Product Matrix

Vacuum Defoamer

The Vacuum Defoamer, also known as a foam separator, is a highly-efficient bubble remover designed for fluid and semi-fluid materials (such as gel solution, slurry, etc.). During industrial production, the material is often mixed with bubbles, which not only affect the appearance of the product, but also may have a negative impact on the performance of the product. The emergence of the vacuum defoamer has effectively solved this problem.

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Vacuum Defoamer
Working Principles

The vacuum defoamer skillfully combines the vacuum environment and centrifugal force to achieve efficient bubble removal. 1. Vacuum Environment‌: Through the vacuum system, a low pressure environment is maintained inside the vacuum defoamer. In this vacuum environment, the material is sucked into the gas-liquid separation chamber inside the defoamer. In the gas-liquid separation chamber, with pressure declining and the solubility of bubbles in the material decreasing, the bubbles will expand and some of them will rupture or be guided to the surface of the material to realize preliminary separation between bubbles and liquid. 2. Centrifugal Force: The motor drives the gas-liquid separation chamber to rotate at a high speed, and the material forms a thin film layer spreading outward from the center under the action of centrifugal force, thus bubble separation is achieved in the process. The material obtains the maximum centrifugal force when it flows to the outer edge of the gas-liquid separation chamber. Due to specific gravity difference between liquid and bubbles, the material is separated from bubbles by strong centrifugal force. Bubbles are extracted by the vacuum system and liquid is discharged from the defoamer through material outlet.

Product Advantages
  • Online Production
    Directly integrated into the production line for continuous, uninterrupted bubble removal, significantly improving production efficiency.
  • Gentle Treatment
    No direct shear in the material treatment process and less introduction of magnetic foreign matter, ensuring the purity of the material.
  • Easy Maintenance
    Simple and reasonable structure, which is easy to install, disassemble and clean.
  • High Utilization Rate
    Reduce transit part and the risk of contamination as well as improve material utilization rate by decreasing waste and loss of raw materials.
  • Economical
    No additional auxiliary devices such as boosters and storage tanks are required at the inlet and outlet, which effectively lower the cost of investment.
Applicable Fields
  • Materials with high viscosity; nanoscale materials
  • Solid-liquid Mixing
  • Liquid-liquid mixing
Applicable Materials
Liquid Materials
Slurries