Technical Support

Technical Support

TECHNICAL SUPPORT

Knowledge of new nano-micron powder filter

12

2026-06

Why do so many nanopowder projects ultimately fail at the filtration and washing stages?

Nanomaterials are materials in which at least one dimension is on the nanoscale (1–100 nm) or whose fundamental building blocks are nanostructured. Because their properties differ markedly from those of conventional macroscopic materials when they reach the nanoscale, nanomaterials are widely regarded as one of the key foundational materials driving the next wave of industrial upgrading.

2026-06-12

Why do so many nanopowder projects ultimately fail at the filtration and washing stages?

27

2026-05

How can the filtration challenge of highly alkaline cuprous oxide powder be overcome?

In fields such as electronic pastes, conductive materials, catalysts, and advanced powder metallurgy, cuprous oxide powder is increasingly becoming a critical functional material. In particular, within the realm of next‑generation electronic materials and high‑end copper‑based conductive systems, manufacturers are imposing ever stricter requirements on the particle size, purity, impurity control, and post‑processing cleanliness of cuprous oxide powder.

2026-05-27

How can the filtration challenge of highly alkaline cuprous oxide powder be overcome?

06

2026-05

Pilot-Scale Application Record of a Novel Nanomicro-Powder Filtration System in the Alkaline Oxide Water-Washing Separation Process — An Engineering Pathway for Efficient Dealkalization and Stable Recovery of Nanoscale Powders

Achieving efficient solid–liquid separation and thorough washing of alkaline oxide powders with a particle-size distribution of D10 = 100–150 nm and D50 ≈ 400 nm in high-alkali systems at pH 11–14 has long been a challenging issue in the industry. This paper presents an analysis based on pilot-scale operational data from a novel nanomicro-powder filtration machine, focusing on the separation mechanism, process control, and washing efficiency. The experimental results demonstrate that, in a suspension with a solids content of approximately 20%, optimizing the filtration and washing procedures enables stable control of the filter cake pH below 9 while achieving a recovery rate of ≥90%. This approach significantly reduces water consumption and enhances product purity, thereby validating the engineering applicability of this equipment for the processing of nanoscale powders.

2026-05-06

Pilot-Scale Application Record of a Novel Nanomicro-Powder Filtration System in the Alkaline Oxide Water-Washing Separation Process — An Engineering Pathway for Efficient Dealkalization and Stable Recovery of Nanoscale Powders

30

2026-04

Practical Application of a Novel Nano- and Micropowder Filtration Machine in the Nanoscale Separation of Titanium Dioxide

Separation experiments were conducted using a novel nano–micro powder filtration system on a nanoscale titanium dioxide slurry with a particle size distribution of D10 ≈ 100 nm and D50 ≈ 500 nm, under a feed concentration of 10 g/3 L. The results demonstrate that the equipment achieves highly efficient solid–liquid separation, producing a clear and transparent filtrate with stable particle retention, fully meeting the customer’s process requirements. These experiments validate the system’s superior performance in nanoscale powder filtration—namely, high precision, resistance to clogging, and stable operation—thereby providing a reliable separation solution for the fine chemicals and functional materials industries.

2026-04-30

Practical Application of a Novel Nano- and Micropowder Filtration Machine in the Nanoscale Separation of Titanium Dioxide

29

2026-04

Challenges in Solid–Liquid Separation of Nanometer- and Micrometer-Scale Copper Powders and an Analysis of the Application of a Novel Nanometer- and Micrometer-Scale Powder Filtration Machine

For copper powder systems with particle sizes in the 300–500 nm range, although conventional sedimentation and centrifugation methods are still in use, they have gradually revealed limitations in terms of efficiency, resource consumption, and operational stability. The new nanomicro-powder filtration machine, featuring: a high-precision filtration structure, stable filter cake formation, and an efficient washing mechanism, is providing a more controllable, energy-efficient, and stable technological approach for the separation of nanomicro powders. As production capacity is expected to scale up to 10 tonnes per year in the future, such equipment will play an increasingly important role in the manufacturing processes of nanomicro metal powders and will become one of the key foundational pieces of equipment driving the upgrade of high-end materials manufacturing technologies.

