Bleach Kraft

Bleach Kraft

Bleach Kraft paper is the strongest white paper, which is greatly valued for high strength, printability, and beauty. Its field of application includes applications in those areas where strength and aesthetics are vital, such as flour and sugar bags, labels, and envelopes. The production of SBS, or Solid Bleached Sulfate, is also of major importance with Bleach Kraft paper. It’s available in forms such as natural brown, unbleached, heavy-duty, bleached white, and others. This allows flexibility to adapt to the type of packaging. Among the above, natural kraft is one of the strongest types but most preferred for bags and wrapping.

Product Details:

GSM Range80 - 120 GSM
BF Range 28 BF
Brightness85
End UsePackaging, Printing, Industrial uses, Consumer products, Medical packaging

There are many special features of bleached kraft paper that ensure their versatility in a number of uses. There is a set of the key features of bleached kraft paper:

1. High Strength
Tensile strength: The high tensile strength of bleached kraft paper is its advantage in resisting tearing and its use in packaging.
Bursting strength: Its high bursting strength makes it durable enough to survive in industrial environments with rough handling.

2. Brightness and Whiteness
Bleached surface: During bleach treatment, kraft paper develops a bright white surface. This greatly improves the surface for print and aesthetic purposes.
High opacity: It enjoys excellent opacity, thus virtually prevents show-through, especially on printing applications like magazines, brochures, and labels.

3. Smooth Surface
Printability: The bleached kraft paper’s smooth surface ensures high-quality prints for packaging that requires branding or graphics in high definition.
Coating compatibility: This type of paper is compatible with different kinds of coatings, for example, polyethylene, wax, or biopolymers; accordingly, it offers a wide range of various applications, including food packaging and disposable cups.

4. Chemical Purity
Food-safe: Bleached kraft paper is chemically pure and food-safe, which is the reason why it is usually applied to food wraps, trays, and containers.
Low Contamination Levels: The paper has no contaminations, hence it can be used hygienically and medically too.

5. Environmental Sustainability
Biodegradable: This bleached kraft is biodegradable as well as recyclable; therefore, it is a green product, mainly in the packaging industry
It is biodegradable: Since it is made from sustainably managed forests, the certified versions of this material is found, such as FSC and PEFC, for its environment-friendly production.

6. Versatility
High versatility: The strength, smoothness, and printability together make it widely used in packaging, printing, and industrial applications.
Customizable GSM range: It is manufactured within various GSM ranges according to the demand of application. For example, the range of cup stock base paper is between 135 and 160 gsm.

7. Excellent Barrier Properties (when coated)
Used as packaging material for liquids or greasy food products, bleached kraft paper is highly resistant to moisture, grease, and vapour-possibly polyethylene or wax coated.

Bleached kraft paper is widely used in numerous applications because of their strength, brightness, and versatility. They have the following key applications:

1. Packaging
Bleached kraft paper allows for food wraps, sandwich wraps, and bags. Because of chemical purity, it is a very good option for direct food contact.
For retail and shopping bags, it is utilized due to its high durability and being suitable in the production of branded shopping bags at a retail store.
Corrugated boxes: The bleached linerboard is used as the outer liner in corrugated boxes and provides protection along with aesthetically pleasing appearance.

2. Printing and Publishing
Books, brochures, magazines: It is generally used as a high-grade bleached kraft sheet because it can take all kinds of prints while giving a rich finish.
Labels: Bleached kraft is applied for printing labels. This material is used when white and clean brightness is desired.

3. Cupstock Base Paper
Uncoated paper cups: It forms the stock of disposable cups in the beverage area where it is laminated with polyethylene or other coatings.

4. Consumer Goods Packaging
Personal care products: It’s often used in the packaging of soaps, cosmetics, and personal care products where the premium feel and clean look count.
Luxury items: Bleached kraft paper is preferred for smooth surface finish and good printability, which can be most appropriate for high-end product packaging.

5. Industrial Applications
Release liners: It is used in industrial applications as a release paper for adhesive products. The reasons are that it has remarkable dimensional stability and leaves a very smooth surface.
Wrapping paper: Its strength and brightness make wrapping paper a suitable candidate for protecting the product during shipping.