Fixed Ratio Mixer

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Extra‑large Planetary Vacuum Mixer‑Defoamer SIE‑MIX20L


20L Large‑volume Production‑oriented · Integrated Mixing‑Defoaming Equipment for High‑viscosity Slurries

0‑50L Customizable Volume + Planetary Revolution‑rotation Mixing + Vacuum Negative‑pressure Synergy

SIE‑MIX20L vacuum mixer‑defoamer meets 0‑20L mixing and defoaming requirements. Dual‑power revolution‑rotation mixing works with optional ‑98 kPa vacuum negative‑pressure environment. Low‑speed heavy‑load design adapts to large‑batch high‑viscosity materials, delivering consistent mixing density, uniform dispersion and remarkable microbubble reduction. It is suitable for mass‑production vacuum mixing‑defoaming of lithium‑ion battery electrode slurries, fuel‑cell materials, industrial structural adhesives and other materials. Custom volume available with one‑stop solutions provided.

✓ CE Certification  ✓ FC Certification ✓ ISO9001 Quality System ✓ RoHS Compliance ✓ Custom Voltage (110V/220V) Supported

Online Message Free Sample Testing Engineer Hotline: 189-2512-9293

Why Must Microbubbles in Materials Be Eliminated?

Microbubbles in large‑batch high‑viscosity materials hurt yield & performance stability

Battery Industry

Bubbles in lithium‑ion battery cathode‑anode slurries cause uneven coating areal density, harming battery capacity consistency and cycle life. Bubbles in solid‑electrolyte slurries trigger poor interfacial contact and reduce ion conduction efficiency. For 20L‑scale mass slurry production, uneven bubble distribution brings batch‑to‑batch battery quality fluctuation, demanding high defoaming‑process consistency.

Energy Industry

Bubbles in fuel‑cell catalyst‑layer slurries create uneven catalyst coating, lowering catalytic efficiency and power output. Bubbles in energy‑storage‑material slurries impair electrode coating uniformity and degrade energy density plus charge‑discharge stability. In mass‑production of energy materials, bubbles directly hurt product yield and line efficiency.

Adhesive & Sealant Industry

Bubbles inside industrial structural adhesives weaken bonding strength and degrade load‑bearing capacity & durability of structural parts. Bubbles in sealants lead to discontinuous sealing surfaces and leakage risks. During 20L‑large‑batch adhesive production, high‑viscosity materials suffer difficult bubble removal. Batch‑separated processing causes variance in viscosity and bubble content, undermining downstream product consistency.

✨ Traditional defoaming bottlenecks: Manual stirring is nearly infeasible for large-batch and high-viscosity materials. Conventional small-capacity equipment requires repeated batch processing, while material replacement and cleaning for high-viscosity materials are extremely time-consuming, making consistent batch quality hard to guarantee. Static defoaming delivers limited effects on high-viscosity materials and entails long processing cycles. The 20L large-capacity vacuum mixer-defoamer performs planetary stirring under -98kPa negative vacuum pressure. It processes 20L materials in a single run, minimizes batch segmentation and ensures stable consistency for large-scale production.

Why Choose MIX20L

Tailored for heavy‑industrial mass production with ultra‑large capacity vacuum defoaming

20L Ultra‑large Dual Station

Standard dual‑barrel for 20L single‑batch loading. Heavy‑duty transmission supports ultra‑high viscosity materials, expandable to 35L, suitable for full‑day continuous factory mass production.

Heavy‑duty Transmission Structure

Thickened frame and reinforced gear sets provide low‑speed high‑torque output to suppress heavy powder sedimentation for long‑term uninterrupted stable equipment operation.

Production‑line Intelligent Control

Multi‑level authority touch operation, stores multiple mass‑production processes; supports MES system connection, full‑process data recording and multiple safety interlock protections.

✨ When production reaches 20L level for large‑batch high‑viscosity materials, MIX20L is the flagship vacuum mixer‑defoamer for this capacity class.

Working Principle

Adopts planetary revolution + container rotation + optional sealed vacuum synergy process

Planetary Revolution: High‑power heavy‑load main shaft drives the carrier plate for low‑speed high‑torque revolution, delivering steady centrifugal force to push high‑solid‑content heavy‑powder materials against container inner walls and mitigate sedimentation and delamination of high‑density powders; 

Container Rotation: Dual containers rotate synchronously in reverse directions to generate extensive 3D fluid shear field inside vessels. No impeller contacts materials, lowering risk of metal debris contamination, suitable for heavy pastes and slurries; 

High‑flow Vacuum Defoaming: Widened sealed chamber paired with high‑power vacuum pump rapidly maintains stable ‑98kPa negative pressure. Micro‑ and nano‑bubbles deep inside materials rise, separate and discharge under pressure difference. Mixing and defoaming complete simultaneously to eliminate separate defoaming procedures, matching high‑speed mass‑production rhythm of large‑scale factories.

