Alkali-Resistant Mesh Belt, Spiral Mesh FA051F1.6
Applicable Models: Belt Press Filter Machine
Key feature: Strong alkali resistance
Applicable Industry: Pressing Alkaline Sludge Materials
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Detailed Description
Product Overview
Xiamen Citius Filtration Materials Technology Co., Ltd. (CITIUS) develops and produces FA051F1.6 Belt Press Filter Mesh Belt ,
It's a product specifically designed for Highly alkaline sludge and high-pH wastewater dewatering environment High-performance filter cloth designed.
This product utilizes Composite-structured, high-strength PET polyester material , and after undergoing special alkali-resistant modification treatment, it exhibits outstanding chemical corrosion resistance and mechanical stability.
Under high-alkali, high-temperature, and high-pressure conditions, the FA051F1.6 still maintains excellent water permeability and dimensional stability, ensuring the efficient operation of the continuous press-dewatering process.
CITIUS, backed by three decades of accumulated industrial filtration expertise, provides solutions for industries such as chemical processing, metallurgy, municipal services, and paper manufacturing. High-efficiency, alkali-resistant, long-lasting The belt press filtration solution.
Product Parameters / Technical Parameters
| Model Number | FA051F1.6 | |
| Material | Longitude material | FA |
| Latitude Material | PET | |
| Air permeability at 127 Pa | L/m²·s | 3800–4050 |
| CFM | 750–800 | |
| Air permeability at 200 Pa | L/m²·s | 4700–4950 |
| CFM | 925–975 | |
| Water permeability at 1200 Pa | L/m²·s | 400–420 |
| Thickness | mm | 2.6 |
| Meridional Tensile Strength | N/cm | 1200 |
| Tensile Elongation at Yield % | 500kg/m | 0.50 |
| Weight | g/m² | 1483 |
| Interception Accuracy | μm | 1800–1950 |
| Scope of Application | Applicable Models: | Belt Press Filter Machine |
| Key Features: | Strong alkali resistance | |
| Applicable Industries: | Pressing of alkaline sludge material | |

Product Features / Key Features
🧪 Outstanding resistance to strong alkalis
Employing a special alkali-resistant modification process, it can operate stably for extended periods in highly alkaline media with high pH levels, without becoming brittle or separating into layers.
💪 High strength and dimensional stability
The composite high-strength PET structure remains deformation-free under high-pressure pressing, maintaining excellent tension and structural integrity.
💧 Highly efficient dehydration performance
Optimized weaving density and pore distribution result in low moisture content in the filter cake and rapid dewatering speed.
⚙️ Highly wear-resistant and chemically corrosion-resistant
The filter cloth's surface boasts excellent wear resistance and chemical stability, making it ideal for long-term, continuous operation.
🔁 Easy to clean and reusable
The surface is smooth, making it difficult for filter residues to adhere, resulting in high backwashing efficiency and reduced maintenance frequency.
🧩 Diverse Custom Designs
Depending on the structural features of different models and material properties, we can customize thickness, density, tension force, and seam types.
Application Industries / Applications
🏭 Chemical Industry
Suitable for dewatering and solid-liquid separation of alkaline sludge, hydroxide precipitates, and high-pH wastewater.
🏗️ Metallurgy & Mining
Used for alkaline process waste liquids, slurry dewatering, and separation of metal refining by-products.
🏢 Municipal Sludge Dewatering
For the sludge pressing process using alkaline flocculants, ensuring the clarity of the filtrate.
📄 Paper and Environmental Treatment Industry
Used for black liquor concentration, alkali recovery sections, and dewatering of highly alkaline residual materials.
Why Choose CITIUS?
🧠 30 Years of Experience in the Filtration Industry
Citius is a participating drafting unit for the domestic standard of filter cloths used in belt filter presses, and has been deeply engaged in industrial solid-liquid separation for over three decades.
🧩 High-precision customization capability
Tailor filter cloth parameters to suit different operating conditions and equipment requirements, ensuring optimal dewatering performance.
🌍 International Quality and Global Service Network
Our products are exported to Europe, the Americas, Australia, and Southeast Asia, and have been certified by numerous international customers for various applications.
🔬 Continuous innovation and technology R&D
Boasts multiple patented technologies, including alkali-resistant polyester modification, nanomicro-powder-based filtration, and advanced polymer weaving techniques.
Product Selection Recommendations / Selection Tips
When selecting an alkali-resistant mesh belt, the following factors should be carefully considered:
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Filtrate pH value and chemical composition;
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Extrusion pressure and equipment operating speed;
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Temperature and alkaline material properties;
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Cleaning frequency and target moisture content.
CITIUS's technical engineering team is available to provide Fabric sample testing, selection consultation, and on-site optimization Services designed to ensure optimal performance and maximum service life.