Kraft liner, also known as test liner, is a high-strength, durable paperboard made from 100% virgin wood pulp or recycled fibers. It is primarily used for packaging and is designed for heavy-duty applications. Here are its key features:
High Strength and Durability: Kraft paper has excellent tensile strength, making it ideal for packaging heavy or large items. It is strong and durable, ensuring the integrity of the package during handling and transportation.
Environmentally Friendly: Kraft paper is made from virgin or recycled fibers, making it an environmentally sustainable choice. It is biodegradable and recyclable, making it a more environmentally friendly choice compared to other types of packaging materials.
Smooth and Uniform Surface: Kraft paper has a smooth and uniform surface, making it ideal for printing. It provides high-quality printing effects for labels, logos, and other graphic designs, ensuring that the packaging looks professional and beautiful.
Versatility: Kraft paper is widely used in a variety of packaging solutions, such as corrugated boxes, cartons, and packaging for products such as food, electronics, and clothing. It is suitable for single-wall and double-wall structures.
Moisture and Oil Resistant: Some kraft paper is treated with moisture-proof treatment, making it ideal for food packaging and other applications that may come into contact with liquids.
Cost-effective: Kraft paper is strong and versatile, often a more economical packaging option without compromising durability and quality.
Available in different weights: Kraft paper is available in a variety of weights (measured in grams per square meter (gsm)), providing flexibility in choosing the right thickness and strength for specific packaging needs.
Lightweight: Despite its strength, kraft paper is relatively lightweight compared to other packaging materials, helping to reduce shipping costs.
Printable: Kraft paper is suitable for a variety of printing techniques, such as flexographic and offset printing, allowing brands to easily customize their packaging with logos, product information and designs. These characteristics make kraft paper a popular choice for businesses looking for affordable, sustainable and reliable packaging solutions.