Vacuum Mixer‑Defoamer Working Principle.jpg


Technical Specifications

Complete Technical Specifications Overview, Customizable on Demand

ModelSIE‑MIX20L
Mixing Volume0–15L (standard vessel) * Customizable
Vessel TypeTubes / Jars / Cups; adapters for syringes & cartridges available
Vessel Quantity1 or 2 jars (user‑selectable)
Max Speed0‑600 RPM (stepless adjustable)
Revolution‑to‑Rotation RatioFixed planetary ratio
Vacuum LevelStandard: –98 kPa / Optional: –100 kPa
Control SystemTouch screen, stores 100 recipe sets
Power Supply220V, 50/60Hz (110V US/JP standard customizable)
Dimensions(W×D×H)1735 × 1560 × 965 mm
Net Weight830kg
Certifications CE, FC, ISO9001, RoHS Compliance


Our Partners

Trusted by leading industrial manufacturing clusters and advanced university laboratories worldwide

Partner Showcase

FAQ - Frequently Asked Questions

Answers to common questions about product performance and everyday process selection

  • 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.

  • 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.

  • 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.


  • 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.

  • 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

Technical Specification List

ModelSIE‑MIX5000SIE‑MIX15LSIE‑MIX20L
Mixing Volume0–5000 mL (standard vessel) * Customizable0–15L (standard vessel) * Customizable0–20L (standard vessel) * Customizable
Vessel TypeTubes / Jars / Cups; adapters for syringes & cartridges availableTubes / Jars / Cups; adapters for syringes & cartridges availableTubes / Jars / Cups; adapters for syringes & cartridges available
Vessel Quantity1 or 2 jars (user‑selectable)1 or 2 jars (user‑selectable)1 or 2 jars (user‑selectable)
Max Speed0‑1200 RPM (stepless adjustable)0‑800 RPM (stepless adjustable)0‑600 RPM (stepless adjustable)
Revolution‑to‑Rotation RatioFixed planetary ratioFixed planetary ratioFixed planetary ratio
Vacuum LevelStandard: –98 kPa / Optional: –100 kPaStandard: –98 kPa / Optional: –100 kPaStandard: –98 kPa / Optional: –100 kPa
Control SystemTouch screen, stores 100 recipe setsTouch screen, stores 100 recipe setsTouch screen, stores 100 recipe sets
Power Supply220V, 50/60Hz (110V US/JP standard customizable)220V, 50/60Hz (110V US/JP standard customizable)220V, 50/60Hz (110V US/JP standard customizable)
Dimensions(W×D×H)1370 ×1130 × 965mm1735 × 1560 × 965 mm1870 × 1380 × 1160 mm
Net Weight550kg830 kg900 kg
CertificationsCE, FCCE, FCCE, FC

***Above are typical models only. Customized solutions available upon customer requirements.


Multi‑Industry Solutions

Provide customized solutions to meet comprehensive demands from cutting‑edge R&D to large‑scale mass production

Battery.jpg

Battery Industry

Lithium‑ion cathode slurry, lithium‑ion anode slurry, solid electrolyte slurry, battery separator coating liquid, battery conductive slurry

New Energy.jpg

Energy Industry

Fuel‑cell catalyst layer slurry, proton exchange membrane slurry, energy‑storage electrode slurry, supercapacitor slurry, electrolyte additives

Polyurethane Structural Adhesive.jpg

Adhesive & Sealant Industry

Industrial structural adhesive, epoxy sealant, polysulfide sealant, silicone structural adhesive, hot‑melt adhesive slurry

Petrochemical.jpg

Chemical Industry

Chemical slurry, resin intermediate, catalyst slurry, functional coating liquid, reactive adhesive

Thermal Conductive Silicone.jpg

Electronics Industry

Electronic encapsulation adhesive, conductive silver paste, insulating black adhesive, LED phosphor, semiconductor encapsulation material

Medical Device 02.jpg

Medical Device Industry

Medical catheter adhesive, medical sensor encapsulation adhesive, dental resin, medical transparent gel, sterile bonding adhesive

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

AB Glue Mixing & Defoaming.jpg

AB Glue

Potting Compound Defoaming.jpg

Potting Compound

Electronic Slurry & Adhesive Mixing‑Defoaming.jpg

Electronic Slurry & Adhesive

Structural Adhesive Defoaming Comparison.jpg

Structural Adhesive

Gel Defoaming 02.jpg

Gel

Biogel Mixing & Defoaming.jpg

Biogel


Measured Data Comparison

Quantifiable Effects Validated by Test Data

Material TypeStatus Before TreatmentAfter MIX20L Treatment
Lithium‑ion Battery Cathode SlurryHeavy internal bubbles, ±15% deviation in coating areal density, large battery capacity fluctuationBubbles eliminated, ±3% deviation in coating areal density, improved battery capacity consistency
Industrial Structural AdhesiveDense internal bubbles, ±25% bonding‑strength deviation, cavities on load‑bearing surfacesBubbles eliminated, ±5% bonding‑strength deviation, continuous cavity‑free load‑bearing surfaces
Fuel‑cell Catalyst‑layer SlurryHeavy internal bubbles, uneven catalyst‑layer coating, ±20% catalytic‑efficiency deviationUniform dispersion with bubbles removed, ±5% catalytic‑efficiency deviation

* Internal lab test data. Actual improvement varies with material formulation. Contact sales for real‑world customer references.

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