Vacuum Defoaming Mixer
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Vacuum mixing defoamer revolving and rotating agitator SIE-MIX5000
5L Medium & Large Precision Material Nano Microbubble Treatment Equipment
Customizable capacity from 0 to 50L, homogenizing and defoaming equipment for medium and large production line materials
SIE-MIX5000 planetary vacuum mixing defoamer meets mixing and defoaming requirements from 0 to 5000mL. Equipped with dual-power stirring of revolution and rotation and -98kPa vacuum negative pressure environment, it achieves consistent density, uniform dispersion and deep defoaming for multi-material mixing. It is suitable for vacuum defoaming in small-batch pilot tests of new energy lithium battery, photovoltaic conductive silver paste, medical polymer gel and other materials, with customization available.
✓ CE Certification ✓ ISO9001 Quality System ✓ RoHS Compliance ✓ Custom Voltage (110V/220V)
Why Must Microbubbles in Materials Be Eliminated?
Residual micro‑bubbles in materials directly affect finished‑product yield and performance
Semiconductor Packaging IndustryMicrobubbles inside chip encapsulation adhesive form voids in insulating layers, easily causing local breakdown and electric leakage after power-on. Bubbles weaken thermal conductivity of adhesive, leading to excessive temperature rise of chips and shortened service life of components. They also cause dents and pinholes on packaging surfaces, failing full visual inspection. | Nano Conductive Slurry IndustryBubbles in silver nanowires and nano conductive paste cut off conductive paths and trigger large fluctuations in finished resistance. Bubbles result in uneven coating thickness, reduced stability of electronic circuit conduction, scattered parameters of batch products and higher testing & screening costs. | Optical Phosphor IndustryBubbles trapped in phosphor colloid cause light scattering, resulting in uneven brightness and obvious chromatic aberration for lamps and display devices. Bubbles reduce colloid light transmittance, making optical products fail optical specifications and lowering finished product yield. |
✨ Traditional defoaming dilemma: Ordinary planetary mixers remove bubbles only by centrifugal force, with limited effect on nano microbubbles in high-viscosity materials. Static defoaming is time-consuming and incomplete. Vacuum stirring defoaming applies -98kPa negative pressure during planetary mixing, reducing pressure difference inside and outside bubbles to expand and release microbubbles, achieving deep defoaming unavailable for ordinary mixing.
Why Choose MIX5000
Designed for vacuum defoaming in small-batch production
5L Standard Large CapacityThe standard dual-station design supports 5L materials per batch with adjustable loading volume. A wide speed range of 0-1200rpm adapts to medium and high-viscosity pastes and nano-particle slurries, meeting the continuous processing demands of medium-sized production lines. | Centrifugal & Planetary SynergyHigh-speed revolution generates strong centrifugal force, and container rotation creates three-dimensional shear flow for optimized powder dispersion. Fixed and free revolution-rotation speed ratios are optional to fit precision material formulas of varying viscosities. | Precision Optional ModulesNegative pressure, heating & cooling and MES systems are optional. It supports storage of hundreds of process programs, with inertial shutdown and multiple safety locks, suitable for standardized production management of precision electronics. |
✨ When vacuum defoaming is required and the output reaches 5000mL, MIX5000 is the preferred pilot-scale option within the planetary vacuum mixer defoamer series for small-batch production.
