Precision sieving of calcium phosphate powder

Calcium phosphate is a widely used pharmaceutical powder, commonly found in orthopaedic implants, supplements, and other medical and dental products that support bone health. However, due to its fine particle size, moisture sensitivity, and tendency to agglomerate, it poses significant challenges during the sieving process. These issues can lead to mesh blockages and inconsistent product quality.

Accurate particle sizing is critical in pharmaceutical applications to ensure uniformity, safety, and efficiency. Agglomeration during screening can compromise powder quality and cause production delays.

In a recent demonstration, the Finex® 22 sieve was used to screen calcium phosphate powder, equipped with the Russell Vibrasonic® Deblinding System. This advanced ultrasonic technology prevents agglomerated particles from blocking the mesh apertures, maintaining continuous and efficient screening.

Using a double-deck configuration, the Finex® 22 simultaneously sieved the powder through 25- and 45-micron meshes, effectively separating out oversized particles in a single operation and producing a high-quality, fine-grade powder ready for pharmaceutical use.

Watch the full video here.

Why choose the Finex® 22?

  • Proven performance in pharmaceutical environments
  • Tool-free disassembly for fast, hygienic cleaning
  • Compact and robust design for space-constrained facilities
  • Hygienic stainless steel contact surfaces meet industry compliance
  • Ultrasonic deblinding ensures uninterrupted screening of difficult powders
  • Improves yield, reduces waste, and enhances productivity

Test before you invest

Russell Finex offer risk-free product trials, so you can experience the performance of their machines before making a commitment.

Whether you'd prefer testing at your own facility or at one of the Russell Finex test centers, their team is here to help.

Contact Russell Finex today to schedule your free product test and discover how their solutions can optimize your pharmaceutical powder processing.

Find out more about Russell Finex on their member profile page here

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