Industry News


In-depth Applications of Industrial Filter Fabrics and Filter Mesh Belts in the Papermaking Industry

In the washing and pressing stages of the papermaking industry, belt press filters have become essential equipment for enhancing pulp cleanliness, reducing chemical consumption, and stabilizing pulp concentration. The core components that truly determine dewatering efficiency, filter cake quality, and operating costs are the filter cloth and the filter mesh belt. For 30 years, Xiamen CITIUS has been deeply engaged in the development of industrial filtration materials. With its high water permeability, anti-clogging structure, high-strength support layer, and excellent resistance to misalignment, CITIUS provides high-performance filtration solutions for bleached pulp, chemi-mechanical pulp, and recycled pulp, effectively improving washing efficiency and extending equipment service life. Whether it’s for new projects or for upgrading and optimizing filter cloths and mesh belts in existing equipment, CITIUS can offer filtration materials that are more stable, more durable, and better suited to the specific conditions of the papermaking process.

01

2025

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12

Belt Press Filter Machine Mesh Belt Application: Tofu Pressing in Food Factories

To address the challenging operating conditions of high-pressure squeezing, intensive cleaning, and high tension inherent in tofu residue processing, Xiamen Citius has professionally upgraded its filter cloth structure and connection solutions: incorporating an anti-deformation weaving design, a reinforced food-grade connector system, and treatments that ensure durability against both cleaning processes and thermal stabilization.

20

2025

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11

Filtering Sodium Aluminate with CITIUS Industrial Filter Cloth

CITIUS's vertical pressure filter press-specific dewatering filter cloth is specially designed for high-concentration sodium aluminate solutions containing aluminum hydroxide. It combines exceptional dewatering efficiency, superior alkali resistance, high strength, and extended service life, delivering stable, efficient, and customized filtration solutions tailored to industry needs.

17

2025

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11

CITIUS Filter Cloth for Phosphogypsum: Beyond Standard Requirements

Phosphogypsum generates enormous by-products, containing acidic impurities, soluble phosphorus, and fluorides. The key step in their harmless treatment lies in efficient and stable solid-liquid separation. Horizontal vacuum belt filters, with their continuous operation, high throughput, and multi-stage countercurrent washing capabilities, are widely used in the dewatering process of phosphogypsum. Yet, what truly determines the filter's processing capacity is the matching CITIUS industrial filter cloth from Xadias. Xadias CITIUS high-performance filter cloths significantly enhance cake formation speed, reduce moisture content, boost washing efficiency, and minimize clogging and misalignment—making them a critical factor influencing the moisture level of phosphogypsum, the removal rates of soluble phosphorus and fluorides, and the quality of the filtrate. By optimizing pore structure, incorporating acid-resistant and abrasion-proof fibers, and employing advanced manufacturing techniques, Xadias CITIUS filter cloths have become the core component for improving the level of harmless treatment while simultaneously cutting down operational costs.

14

2025

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11

High-efficiency filter cloth solutions for solid-liquid separation in chemical sodium sulfate processes

Among the numerous inorganic salt products in the chemical industry, sodium sulfate (Na₂SO₄) is a widely used basic chemical raw material. It plays a crucial role in applications ranging from detergents and glass production to papermaking, textile dyeing, pharmaceuticals, and even the manufacturing of electronic-grade materials. However, in industrial production, efficiently purifying sodium sulfate crystals from solutions or reaction slurries remains a challenging yet critical process task. Key factors such as "separation efficiency," "filter cake purity," "equipment stability," and "cleaning and regeneration capability" during filtration directly influence the overall operating costs and product quality of the entire production line.

07

2025

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11

Efficient Application of Industrial Filter Cloth in the Secondary Pressing of Corn Cobs in the Sugar Industry

In the modern sugar industry, filtration and pressing have long ceased to be mere steps for simple solid-liquid separation—they now directly influence sugar juice yield, energy consumption levels, and the final product quality. Historically, sugar producers primarily relied on sugarcane or sugar beets as raw materials. However, with the advancement of integrated resource utilization and the growing bio-based industry, corn-cob-based sugar production is gradually gaining mainstream attention. Corn cobs contain hemicellulose sugars such as xylose and arabinose, which can be converted into chemical intermediates like xylitol, furfural, and ethanol through acid hydrolysis or enzymatic processes. Yet, a key challenge in corn-cob sugar production lies in the high viscosity of the slurry, the presence of coarse, long fibers, and its elevated moisture content. Particularly during the secondary pressing and dewatering stage, insufficient separation efficiency can lead to significant sugar losses and frequent filter cloth blockages.

22

2025

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10

Advantages and Applications of Polyester Spiral Mesh Filter Belts in Dewatering Washed Sand Sludge

Competition in the sand-washing industry is no longer just about output and cost—it’s increasingly a battle of environmental sustainability and operational efficiency. The combination of polyester spiral mesh and belt-type press-filter machines, with their advantages of continuous operation, energy efficiency, and exceptional dewatering performance, has become a vital support for modern aggregate industries striving to achieve green production. Looking ahead, as filtration material technologies, equipment intelligence, and system integration continue to advance, polyester spiral mesh will undoubtedly remain a key player in the field of solid-liquid separation, helping more companies realize their sustainable goals of "clean water recycling and sludge reduction."

21

2025

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10

The application of CITIUS's high-strength mesh belts in twin-wire press machines

Between pulping and papermaking in the pulp and paper industry, pulp dewatering is one of the most critical steps. The moisture content of the pulp, the dewatering speed, and the uniformity of the pulp layer all directly determine the quality of the formed paper as well as the operational efficiency of the production line. In recent years, with the continuous advancement of papermaking technologies, the twin-wire press has become the mainstream equipment for pulp concentration and dewatering—and the key component that ensures its efficient operation is the high-strength wire mesh belt.

17

2025

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10

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