Working Principle
Adopts collaborative process of planetary revolution, container rotation and sealed high vacuum
Planetary revolution: The material carrier plate rotates at high speed to generate stable centrifugal force, spreading materials toward the container sidewall, dispersing nano powder agglomerates and mitigating solid-liquid stratification. Container rotation: The cup rotates in the reverse direction synchronously, forming 360° three-dimensional turbulence inside. No stirring paddle contacts materials, lowering the risk of metal impurity contamination. Vacuum-assisted defoaming: The chamber is sealed for negative pressure extraction, expanding the pressure difference inside and outside materials to make deep micro and nano bubbles rise and separate. Centrifugal force helps bubbles migrate rapidly to the material surface. Homogenizing mixing and bubble separation are completed simultaneously, suitable for high-precision material processing in precision electronics. | ![]() |
Technical Specifications
Alignment of Core Equipment Performance Indicators
| Model | SIE-MIX5000 |
| Mixing Volume | 0–5000 mL (standard vessel) * Customizable |
| Vessel Type | Tubes / Jars / Cups; adapters for syringes and cartridges available |
| Vessel Quantity | 1 or 2 jars (user selectable) |
| Max Speed | 0 – 1200 RPM (stepless adjustable) |
| Revolution / Rotation Ratio | Fixed planetary ratio |
| Vacuum Degree | Standard: –98 kPa / Optional: –100 kPa |
| Control System | Touch screen, stores up to 100 recipe parameters |
| Power Supply | 220V, 50/60Hz (110V US/Japan standard customizable) |
| Overall Dimension(W×D×H) | 1370 × 1130 × 965 mm |
| Net Weight | 550kg |
| Certifications | CE, ISO9001, RoHS Compliance |
Our Partners
Trusted by leading industrial manufacturing clusters and advanced university laboratories worldwide
FAQ - Frequently Asked Questions
Answers to common questions about product performance and everyday process selection
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What is the working principle of a centrifugal defoaming machine?
Principle of centrifugal defoaming machine: The bubbles are released by the downward principle of gravity.
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How is the after-sales service?
The company has professional after-sales service personnel, 24-hour dedicated service, and one-on-one technical support to solve your worries.
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Why choose SIENOX?
There are many reasons for choosing SIENOX, and the following are some of the main reasons:
1. Professionalism: Our team consists of a group of professional individuals with rich experience and knowledge in their respective fields. We not only understand industry trends and best practices, but also provide practical and feasible solutions.
2. Service quality: We focus on customer needs and satisfaction, and are always committed to providing high-quality services. We not only respond quickly to customer needs, but also provide customized services according to their requirements.
3. Reliability: We adhere to the principles of integrity and professionalism, always adhering to commitments and agreements. Our work methods and deliverables comply with industry standards and best practices, enabling our clients to trust us.
4. Innovation: We continuously explore new methods and tools to provide better services and meet customer needs. We encourage innovation and experimentation, and are willing to accept challenges and change.
5. Cost effectiveness: We provide cost-effective services that not only help customers save costs, but also improve efficiency and productivity. We always prioritize the interests of our customers and provide them with the best solutions.
6. Teamwork: We believe in the power and value of teamwork, and our team members support, collaborate, and respect each other. We establish close cooperative relationships with customers, partners, and other stakeholders to achieve common goals.
The above are just some of the reasons for choosing us. We believe there are many other advantages and values that can be provided to customers. If you are looking for a professional, reliable, and high-quality service provider, we look forward to working with you.
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How does the stirring and defoaming machine work?
The SIENOX stirring and defoaming machine performs defoaming through centrifugal force at revolution and stirring through shear force formed by revolution and rotation,
Assisted by a vacuum pump to extract gas and achieve a vacuum state, removing nanoscale tiny bubbles. No contact with materials, no secondary pollution, and no secondary waste.
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What is the function of a defoaming machine?
A defoaming machine is a device used to remove bubbles from liquids. Its function is to assist in the liquid mixing, reaction, coating, printing, infusion and other process steps in the production process, avoiding the generation of bubbles and their impact on the final product. In many industrial and laboratory environments, removing bubbles is essential as they may have a negative impact on product quality, such as affecting surface tension and stability. Defoaming machines typically use various techniques such as vibration, ultrasound, centrifugation, etc. to achieve effective bubble removal. It has a wide range of applications, including but not limited to semiconductors, solar energy, optics, biotechnology, materials science, etc.
