Brookfield PFT Powder Flow Tester Operating Instructions Manual page 34

Load powder, start test
Apply consolidation load
Shear to steady state
Re-apply consolidation load
Measure peak
Apply over-consolidation load
Measure peak
Re-apply consolidation load
Shear to steady state
(if option chosen)
Calculate tangent load
Apply tangent load
Measure peak
Re-apply consolidation load
Shear to steady state
Re-apply consolidation load
Measure peak
End test, process results
AMETEK Brookfield
Figure IV-8: Flow Function Test Algorithm.
Page 34
Loop until all
increasing over-
consolidation
loads are tested
Loop until all
repeat over-
consolidation
measurements
are taken
Loop until all
increasing
consolidation
loads are
taken
Manual No. M09-1200-F1016