BS EN 13279-2:2014
$142.49
Gypsum binders and gypsum plasters – Test methods
| Published By | Publication Date | Number of Pages |
| BSI | 2014 | 28 |
This European Standard describes the reference test methods for all gypsum binders and gypsum plasters covered by EN 13279-1.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 5 | Foreword |
| 6 | Introduction Figure 1 — Family of gypsum biners and gypsum plasters |
| 7 | 1 Scope 2 Normative references 3 Test conditions and sampling 3.1 Test atmosphere (reference test) 3.2 Sampling 3.3 Preparation of the sample 3.4 Water |
| 8 | 3.5 Appliances and apparatus 4 Test methods for gypsum binders and gypsum plasters (including special purposes) 4.1 Sieve analysis (Fineness) 4.1.1 Apparatus 4.1.2 Determination of particles retained on 5 000 µm sieves (see 4.1.1 a)) 4.1.2.1 Procedure |
| 9 | 4.1.3 Determination of particles retained on 200 µm and 100 µm sieves 4.1.3.1 Procedure 4.1.3.2 Expression of results 4.2 Determination of sulphur trioxide content and calculation of equivalent calcium sulfate 4.2.1 Principle 4.2.2 Apparatus |
| 10 | 4.2.3 Reagents 4.2.4 Procedure 4.2.5 Expression of results 4.2.5.1 Calculation of SO3 4.2.5.2 Calculation of equivalent calcium-sulfate 4.3 Determination of the water/plaster ratio 4.3.1 Sprinkling method 4.3.1.1 Principle |
| 11 | 4.3.1.2 Apparatus 4.3.1.3 Procedure 4.3.1.4 Expression of results 4.3.2 Dispersal method 4.3.2.1 General 4.3.2.2 Principle 4.3.2.3 Apparatus |
| 12 | 4.3.2.4 Procedure 4.3.2.5 Expression of the results 4.3.3 Flow table method 4.3.3.1 General 4.3.3.2 Principle |
| 13 | 4.3.3.3 Apparatus 4.3.3.4 Procedure 4.3.3.5 Expression of results |
| 14 | 4.4 Determination of the setting time 4.4.1 Knife method 4.4.1.1 General 4.4.1.2 Principle 4.4.1.3 Apparatus 4.4.1.4 Procedure 4.4.1.5 Expression of results |
| 15 | 4.4.2 Vicat cone method 4.4.2.1 General 4.4.2.2 Principle 4.4.2.3 Apparatus 4.4.2.4 Procedure |
| 16 | 4.4.2.5 Expression of results 4.5 Determination of mechanical properties 4.5.1 Apparatus |
| 17 | Figure 2 — Typical Vicat apparatus with needle and release mechanism |
| 18 | Figure 3 — Typical release mechanism for the Vicat apparatus |
| 19 | 4.5.2 Preparation of the test specimen 4.5.3 Determination of hardness 4.5.3.1 Principle 4.5.3.2 Apparatus 4.5.3.3 Procedure 4.5.3.4 Expression of results |
| 20 | 4.5.4 Determination of flexural strength 4.5.4.1 Principle 4.5.4.2 Procedure 4.5.4.3 Expression of results 4.5.5 Determination of compressive strength 4.5.5.1 Principle 4.5.5.2 Procedure 4.5.5.3 Expression of results |
| 21 | 4.6 Determination of adhesion 4.6.1 Principle 4.6.2 Apparatus 4.6.3 Procedure |
| 22 | Table 1 − Loading rate 4.6.4 Expression of results 4.6.4.1 Adhesive strength 4.6.4.2 Fracture pattern |
| 24 | Annex A (informative) Water retention |
| 25 | Bibliography |