2026-04-29

Challenges in Solid–Liquid Separation of Nanometer- and Micrometer-Scale Copper Powders and an Analysis of the Application of a Novel Nanometer- and Micrometer-Scale Powder Filtration Machine

18

2025-12

Xia Dianas Micro-Powder Solution

As the demands for particle purity and separation stability continue to rise in industries such as new materials, electronic pastes, nano-metal powders, and fine chemicals, traditional plate-and-frame filter presses and high-speed centrifuges have gradually revealed several limitations in nanometer- and micrometer-scale solid-liquid separation applications: rapid flux decline, frequent clogging, high energy consumption, and insufficient separation stability. Nanoparticles exhibit markedly different physical behaviors during filtration compared to micron-sized particles, making it increasingly difficult for conventional separation strategies—centered on high pressure or high rotational speeds—to remain effective. Starting from the fundamental mechanisms of solid-liquid separation, this paper systematically analyzes the intrinsic differences between nanofiltration and traditional pressure filtration in terms of separation mechanisms, operational stability, and their impact on powder structure. It also compares the performance of nanomicro-powder filtration approaches with that of plate-and-frame filter presses and high-speed centrifuges in practical applications. Drawing on Citiuss’ engineering experience in the field of nanomicro-powders, the paper presents a novel solution for nanomicro-powder filtration that centers on structured retention and controllable filtration pathways. It emphasizes that filtration systems must be designed holistically around the specific characteristics of the powder itself, rather than simply relying on higher pressures or finer pore sizes. The article points out that, against the backdrop of the ongoing development of nanomaterials and high-value-added powders, filtration has transitioned from being merely an end-of-line treatment unit to a critical stage that significantly influences product performance and process stability. Therefore, the systematic upgrading of nanometer- and micrometer-scale filtration technologies will become a key direction for future advancements in powder separation processes.

2025-12-18

Xia Dianas Micro-Powder Solution

25

2025-11

Solid-Liquid Separation Equipment for Nanopowder Suspensions: Principles and Application Breakthroughs of a New Nano- and Micro-Powder Filtration Machine

Nano-powders not only form the foundation of the new materials revolution but also serve as a critical support for industries such as electronics, energy, medical materials, and advanced ceramics. Breakthroughs in the filtration stage will directly determine the purity and ultimate performance of these materials. With its advantages of high precision, ultra-high cleanliness, automation, and low energy consumption, the new nano- and micro-powder filtration machine is replacing traditional solid-liquid separation processes and is becoming the “next-generation standard equipment” for the new materials industry.

2025-11-25

Solid-Liquid Separation Equipment for Nanopowder Suspensions: Principles and Application Breakthroughs of a New Nano- and Micro-Powder Filtration Machine

17

2025-11

Nanometer-Sized Silicon Carbide Powder Filter: A “Versatile Device” That Can Filter, Separate, and Automatically Wash.

The new nanomicro-powder filtration machine addresses the challenging task of filtering ultrafine powders such as silicon carbide, silver powder, and oxides. It achieves highly efficient retention of micro- and nanoscale particles and can perform filtration, automatic washing, and low-moisture drying—all within a single piece of equipment. The device employs a purely physical filtration method that requires no chemical additives. The filtrate is crystal-clear, and the filter cake easily detaches, making it particularly well-suited for high-purity production and continuous process upgrades in industries such as new materials, electronic powders, and fine chemicals. We also offer sample testing services and provide customers with customized process condition evaluations.

2025-11-17

Nanometer-Sized Silicon Carbide Powder Filter: A “Versatile Device” That Can Filter, Separate, and Automatically Wash.

17

2025-11

Industrial Applications of Nanometer-Sized Silver Powder Filtration Technology and New Nanometer-Sized Powder Filtration Equipment

Xiamen Xiadias has launched a new nanometer and micrometer powder filtration machine that integrates efficient solid-liquid separation, washing, and drying for nanometer- and micrometer-sized silver powders and other micro- and nano-powders. The equipment employs a purely physical filtration method with a retention rate as high as 99.9%. The filter cake has a moisture content as low as 5% to 8%, and the filtrate is crystal-clear and transparent. Featuring low energy consumption and high automation, this machine is ideal for producing nano-silver powders, nano-nickel powders, conductive pastes, and high-precision industrial powders, significantly enhancing product purity and production efficiency.

2025-11-17

Industrial Applications of Nanometer-Sized Silver Powder Filtration Technology and New Nanometer-Sized Powder Filtration Equipment

12

2025-11

From silver powder to silicon-carbon materials: A new nanoscale and microscale powder filtration system is being deployed across multiple scenarios in the new materials value chain.

From silver to silicon-carbon materials, our nano- and micro-scale filtration systems are supporting the development of next-generation high-performance materials.

2025-11-12

From silver powder to silicon-carbon materials: A new nanoscale and microscale powder filtration system is being deployed across multiple scenarios in the new materials value chain.
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