How Pizza Boxes are Made:3 Main Categories of Kraft Boxes

The Custom Pizza Boxes, with their flat shape and the holes from which the steam comes out, are the most famous and widespread food container in the world.

Their standard size is 32 × 32 cm but there is any shape, created specifically to contain maxi pizzas or more slices together.

Historical Background of Pizza Packaging Boxes

The raw material with which the pizza box is made is corrugated cardboard: a product made for the first time by JH Thompson in 1875, which had the happy intuition of gluing to the corrugated paper already existing at the time, consisting of a cover and a wave, a second cover.

The idea was to give the resulting paper structure a sufficient strength so as to be able to create rigid packaging made to contain, transport and protect the most diverse objects.

How Custom Pizza Boxes are Made?

Normally the pizza boxes are made of white microwave cardboard. The material used must be tested for direct contact with food and present the necessary certifications. In order for the box to adequately store the pizza, the weight of the material must be sufficient to prevent heat dispersion. On the lid of the package, it is possible to cut holes from which the steam can escape.

After all, for a local the smell of a freshly baked pizza is the best advertisement. A customer, who orders a pizza to take away and starts walking the streets of the center, can get you dozens of new customers, as long as your business logos are clearly visible on the carton.

Is Corrugated Cardboard Suitable to Ppack Pizza?

The pizza box in microwave cardboard is the most widely used packaging system in the world for the transport of what is commonly considered one of the main foods of Italian gastronomic culture: pizza.

The applications of corrugated cardboard are now a vast and varied world; obviously I will devote my attention to the use of this product limited to the food sector and in particular to the packaging for take-away pizzas.

Composition of Corrugated Cardboard

As anticipated in the presentation, corrugated cardboard is made using at least two types of paper joined together by special glue. The two surfaces of stretched paper are called covers, specifically internal and external, while the paper for the corrugation or wave, is positioned in the middle. A cardboard made in this way is defined as having a single wave.

Which Type of Material is Good for Boxes?

After analyzing the structure of the corrugated cardboard, the time has come to investigate which type of paper must be used to produce it, making a distinction between flat paper and wave paper and also in relation to what the box must contain, the pizza. To obtain an optimal result it will be necessary to use papers with different technological and qualitative characteristics, let’s examine them.

Types of Papers to Produce Pizza Boxes

Corrugated cardboard is classified according to the quality of the paper, the number of waves it is made of and the height of the waves themselves.

Each type of paper is represented by an acronym that briefly defines its characteristics, quality and use. Some very specific types of paper are used for the realization of the Custom Printed Pizza Boxes, which have the intrinsic quality of being made of 100% virgin vegetable fibers, without any trace of waste paper.

In particular, for the internal and external covers, cards classified with the following abbreviations are used:
V to identify the Plant card:
Ka to identify the brown Kraft paper;
Kb to identify white Kraft paper.

It is worth remembering that the take-away pizza box must have some peculiar characteristics, relating both to the work it will have to carry out and to comply with the local legislation concerning this type of products in contact with food.

It is a food that is extracted from the oven at temperatures between 60 ° and 80 °, humid and vaporous; therefore, the box that allows it to be removed must respond to both mechanical stress and humidity and the hot steam that characterizes a tasty, freshly prepared pizza.

Vegetable Paper for Custom Pizza Boxes

The paper produced with this type of pulp is the best in terms of food and resistance and is made with 100% long-fiber coniferous sulphate cellulose pulp, which preferably comes from the Scandinavian regions.

The covers made with this type of paper react in an optimal way to a whole series of stresses such as: traction, impact, folding and pressure, guaranteeing optimal resistance, both mechanical and to humidity and steam.

Kraft Paper Box

The paper produced with this type of cellulose pulp has a name that in German means strong and in fact it is a very resistant paper that works well to produce the corrugated cardboard covers, with which the pizza containers are made. It is a pulp composed of at least 80% long-fiber coniferous sulphate cellulose and 20% other virgin fibrous material. 

The cellulose pulp thus made must also be 100% vegetable and without waste material. The type of paper thus produced is then defined according to the coloring in ” Ka ” for the brown Kraft paper and ” Kb ” for the white Kraft paper.

Conclusion

The cartons for the pizzas of Silver Edge Packaging can be personalized with the prints of your pizzeria. Our internal department will take care of printing with inks suitable for food packaging.

Published by Ashlay Parker

Silver Edge Packaging has specialized in the manufacture of packaging for range of industries. We have the most excellent service team. In the new market environment, we keep researching new packaging materials and technological innovations to meet customer needs and reflect product value at the lowest cost. As a medium-sized family company, we offer you sustainable packaging, compostable materials and the reuse of resources.

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