CHEE 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
CHEE 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
CHEE Granulation u Wet granulation equipment 3 main types l shear granulators l high speed mixer/granulators l fluidized bed granulators shear granulator
CHEE Wet Granulation high speed mixer/granulator
CHEE Wet Granulation fluidized bed granulator
CHEE Wet Granulation other more specialized granulators l spray driers
CHEE Wet Granulation pelletizers
CHEE Dry Granulation u Dry granulation equipment sluggers roller compactors