Notation for paste extrusion through an orifice die.
Static zones visualization. (a) Sketch of the stripes before extrusion. [(b) and (c)] Picture of the sample after extrusion (longitudinal cut).
Dynamic experiments instrument setup.
Strand shear step experiments instrument setup.
Yield stress of a different formulation at different temperatures using different die diameters.
Pressure and piston velocity as a function of time for SLOW13 at (upper right box: fit of pressure vs. velocity using Benbow and Bridgwater equation).
Pressure vs. velocity for SLOW13 at 25, 45, and (solid line is the best fit using Benbow and Bridgwater equation).
Yield stress of SLOW system at different temperatures.
Elastic stress vs. strain for SLOW formulations at and .
Surface fracture phenomena observed on the sample at low temperature using serrated plates.
Elastic stress vs. strain for SLOW10 at 45 and and .
Stress as a function of time at a constant shear rate for a sample at (thick line: 2 mm diameter strand and thin line: 3 mm diameter strand).
Stress as a function of time at a constant shear rate for SLOW samples at .
Comparison of the yield stress estimated by capillary, dynamic (open diamond), and steady (strand) shear (S in square) techniques as a function of the elastic modulus for SLOW system.
Materials used to prepare paste.
Sample formulations (wt %).
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