1. CHEE 440 1 Granulation u done to  improve flow properties of the mix  improve compression properties of the mix  prevent segregation of components in powder mix  reduce production of toxic dust  reduce possibility of ‘cake’ formation  increase convenience of transport

2. CHEE 440 2 u particle bonding mechanisms  adhesion and cohesion forces in immobile liquid films  interfacial forces in mobile liquid films  solid bridges  attractive forces between solid particles

3. CHEE 440 3 Granulation u Wet granulation equipment  3 main types l shear granulators l high speed mixer/granulators l fluidized bed granulators  shear granulator

4. CHEE 440 4 Wet Granulation  high speed mixer/granulator

5. CHEE 440 5 Wet Granulation fluidized bed granulator

6. CHEE 440 6 Wet Granulation  other more specialized granulators l spray driers

7. CHEE 440 7 Wet Granulation  pelletizers

8. CHEE 440 8 Dry Granulation u Dry granulation equipment  sluggers  roller compactors