CRLMX1800 Ultrafine Vertical Mill: Excellent Support for Powder Processing in the Papermaking Industry

Source: adminDate: 2025-04-03

Ultrafine Vertical Mill - the best equipment for papermaking calcium carbonate processing

Calcite, marble and other raw materials commonly used in the papermaking industry are ideal processing objects for the CRLMX1800 ultrafine vertical mill. The characteristics of these raw materials, Mohs hardness ≤3 and feed particle size ≤10mm, are highly consistent with the design requirements of the equipment. The equipment can efficiently perform ultrafine grinding on them and convert them into high-quality powder materials that meet the needs of the papermaking industry. Whether used as papermaking fillers or raw materials for coating pigments, the products processed by the Ultrafine Vertical Mill can give full play to their various functions in the papermaking process.

Application of calcium carbonate in papermaking

Fillers

As papermaking fillers, papermaking fillers are fine, white mineral powders that are generally insoluble or slightly soluble in water. The main purposes of adding fillers to paper are: fillers are dispersed between pulp fibers to fill the gaps, improving the opacity, whiteness and other optical properties of paper; improving the ink absorption of paper to make the paper more printable; meeting certain special performance requirements of paper, such as improving the conductivity and heat resistance of paper; reducing the use of fiber raw materials and reducing production costs; fillers have a large specific surface area, which helps to overcome resin obstacles.

Advantages of calcium carbonate as a paper filler

Rich resources and significant cost-effectiveness
Fine particles, excellent whiteness, can greatly improve the opacity of paper
Excellent ink absorption performance, can effectively improve printing suitability
Give paper a softer feel and higher gloss
Less negative impact on paper strength

Coating

The purpose of coating is to improve the quality and uniformity of the final printed product of paper or paperboard. The main goal of pigment coating is to obtain better optical properties, smoothness and gloss. The most important thing is to obtain better printing visual effects. Paper coatings are usually mainly composed of pigments, adhesives, additives and water. Among these ingredients, the most important is the pigment. Many characteristics of coated paper depend on the choice of pigment.

Due to the high whiteness and good fluidity of calcium carbonate, it is suitable for the preparation of high-solid content coatings; the demand for adhesives is low, which can improve the ink absorption of the coating; it can provide good whiteness and hue, and improve air permeability; it is one of the most commonly used coating pigments. Rewrite a paragraph of language without being too AI

Choosing the right equipment is key to calcium carbonate processing. Cronus has industry-leading technology, from grinding to grading, precise control of each process, efficient and stable equipment, energy-saving and environmentally friendly, helping you significantly reduce costs and improve product competitiveness. We serve many large companies, with customized solutions to meet the production needs of different scales. Whether you are new to the industry or looking for equipment upgrades, Cronus can help you solve your problems. Contact us and work together to explore the vast market for calcium carbonate processing.

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