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  • Zirconia Ceramic Pump with Metal Head
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    Zirconia Ceramic Pump with Metal Head

    Zirconia Ceramic Pump with Metal Head uses high-purity zirconium oxide ceramic as the core pump body material, which has excellent corrosion resistance and wear resistance, and can operate stably for a long time in extreme chemical environments such as strong acids, strong alkalis and organic solvents. Its ceramic surface is precisely polished, with an extremely low friction coefficient, which effectively reduces energy consumption and extends service life. The metal pump head is made of high-strength alloy material, and is seamlessly connected with the ceramic pump body through precision machining, which not only ensures structural strength, but also takes into account the matching of thermal expansion coefficients, avoiding sealing failure caused by temperature difference. The pump body is compactly designed with a high degree of integration, supports high-frequency start and stop and stepless speed regulation functions, and adapts to flow and pressure requirements under different working conditions. Zirconia Ceramic Pump with Metal Head is widely used in high-precision fluid control fields such as semiconductor manufacturing, chemical production, pharmaceutical preparations and food processing. Its core function is to achieve stable delivery of corrosive media, high-purity liquids or particle-containing suspensions, especially for process scenarios with strict requirements on material compatibility. For example, in the semiconductor etching liquid circulation system, the pump can ensure the pollution-free transmission of ultrapure chemical reagents; in the pharmaceutical field, the inert characteristics of its ceramic material avoid the adsorption or reaction of drug components, ensuring the stability of the preparation. In addition, the product also has the advantages of strong self-priming ability and low maintenance cost. It can replace traditional metal pumps or plastic pumps and become an ideal fluid transmission solution in high-demand industrial processes.

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  • Alumina Ceramic Metal Head Pump
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    Alumina Ceramic Metal Head Pump

    The Alumina Ceramic Metal Head Pump is made of high-purity alumina ceramic material, and its metal head component enhances the rigidity and mechanical stability of the overall structure. The key features of the pump include excellent wear resistance, corrosion resistance and chemical inertness, and can maintain stable performance under high temperature and high pressure environments; in addition, its ceramic surface is highly smooth, which reduces fluid resistance and improves sealing efficiency. As a conveying device, the core function of the pump is to efficiently handle corrosive or abrasive media, such as strong acids, strong alkalis or liquids containing solid particles, to ensure the continuity and safety of the fluid transmission process. The Alumina Ceramic Metal Head Pump is widely used in industries such as chemical, pharmaceutical, water treatment and mineral processing, and is particularly suitable for pumping slurries, wastewater or high-purity chemicals. Its design optimizes service life and maintenance requirements, such as extending the component replacement cycle under harsh conditions, thereby reducing operating costs; at the same time, the pump also plays a key role in fields with high cleanliness requirements such as semiconductor manufacturing or food processing, meeting strict hygiene and performance standards.

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  • Metal-Clad Alumina Ceramic Pump
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    Metal-Clad Alumina Ceramic Pump

    Metal-Clad Alumina Ceramic Pump is a composite fluid conveying equipment that combines a metal shell with an alumina ceramic lining, designed specifically for handling highly corrosive and highly abrasive media. Compared with traditional all-metal pumps or ordinary ceramic pumps, this product enhances mechanical strength through a metal outer shell structure, while utilizing the high hardness and chemical corrosion resistance of alumina ceramics to significantly extend service life. Its core advantage is that it simultaneously solves the industry pain points of metal pumps being prone to corrosion and ceramic pumps being prone to brittle cracking. Metal-Clad Alumina Ceramic Pump adopts a double-layer composite structure: the outer layer is a pressure-resistant metal shell (such as stainless steel or titanium alloy), and the inner layer is a high-purity alumina ceramic (Al₂O₃ content ≥ 95%) lining. The alumina ceramic lining is tightly combined with the metal shell through precision machining to form a seamless protective layer that can withstand strong acid and alkali environments with a pH value of 0-14, and resist erosion by solid particles with a particle size of ≤1mm. The equipment has an operating temperature range of -20℃ to 250℃ and a maximum working pressure of 2.5MPa. It is suitable for conveying media such as sulfuric acid, hydrochloric acid, sodium hydroxide solution and slurry. Its modular design supports rapid replacement of ceramic linings and reduces maintenance costs. The product is widely used in processes such as hydrometallurgy, flue gas desulfurization, electroplating wastewater treatment and semiconductor wafer cleaning, meeting the needs of continuous and stable operation under high corrosion and high wear conditions.

