In the era of environmental consciousness and sustainable development, the demand for innovative and eco – friendly materials is on the rise. As a supplier of high gloss plastic – free waterproof extensible paper, I am delighted to share the quality standards for our product. This paper not only serves as an excellent alternative to traditional plastic – coated paper but also meets high – end application requirements in terms of appearance, performance, and environmental friendliness. High Gloss Plastic-free Waterproof Extensible Paper
I. Appearance and Gloss
The high gloss of our paper is one of its most prominent features. Gloss is measured in gloss units (GU) using a gloss meter at a specific angle. For high – end applications such as luxury packaging, art prints, and promotional materials, a gloss level of 80 – 100 GU at a 60 – degree angle is typically desired. This high gloss gives the paper a shiny, eye – catching finish that can enhance the visual appeal of the printed content.
Surface smoothness is also crucial for achieving a high – gloss appearance. A smooth surface allows for better ink transfer during the printing process, resulting in sharp and vivid images. The roughness of our high gloss plastic – free waterproof extensible paper is measured using the Parker Print – Surf (PPS) method. A PPS roughness of 0.5 – 1.5 micrometers is considered ideal. This ensures that the paper not only looks good but also provides an excellent printing substrate for high – quality graphics.
Color consistency is another important aspect of appearance. Our paper is produced in strict accordance with international color standards. For instance, we use the Pantone Matching System (PMS) to ensure that the color of our paper remains consistent across different batches. This is essential for brands that require a standardized look for their packaging and promotional materials.
II. Waterproof and Barrier Properties
One of the key advantages of our high gloss plastic – free waterproof extensible paper is its excellent waterproof performance. The paper is treated with a special coating that forms a hydrophobic layer on the surface, preventing water from penetrating. The Cobb test is a common method used to evaluate the water absorption of paper. For our waterproof paper, the Cobb value at 60 seconds should be less than 10 g/m². This low water absorption indicates that the paper can maintain its integrity even when exposed to moisture for a short period.
In addition to water resistance, the paper also has good barrier properties against oxygen and grease. Oxygen transmission rate (OTR) is an important measure for applications such as food packaging. A low OTR value ensures that the packaged products remain fresh for a longer time. Our high gloss plastic – free waterproof extensible paper has an OTR of less than 50 cm³/(m²·day·atm) at a temperature of 23°C and a relative humidity of 50%.
Grease resistance is also crucial, especially for food packaging applications. The Kit test is used to evaluate the grease resistance of paper. Our paper can withstand a Kit rating of at least 8, which means it can resist the penetration of grease and oil effectively.
III. Extensibility
The extensibility of our paper is a unique feature that sets it apart from traditional paper products. Extensibility is defined as the ability of the paper to stretch without breaking. This property is particularly important for applications such as labels and flexible packaging, where the paper needs to conform to irregular shapes.
The extensibility of our paper is measured using the tensile test. The elongation at break of our high gloss plastic – free waterproof extensible paper should be at least 15%. This high elongation at break ensures that the paper can be stretched during the manufacturing process or when it is applied to a curved surface without tearing.
In addition to elongation at break, the flexibility of the paper is also important. A flexible paper can be easily folded, creased, and manipulated without losing its integrity. The flexibility of our paper is evaluated by measuring its stiffness. We use a Bendtsen stiffness tester to measure the stiffness of the paper. The stiffness value should be in the range of 10 – 30 mN, which indicates that the paper is flexible enough for various applications.
IV. Environmental Friendliness
As a plastic – free product, our high gloss waterproof extensible paper is highly environmentally friendly. The paper is made from natural fibers, such as wood pulp, which are renewable resources. During the manufacturing process, we use environmentally friendly coatings and additives that are free from harmful chemicals.
The paper is biodegradable and compostable, which means it can be broken down naturally in the environment without causing pollution. This is in contrast to traditional plastic – coated paper, which can take hundreds of years to decompose.
In addition, our manufacturing process adheres to strict environmental management systems, such as ISO 14001. This ensures that our production activities have a minimal impact on the environment. We also strive to reduce waste and energy consumption during the manufacturing process to further enhance our environmental performance.
V. Printability
Good printability is essential for our high gloss plastic – free waterproof extensible paper. The paper should be able to accept a variety of printing methods, such as offset printing, digital printing, and flexographic printing.
In offset printing, the paper should have good ink receptivity and holdout. The ink should be able to adhere to the paper surface evenly and dry quickly without spreading or smudging. Our paper has a specially designed surface coating that provides excellent ink adhesion and drying properties.
Digital printing, on the other hand, requires the paper to have a smooth surface and good color reproduction. Our high – gloss paper meets these requirements, allowing for high – resolution printing and accurate color matching.
Flexographic printing is commonly used for packaging applications. The paper should be able to handle the high – speed printing process without tearing or jamming. Our extensible paper has good mechanical properties, making it suitable for flexographic printing on high – speed presses.
VI. Durability
Durability is an important factor for products that need to withstand various environmental conditions. Our high gloss plastic – free waterproof extensible paper is designed to be durable, with good resistance to abrasion, tearing, and aging.
The abrasion resistance of the paper is evaluated using the Taber abrasion test. The paper should have a low wear rate after a certain number of abrasion cycles. Our paper can withstand a high number of abrasion cycles, which means it can maintain its appearance and integrity even when exposed to friction.
Tear resistance is measured using the Elmendorf tear test. Our paper has a high tear strength, which ensures that it does not tear easily during handling and use.
In terms of aging resistance, our paper is treated to resist yellowing and degradation over time. This is important for applications where the paper needs to maintain its appearance and performance for a long time, such as archival materials and high – end packaging.
Conclusion
In conclusion, our high gloss plastic – free waterproof extensible paper meets rigorous quality standards in terms of appearance, waterproof and barrier properties, extensibility, environmental friendliness, printability, and durability. These standards ensure that our paper is suitable for a wide range of applications, from luxury packaging to promotional materials and food packaging.
If you are interested in our high gloss plastic – free waterproof extensible paper and would like to discuss potential procurement opportunities, please feel free to reach out. We are committed to providing high – quality products and excellent customer service. We look forward to the possibility of working with you to meet your specific needs and contribute to a more sustainable future.
High Temperature Resistant Hot Pressed Kraft Paper References:
- ASTM International Standards related to paper testing (e.g., ASTM D5802 for Cobb test, ASTM D882 for tensile test)
- ISO standards for environmental management (ISO 14001) and paper quality (e.g., ISO 2470 for brightness measurement)
- Pantone Matching System color standards
Senzo New Material Group Co., Ltd.
As one of the most professional high gloss plastic-free waterproof extensible paper manufacturers and suppliers in China, we also support customized service. Please rest assured to buy high quality high gloss plastic-free waterproof extensible paper made in China here from our factory. For price consultation, contact us.
Address: Dongying Bonded Area, Shandong, P. R. China
E-mail: info@aonuochina.cn
WebSite: https://www.senzopaper.com/
