Vacuum Defoaming Stirrer

Vacuum Defoaming Stirrer from Jeiotech combines mixing and vacuum degassing to remove trapped air bubbles from liquid and viscous materials. Its vacuum stirring mechanism promotes uniform mixing, while the seamless, single-piece chamber provides effective vacuum sealing. This laboratory equipment supports consistent material preparation while reducing processing time and handling.

Apex Scientific is a laboratory equipment supplier in South Africa, providing technical guidance and support. Learn more through our Insights page, follow us on LinkedIn, YouTube or contact our team to discuss your vacuum mixing requirements.

Vacuum Defoaming Stirrer from Jeiotech combines mixing and vacuum degassing in a single system to remove trapped air bubbles from liquid and viscous materials. Designed for laboratory research and industrial formulation applications, the equipment promotes uniform mixing while improving the consistency of processed materials. Its integrated vacuum stirring mechanism and seamless chamber construction support efficient operation. Apex Scientific supplies vacuum defoaming stirrers throughout South Africa, providing laboratory equipment for cosmetics, pharmaceuticals, chemicals, and electronics applications.
 

Simultaneous mixing and vacuum degassing

The vacuum defoaming stirrer combines mechanical mixing with vacuum operation to remove entrapped air during material preparation. As a result, laboratories can mix and degas samples in a single process rather than performing these steps separately.

Furthermore, the vacuum stirring mechanism promotes uniform material distribution while assisting with bubble removal. This is particularly useful when preparing formulations where trapped air may affect texture, appearance, or product consistency.

By combining both processes, the equipment can reduce handling requirements and improve workflow efficiency in laboratory and production environments.
 

Seamless construction for effective vacuum operation

Jeiotech designed the vacuum defoaming stirrer with a seamless, single-piece moulded body to support effective vacuum sealing.

This construction reduces the number of joints in the chamber, helping maintain the reduced-pressure environment required for degassing.

Additionally, the integrated design supports consistent processing conditions during mixing and bubble removal. Consequently, laboratories can prepare materials with fewer interruptions between mixing and degassing stages.

Vacuum Defoaming Stirrer
Lab Sticker
Vacuum Defoaming Stirrer
Stand
Vacuum Defoaming Stirrer
Anchor Impeller
Vacuum Defoaming Stirrer
Clamp Holder

Applications in cosmetics and pharmaceuticals

The vacuum defoaming stirrer is suitable for cosmetic formulation processes where air bubbles can affect product texture and appearance.

For example, manufacturers can use the equipment when mixing creams, gels, and other cosmetic formulations. Removing trapped air helps produce a smoother, more uniform mixture and supports product stability.

Similarly, pharmaceutical laboratories can use vacuum mixing and degassing during formulation development. By reducing entrapped air, the process helps improve mixture consistency and supports controlled preparation of pharmaceutical materials.
 

Applications in chemicals and electronics

In chemical laboratories and manufacturing environments, the vacuum defoaming stirrer supports the preparation of paints, coatings, adhesives, and sealants.

During mixing, air can become trapped within these materials. Therefore, simultaneous vacuum degassing helps reduce bubbles that may affect the uniformity and quality of the finished formulation.

Furthermore, the equipment is suitable for semiconductor and electronics applications involving conductive pastes and specialised adhesives.

Removing air bubbles from these materials helps reduce voids that could interfere with electrical performance or bonding quality. As a result, vacuum mixing can support more consistent material preparation for electronic substrate manufacturing.
 

Conclusion

The vacuum defoaming stirrer from Jeiotech combines uniform mixing, effective bubble removal, and seamless chamber construction in one laboratory system. Whether your application involves cosmetic formulations, pharmaceutical development, chemical processing, or electronic materials, Apex Scientific can help you select suitable equipment.

As a laboratory equipment supplier in South Africa, Apex Scientific provides technical guidance and after-sales support. Learn more about laboratory equipment and applications through our Insights page, or contact our team to discuss your mixing and vacuum degassing requirements.

ModelVDC-41D
Internal volume (L)45
VacuumGauge range (Analog, MPa)0 to -0.1
Max. permissible vacuum (MPa)1.33 × 10-4 (1 Torr)
Nozzle diameter (Ø, mm)9.5
MixingMax. rpm300
Max. viscosity (cPs)6000
MaterialBody, ShelvesPolycarbonate, Transparent
3-Way Valve, Latch, Desiccant TrayPolypropylene
Vacuum Seal, FootSilicone Rubber
DimensionsOverall (W × D × H, mm / inch)420 × 397 × 501 / 16.5 × 15.6 × 19.7
Door opening (W × H, mm / inch)295 × 445 / 11.6 × 17.5
Shelf (W × D × H, mm / inch)289 × 304 × 11 / 11.4 × 12.0 × 0.4
Desiccant tray (W × D × H, mm / inch)218 × 268 × 26 / 8.6 × 10.6 × 1.0
Net weight (kg / lbs)14.8 / 32.6
ShelvesNumber of Standard / Max. (ea)3 / 6 ea
Max. load/shelf (kg / lbs)5 / 11
Cat. No.AAAD4431
SKUDescription
AAAD4431VDC-41D Vacuum Defoaming Stirrer (Cubic Type, 45L)

 

Accessories

SKUDescription
AAAD1507Beaker Dock Shelf Set (500mL)
AAAD1506Vacuum Mixing Seal for VDC-41D
AAA37508Stand (355 x 82 x 350mm) for VDC-41D
AAA37572Anchor Type (60 x 60mm, 8mm Shaft, 500mm Length)
AAA30551Lab Sticker (200 x 200mm)

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