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  • Alumina ceramic hydraulic pump
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    Alumina ceramic hydraulic pump

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  • Alumina ceramic liquid filling pump
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    Alumina ceramic liquid filling pump

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  • Mercury oxide ceramic liquid plunger pump
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    Mercury oxide ceramic liquid plunger pump

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  • Zirconia ceramic filling pump
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    Zirconia ceramic filling pump

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About Us
Zhejiang Zhufa Precision Ceramics Technology Co., Ltd.
Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. is China Ceramic pump Supplier and Ceramic pump Factory, a manufacturing enterprise focusing on customized processing of advanced ceramic materials and precision ceramic structural parts. Its headquarters is located in Shaoxing, Zhejiang, the core area of the Yangtze River Delta in China. Since its establishment in 2022, Zhufa has always adhered to the concept of "strict selection of excellent materials, intelligent manufacturing, meticulous inspection, and sincere service", and is committed to providing stable and reliable ceramic products and personalized solutions for global industrial customers. The company has 30,000 square meters of modern plant and more than 50 core equipment, including dry pressing molding machine, isostatic pressing equipment, injection molding machine, high temperature sintering furnace, CNC engraving machine, surface grinder, centerless grinder, punch machine, honing machine, etc., with full-process production capacity from raw materials to finished products, and realizes independent control of the whole process. The company's main structural ceramic products cover a variety of materials such as zirconium oxide, aluminum oxide, silicon nitride, silicon carbide, aluminum nitride, etc. The types of parts include ceramic rods, ceramic tubes, ceramic sheets, seals and complex special-shaped parts, which are widely used in semiconductors, medical, new energy, automation equipment, laser technology, military industry and precision instruments. As a source factory integrating industry and trade, Zhufa supports customization, rapid prototyping, small batch flexible production and OEM cooperation. Since its establishment, the company has invested more than 10 million yuan in research and development, and continues to optimize material formulations and processing technology, always taking quality as the core, delivery as the guarantee, and service as the driving force to create long-term value for customers.
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News
  • What materials are commonly used in Precision Ceramics?

    Precision Ceramics have become essential in modern industries due to their exceptional mechanical, thermal, and chemical properties. These materials are widely used in aerospace, electronics, medical devices, and automotive applications where high precision, durability, and reliability are required. 1. Alumina (Aluminu

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  • How are Precision Ceramics Manufactured?

    Introduction to Precision Ceramics Precision Ceramics are advanced ceramic materials known for their exceptional hardness, thermal stability, and wear resistance. Widely used in aerospace, electronics, medical devices, and industrial applications, these ceramics require sophisticated manufacturing techniques to achieve

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  • What are Precision Ceramics?

    Precision Ceramics are advanced ceramic materials engineered with high accuracy and specific properties to meet demanding industrial applications. Unlike conventional ceramics, which are primarily used for aesthetic or structural purposes, precision ceramics combine mechanical strength, thermal stability, and chemical

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Ceramic pump Industry knowledge

1. What Advanced Ceramic Materials Dominate Ceramic Pump Manufacturing, and How to Choose?


The performance of ceramic pumps is fundamentally determined by the new ceramic materials used in their core components (e.g., plungers, pump chambers, and impellers). Among the various options, alumina (Al₂O₃) and zirconia (ZrO₂) ceramics are the most widely adopted, each with distinct advantages tailored to specific industrial needs .


Alumina ceramics excel in high-temperature resistance (withstanding up to 1750°C) and cost-effectiveness, paired with good hardness (Mohs 9) and electrical insulation—making them suitable for general industrial scenarios like photovoltaic wafer processing and ordinary chemical fluid transfer . Zirconia ceramics, by contrast, offer superior toughness (often called "ceramic steel"), wear resistance, and corrosion resistance, with an ultra-smooth surface finish (Ra ≈ 0.02 μm) that minimizes contamination risk—ideal for demanding environments such as pharmaceutical SIP/CIP sterilization and petrochemical corrosive media handling . For extreme conditions involving high pressure and abrasion (e.g., petrochemical reactors), silicon carbide (SiC) and silicon nitride (Si₃N₄) are also employed for their exceptional thermal stability and mechanical strength .


Manufacturers like Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. provide customized solutions across these materials—including alumina, zirconia, silicon carbide, and aluminum nitride—supporting small-batch proofing to help customers match materials to their exact operational requirements .


