraft, a German term meaning ‘strength,’ is a popular choice for packaging due to its durability and cost-effectiveness. It has become the go-to material across various industries. Kraft paper, sourced either as virgin or recycled, forms the basis for crafting versatile Kraft boxes. These boxes are made from Kraft stock, utilizing unbleached pulp known for its thickness and firmness. Its robust nature makes it an excellent choice for shipping goods over long distances. The added sulfur content contributes to the packages’ density, enhancing protection. Paired with unbleached kraft paper, it offers an eco-friendly and sturdy packaging solution.


Different Types of Kraft Boxes Material:


  • Recycled Kraft Paper: Crafted from the pulp of used cardboard boxes and books, commonly used for various packaging.


  • Mixed Kraft Paper: Blend of virgin and recycled materials, offering strength and eco-friendliness, ideal for envelopes and postage boxes.


  • Coated Unbleached Kraft Paper: Brown and highly tear-resistant, the fundamental form of kraft paper.


  • Coated Kraft Paper: Standard kraft paper with added white bleach for a versatile, white appearance.


  • Virgin Kraft Paper: The strongest kraft paper, made from raw pulp sourced from natural wood.

What Does Kraft Sell?

Kraft paper boxes are the ideal packaging option for food, especially for takeaway products. Designed to be food-safe and resistant to water, grease, and oil, these boxes are crafted from eco-friendly, food-grade, micro-flute cardboard. They come in various shapes and sizes, equipped with handles for easy food transport. Perfect for bakeries, these Kraft boxes are preferred for packaging cakes, pastries, and more. Popular brands like Kraft cheese, Milka, Toblerone chocolates, Philadelphia cream cheese, Planters nuts, Jell-O desserts, Kool-Aid beverages, Jacobs and Maxwell House coffees, Lu biscuits, Nabisco cookies, crackers, Oscar Mayer meats, and Cadbury chocolates often use Kraft packaging. Kraft boxes stand out as the top choice for packaging a wide range of commodities. Their affordability and easy availability of raw materials make them the most cost-effective option for packaging and transportation.


kraft bakery boxes wholesale, in particular, have become the preferred choice for shipping today. They are versatile, accommodating products of any size, shape, or weight. The added advantage of easy recycling and reuse sets them apart, making Kraft boxes the go-to packaging material for both cost-effectiveness and sustainable shipping. Moreover, Kraft box packaging is a cost-effective choice for heavier products compared to materials like metal containers, which can be more expensive. Unlike steel crates that may corrode over time, Kraft boxes remain rust-free. Additionally, disposing of them is hassle-free – they are biodegradable, contributing to environmental well-being without concerns about pollution, unlike plastic materials.

Is Kraft Box Recyclable?

Kraft paper, derived from renewable wood pulp, stands out as a sustainable packaging choice, surpassing the environmental impact of plastic or Styrofoam. Its biodegradability and recyclability further minimize harm to the environment. The paper’s quick and easy breakdown makes it an environmentally responsible option for shipping and storing products. The natural kraft color not only provides a unique look but also sets it apart from traditional white corrugated mailers. Choose Kraft paper for a recyclable and eco-friendly packaging solution.


Kraft paper has two main sources: recycled paper and trees. Tree-derived kraft paper is stronger and more durable, while recycled kraft paper is more environmentally friendly.


The choice of kraft paper depends on the application. For robust packaging, opt for tree-derived kraft paper, but if you want an eco-friendly option for gift wrapping, choose recycled kraft paper. The kraft paper production process is simpler and uses fewer chemicals compared to regular paper manufacturing. Moreover, these chemicals can be recovered and recycled without quality loss. The byproducts, tall oil, and turpentine, find use in manufacturing other items. Different wood types, like bamboo and pine, not commonly used in traditional paper-making, work well with the kraft paper process. While pine is too resinous and bamboo processing takes time, they both prove cost-effective and efficient in kraft paper production.

Why Use Kraft Boxes?

Recycled brown paper offers exceptional strength due to increased sulfur and decreased lignin content. Its durability surpasses alternative materials and provides heightened resistance to piercing. Brown paper can be crafted from various woods, including pine, bamboo, and oak, making it readily available and cost-effective. The diverse wood quality, combining high and low-density woods, allows for versatility in production. Kraft paper, often made from imperfect trees unfit for other purposes, naturally boasts strength. 


However, the durability of Kraft boxes varies based on the product. Softwood (wood pulp) used in the manufacturing process provides strength, elasticity, and porosity. Multiple layers of Kraft paper contribute to the overall strength of packaging boxes. The polyethylene (PE) coating protects against external elements like bacteria, grease, moisture, or heat, enhancing durability. While this coating reduces recycling options, it ensures water resistance and promotes better recyclability for Kraft packaging boxes.



Kraft boxes are sturdy and eco-friendly in their nature. They don’t only provide the best protection but also degrade naturally. Similarly, these boxes have become the number one choice for packing a diverse range of products. From food to cosmetics, these boxes are a perfect packaging solution. If you are looking for the best packaging solution, I have explained what makes kraft a popular paper material for the construction of kraft boxes.


You May Also Like

More From Author