Technical Specification List
Full‑line parameter specifications to assist your accurate process‑model selection
| Model | SIE-MIX2000 | SIE-MIX5000 | SIE-MIX15L |
| Mixing Volume | 0–2000 mL (standard vessel) * Customizable | 0–5000 mL (standard vessel) * Customizable | 0–15L (standard vessel) * Customizable |
| Vessel Type | Tubes / Jars / Cups; adapters for syringes and cartridges available | Tubes / Jars / Cups; adapters for syringes and cartridges available | Tubes / Jars / Cups; adapters for syringes and cartridges available |
| Vessel Quantity | 1 or 2 jars (user selectable) | 1 or 2 jars (user selectable) | 1 or 2 jars (user selectable) |
| Max Speed | 0 – 2000 RPM (stepless adjustable) | 0 – 1200 RPM (stepless adjustable) | 100 – 600 RPM (stepless adjustable) |
| Revolution / Rotation Ratio | Freely adjustable | Fixed planetary ratio | Fixed planetary ratio |
| Vacuum Degree | Standard: –98 kPa / Optional: –100 kPa | Standard: –98 kPa / Optional: –100 kPa | Standard: –98 kPa / Optional: –100 kPa |
| Control System | Touch screen, stores up to 100 recipe parameters | Touch screen, stores up to 100 recipe parameters | Touch screen, stores up to 100 recipe parameters |
| Power Supply | 220V, 50/60Hz (110V US/Japan standard customizable) | 220V, 50/60Hz (110V US/Japan standard customizable) | 220V, 50/60Hz (110V US/Japan standard customizable) |
| Overall Dimension(W×D×H) | 1100 × 780 × 880 mm | 1370 ×1130 × 965mm | 1735 × 1560 × 965 mm |
| Net Weight | 225kg | 550kg | 830 kg |
***The above are typical models only. Customized solutions can be provided according to customer requirements.
Multi‑Industry Solutions
Provide customized solutions to meet comprehensive demands from cutting‑edge R&D to large‑scale mass production
Semiconductor & Electronics IndustryChip encapsulation adhesive, UV underfill, nano silver paste, LED phosphor colloid |
New Energy Manufacturing IndustryLithium battery anode & cathode slurry, photovoltaic conductive silver-aluminum paste, thermal conductive filling paste |
Fine Chemical IndustryHigh-viscosity epoxy, silicone, industrial ink, anti-corrosion adhesive |
Optical Display IndustryOptical phosphor powder, light-transmitting silicone, optical coating, LCD auxiliary materials |
Advanced Material R&D IndustryNano dispersion liquid, ceramic conductive slurry, high-filled polymer paste |
Medical & Biological IndustryMedical adhesive, dental resin, sterile medicinal paste, raw materials for biological dressings |
Comprehensive Equipment Operation Demo Videos
Gain intuitive, clear, dynamic insight into synchronous defoaming with planetary centrifugal force and high negative pressure.
Measured Defoaming‑Process Performance
Thoroughly eliminate material bubbles, voids and stratification
Resin + Powder |
Ceramic Slurry |
Biogel |
High-viscosity Adhesive |
Lubricating Oil |
Ink |
Measured Data Comparison
Quantifiable Effects Validated by Test Data
| Material Type | State Before Treatment | After MIX5000 Treatment |
| Semiconductor Encapsulation Adhesive | Plenty of microbubbles inside colloid, voids formed after curing, impairing insulation and thermal conductivity | Uniform and smooth colloid, no visible bubbles, flat cured surface to stabilize chip insulation protection |
| Nano Conductive Silver Paste | Bubbles block conductive medium, uneven coating, large fluctuation of circuit resistance | Paste free of obvious microbubbles with continuous & flat coating, reducing parameter dispersion of electronic components |
| Optical Phosphor Colloid | Bubbles cause light scattering, resulting in uneven brightness and obvious chromatic aberration of finished products | Uniform light transmission of colloid, greatly reduced scattering points and better luminous consistency of optical devices |
* Internal laboratory test data. Actual improvement varies with material formula. Contact sales for real customer cases.
Customer Delivery & Application Cases
Rooted in manufacturing frontlines, empowering benchmark production lines and key national research institutions across diverse industries.
Stirring & Defoaming Solution for Powders and Fluids | AB Structural Adhesive Mixing & Defoaming Solution | Mixing and Defoaming Solution for High‑Viscosity Colloid and Phosphor Powder Materials |















