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Edge Erosion

Tablet Core

  • Sharp edges on tablets Change tablet shape/design
  • High core friability Investigate core improvement

Coating Formulation

  • Low film strength Select high film strength coating from Colorcon

Process/Equipment

  • Suspension solids concentration too low Increase suspension solids concentration (if possible)
  • Spray rate too low Increase spray rate
  • Pan speed too high Decrease pan speed
  • Incorrect coating pan fill Fill pan to correct volume
  • Worn tablet tooling (causes ‘flashing’) Replace tablet tooling
  • Inappropriate baffle design for tablet shape Change baffle design

Further Resources