If you've ever worked with powder blends for tablet compression, you know the struggle—poor flow, segregation, and dust are constant headaches. Wet granulation isn't just about sticking particles together; it's a precision engineering process that transforms problematic powders into free-flowing, uniform granules. This guide walks you through the entire wet granulation workflow, from raw material milling and high-shear mixing to fluid bed drying and final lubrication. We'll cut through the theory and focus on the critical control points—binder addition rate, granulation endpoint, and drying curves—that separate a robust process from a failed batch.
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