11 mins read ·
12 questions
Explain the interparticulate forces responsible for cohesion and how particle properties affect flow.
12 mins read ·
10 questions
Describe and interpret measures of flowability: angle of repose, Carr's compressibility index, Hausner ratio, shear cell testing.
12 mins read ·
13 questions
Describe ways of improving powder flow and explain how glidants act.
12 mins read ·
15 questions
Describe the behaviour of powders in the fluidised state.
12 mins read ·
15 questions
Distinguish compression from consolidation and describe the stages of compaction.
12 mins read ·
10 questions
Explain how deformation behaviour affects bonding and tablet strength.
12 mins read ·
9 questions
Describe the measurement of punch forces in instrumented tablet presses.
11 mins read ·
5 questions
Explain how force is transmitted through a powder mass.
11 mins read ·
5 questions
Explain why lubrication is needed and describe common lubricants.
12 mins read ·
7 questions
Evaluate lubricant efficiency from the R value and ejection force.
12 mins read ·
15 questions
Apply the Heckel equation to distinguish plastic from brittle materials.
11 mins read ·
16 questions
Explain the reasons for size reduction and the mechanisms involved.