BSI PD ISO/TR 20659-2:2024
$167.15
Rheological test methods. Fundamentals and interlaboratory comparisons – Determination of the time-dependent structural change (thixotropy)
Published By | Publication Date | Number of Pages |
BSI | 2024 | 44 |
PDF Catalog
PDF Pages | PDF Title |
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2 | undefined |
6 | Foreword |
7 | 1 Scope 2 Normative references 3 Terms and definitions 4 Measuring technique for the determination of thixotropy 4.1 Conditions for the measuring technique |
9 | 4.2 Flow curves, with evaluation of the hysteresis area (rotational test) 4.2.1 Specification of the measuring profile |
11 | 4.2.2 Evaluation |
13 | 4.3 Step test with recovery, as a rotational test with controlled shear rate 4.3.1 Specification of the measuring programme |
14 | 4.3.2 Evaluation |
15 | 4.4 Step test with recovery, as a rotational test with alternating controlled shear stress and shear rate 4.4.1 Specification of the measuring programme |
16 | 4.4.2 Evaluation 4.5 Step test with recovery, as a combined oscillatory and rotational test with controlled shear strain and shear rate, respectively 4.5.1 Specification of the measuring programme |
17 | 4.5.2 Evaluation |
20 | 5 Comparative testing programme 5.1 Aim of the comparative testing programme 5.2 Performance of the tests 5.2.1 Preliminary test |
21 | 5.2.2 Comparative testing programme 5.3 Evaluation |
22 | 6 Result 6.1 General |
23 | 6.2 Measurement of the Newtonian reference sample 6.2.1 Flow curve 6.3 Step test with specification of the shear rate in measuring segments 1 and 3 |
24 | 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 7 Analysis |
26 | Annex A (informative) Details of the comparative testing programme |
40 | Annex B (informative) Explanatory notes |
42 | Bibliography |