What are the characteristics of stone paper compared to ordinary paper

DATE:2024/12/3 10:12:04 / READ: / SOURCE:This station

Stone paper (often referred to as "rock paper" or "mineral paper") has a series of unique characteristics compared to ordinary paper (usually made from wood pulp or other plant fibers). The following are the main differences and characteristics between stone paper and regular paper:

Production process of stone paper

1. Raw materials
Stone paper: The main components are calcium carbonate (usually from limestone) and a small amount of resin (usually PE). Due to its raw materials being derived from minerals and not requiring logging, stone paper is considered a more environmentally friendly material.
Plain paper: usually made from wood pulp and requires a large amount of water and chemicals in the production process.


2. Production process

Stone paper: The production process consumes relatively less water, does not require bleaching or the use of chemicals, and reduces environmental pollution. Meanwhile, the production process of stone paper generates less waste.
Plain paper: The production process usually requires a large amount of water, energy, and chemicals, and often generates wastewater and exhaust gas, resulting in higher environmental costs.

Stone paper blown film paper machine

3. Physical properties

Stone paper: It has excellent water resistance, oil resistance, and tear resistance, making it very suitable for outdoor and humid environments. In addition, the surface of stone paper is smooth and has high strength, making it suitable for high-quality printing.
Plain paper: Plain paper has poor water resistance and can deform or break upon contact with moisture. Its strength is relatively low, especially in humid environments where it is prone to tearing.


4. Printing performance

Stone paper: Due to its unique surface characteristics, stone paper has excellent color rendering effects during printing, which can vividly display images and fonts, suitable for high demand printing needs.
Plain paper: Printing performance depends on paper type and surface treatment, but overall plain paper may not perform as well as stone paper.


5. Weight and thickness

Stone paper: relatively lighter and thinner, but with relatively high strength, it can effectively reduce the overall weight of the product in certain applications.
Plain paper: usually heavier and often less strong than stone paper at the same thickness.

Stone paper casting paper machine

6. Biodegradability

Stone paper: Although stone paper itself is non biodegradable, it can be recycled. In many cases, stone paper can be reprocessed into new products without causing significant environmental burden.
Plain paper: Good biodegradability, but chemical substances may be used in the production process, affecting its environmental friendliness.

Stone paper finished product

7. Application scenarios

Stone paper: suitable for outdoor advertising, packaging materials, manuals, drawing sheets, and daily stationery. Its weather resistance and strength make it widely used in many situations that require waterproofing or durability.
Plain paper: commonly used for books, newspapers, printing paper, and packaging materials. Due to its low cost and easy availability, it still holds a dominant position in the market.


8. Environmental friendliness

Stone paper: reduces dependence on forest resources, has extremely low water demand in the production process, and reduces the impact of production on the environment.
Plain paper: Although it can reduce resource consumption through recycling and reuse, its dependence on wood makes it controversial in terms of ecological sustainability.

Author:admin


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