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PD CEN ISO/TR 20659-2:2024 Rheological test methods. Fundamentals and interlaboratory comparisons - Determination of the time-dependent structural change (thixotropy) >
PD CEN ISO/TR 20659-2:2024 Rheological test methods. Fundamentals and interlaboratory comparisons - Determination of the time-dependent structural change (thixotropy), 2024
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- 4.1 Conditions for the measuring technique
- 4.2 Flow curves, with evaluation of the hysteresis area (rotational test) [Go to Page]
- 4.3 Step test with recovery, as a rotational test with controlled shear rate [Go to Page]
- 4.4 Step test with recovery, as a rotational test with alternating controlled shear stress and shear rate [Go to Page]
- 4.5 Step test with recovery, as a combined oscillatory and rotational test with controlled shear strain and shear rate, respectively [Go to Page]
- 5.1 Aim of the comparative testing programme
- 5.2 Performance of the tests [Go to Page]
- 5.3 Evaluation
- 6.1 General
- 6.2 Measurement of the Newtonian reference sample [Go to Page]
- 6.3 Step test with specification of the shear rate in measuring segments 1 and 3
- 6.4 Step test with controlled shear stress in measuring segments 1 and 3
- 6.5 Step test as oscillatory test in measuring segments 1 and 3 [Go to Page]