2. What Are the Core Manufacturing Processes for Ceramic Pump Components?


The production of high-performance ceramic pump components relies on precise control of seven key processes, from raw material preparation to final assembly, with advanced equipment and strict quality checks ensuring reliability .


First, raw material screening and pretreatment lay the foundation: impurity content must be below 0.1% (to avoid reducing density), and particle size is optimized via laser analysis to prevent sintering defects. Manufacturers like Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. leverage in-house raw material processing capabilities as part of their end-to-end production workflow .


Next, molding shapes the ceramic powder into blanks. Common techniques include dry pressing, cold isostatic pressing, and injection molding—with isostatic pressing (200-300MPa for zirconia) preferred for dense, complex components . Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. is equipped with all three types of molding equipment in its 30,000㎡ facility to accommodate diverse component designs .


Sintering is critical for material density: alumina, for example, is heated to 1600-1700°C with controlled temperature ramps, while nitrogen or vacuum atmospheres prevent oxidation . High-temperature sintering furnaces are a core part of Zhejiang Zhufa Precision Ceramics Technology Co., Ltd.’s production lineup, ensuring stable ceramic body formation .


Post-sintering, precision processing achieves micron-level accuracy. CNC engraving machines, surface grinders, and diamond grinding wheel reduce surface roughness to Ra ≤ 0.1μm (even Ra 0.02μm for zirconia), ensuring tight sealing with other pump parts . Zhejiang Zhufa Precision Ceramics Technology Co., Ltd.’s arsenal of CNC and grinding equipment supports this high-precision finishing .


Final steps include assembly (with thermal expansion matching between ceramic and metal parts) and quality testing—such as 1.5x rated pressure pressure resistant tests and 500-hour corrosive media trials .


3. How Does Quality Control Ensure the Reliability of Ceramic Pumps?


Reliability in ceramic pumps stems from systematic quality control (QC) across the manufacturing lifecycle, addressing material performance, dimensional accuracy, and real-world durability .


Material QC starts with raw material validation: purity testing (e.g., for iron/silicon impurities) and particle distribution analysis. Post-sintering, material performance is verified through three point bending strength (≥400MPa) and vickers hardness (≥1500HV) tests . Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. integrates strict material QC into its technology-driven approach, ensuring each batch meets performance standards .


Dimensional control is enforced via precision measuring tools: after processing, components are checked for tolerances as tight as ±0.001mm, with surface roughness verified to meet application requirements (e.g., Ra 0.02μm for pharmaceutical pumps) .


Performance testing simulates real operating conditions: leak rates are capped at 0.1mL/min during pressure tests, while fatigue life is assessed via continuous operation in acidic or abrasive media . Zhejiang Zhufa Precision Ceramics Technology Co., Ltd.’s strict QC system supports its ability to produce millions of reliable parts annually .


Non-destructive testing (NDT) catches hidden defects: X-ray flaw detection inspects green blanks, while ultrasonic and fluorescent Penetrant Testing check for post-processing cracks . This aligns with Zhejiang Zhufa Precision Ceramics Technology Co., Ltd.’s focus on process detail and quality control .


4. Which Industrial Scenarios Benefit Most from Ceramic Pumps, and Why?


Ceramic pumps thrive in harsh environments where metal pumps fail, leveraging their wear resistance, corrosion resistance, and high-temperature tolerance .


In the petrochemical industry, they handle strong acids, alkalis, and slurries—reducing maintenance costs by withstanding corrosion and abrasion. Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. supplies ceramic components for petrochemical pumps and valves, ensuring reliable operation in complex chemical environments .


The pharmaceutical and food industries value their non-toxicity, easy cleaning, and resistance to SIP/CIP sterilization. Zirconia ceramic pumps, with ultra-smooth surfaces, minimize contamination risks for drug and food fluid transfer .


In new energy and photovoltaics, ceramic pumps endure high temperatures during wafer sintering and resist abrasion in slurry handling. Their durability extends equipment life, aligning with Zhejiang Zhufa Precision Ceramics Technology Co., Ltd.’s focus on supporting photovoltaic manufacturing needs .


For wastewater treatment and environmental protection, they process corrosive sludge and heavy metal-laden liquids without degradation, improving treatment efficiency . In all these sectors, manufacturers like Zhejiang Zhufa Precision Ceramics Technology Co., Ltd. offer cross-industry expertise and customized solutions to match specific application demands .

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