Application and Advantage Analysis of Ceramic Disc Filter

Dec 12, 2025View: 17


Ceramic Disc Filter

The ceramic disc filter is not a single filtering component, but an integrated solid-liquid separation system, which can adapt to the material properties, processing capacity and discharge requirements of different industries. Its core advantage lies in the modular design, enabling flexible combination according to scenarios. Meanwhile, it integrates functions such as online backwashing, automatic slag discharge and intelligent detection, eliminating the need for additional auxiliary equipment. It can directly connect to the production process, address the pain points of traditional filtering equipment, and achieve closed-loop operation from raw material processing to up-to-standard discharge of wastewater/slag or resource recovery.

Ceramic Disc Filter

Application Fields

IndustryApplication scenariosAdvantages reflected
Mining beneficiationDehydration of copper, iron, gold, silver and other concentrates, tailings treatmentLow moisture content in filter cake, high recovery rate of concentrate, and reduced load on tailings pond
Metallurgical industryMetal smelting slurry separation, electrolyte purificationHigh temperature corrosion resistance, clear and recyclable filtrate
Chemical engineering fieldDehydration of zinc oxide, zinc sulfide, and electrolytic slag, and recovery of organic solventsAcid and alkali resistant, high solvent recovery rate
Environmentally Friendly Water TreatmentSludge dewatering in sewage treatment plants and purification of industrial wastewaterThe filtrate can be recycled, reducing emissions
New energy materialsLithium battery materials, separation and purification of rare earth elementsHigh precision filtration improves product purity
Coal industryFine coal slurry recovery, coal washing plant dewateringReduce transportation costs and increase coal calorific value

Core Advantage Analysis

1. Superior Filtration Performance

High Filtration Precision: Capable of capturing micron-sized particles, with the solid content of the filtrate less than 50 ppm. The filtrate is clear and transparent, and can be directly reused.

Low Filter Cake Moisture Content: Reduced to below 12%, which is 35% lower than that of traditional equipment, significantly cutting down subsequent drying costs.

Strong Processing Capacity: The daily processing capacity of a single unit can reach 200 tons, with a unit area throughput of 1.2 tons/m²·h, improving efficiency by 3 times.


2. Outstanding Energy-saving Performance

Driven by vacuum negative pressure, it eliminates the need for high-pressure pumps, reducing energy consumption by 40%90% compared with traditional equipment.

A single unit can save more than 100,000 kWh of electricity annually, leading to a substantial reduction in operational costs.

The ceramic filter plates feature water-permeable yet air-impermeable properties, which effectively cut down air consumption and further enhance energy efficiency.


3. Ultra-long Service Life

The ceramic filter plates boast a hardness rating of Grade 9, with acid and alkali corrosion resistance three times higher than that of metal aluminum plates, ensuring an extended service life.

Eliminating the need for filter cloths, it saves both consumable costs and labor expenses associated with replacements.

Featuring a simplified structure and low failure rate, it reduces maintenance costs by over 70%.


4. Outstanding Economic Benefits

A 3% reduction in filter cake moisture content translates to annual savings in transportation costs and transit loss expenses.

Lower moisture content and higher grade of concentrate products boost market competitiveness.

Reuse of filtrate cuts down wastewater treatment expenditure, delivering distinct advantages for long-term operations.


5. Green Sustainability

The solid content of the filtrate is less than 50 ppm, which meets discharge standards and can be recycled, facilitating the achievement of zero-emission goals.

The volume of sludge is reduced, lowering the risk of secondary pollution.

Significant reduction in energy consumption aligns with national energy conservation and emission reduction policies.


Compared to traditional filtering equipment

                                    

Performance metricsCeramic vacuum disc filter machineTraditional vacuum filter (such as drum)Plate and Frame Filter Press
Moisture content of filter cake12-18%20-30%25-40%
Energy consumption (kWh/t)1-310-1515-25
Processing efficiencyHigh (continuous homework)Medium (intermittent/continuous)Low (batch assignment)
Degree of automationHigh (PLC full process control)ChineseLow (with more manual intervention)
Filter material Lifespan3-8 years (almost no replacement required)3-6 months1-3 months
Applicable materialsUltra fine material (-200~-450 mesh)Medium coarse particlesVarious granularity but low efficiency
Operating costLow (energy-saving+consumable saving)High (high power consumption+frequent replacement of filter cloth)High (labor+filter cloth)

Summary of Technical Advantages and Application Recommendations

The core competitiveness of the Ceramic Disc Filter in its seamless integration of ceramic material properties and vacuum filtration technology, delivering a highly efficient, energy-saving, eco-friendly and durable solid-liquid separation solution.


Optimal Application Scenarios

Processing of fine-grained materials, especially pulp with a high proportion of -325 mesh particles

Processes requiring strict standards for filter cake moisture content and filtrate clarity

Highly corrosive chemical processing environments

Settings requiring long-term continuous operation with limited maintenance personnel


Model Selection Recommendations

Select the appropriate number of discs based on processing capacity, covering a production range of 5200 tons/hour.

For materials with high sludge content, prioritize models equipped with a high-efficiency cleaning system.

For projects with stringent requirements for filtrate reuse, opt for configurations with high vacuum levels.


Thanks to its comprehensive advantages of high efficiency, energy conservation, ultra-long service life and ultra-low emissions, the Ceramic Disc Filter has become a mainstream piece of equipment in the modern solid-liquid separation sector. Its value is even more prominent today, amid growing resource scarcity and increasingly stringent environmental regulations.

If your production process involves solid-liquid separation — especially the handling of fine-grained materials or operations with high environmental standards — the Ceramic Disc Filter is undoubtedly a worthy technology upgrade option to consider.


 

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