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BS EN ISO 4590:2016

BS EN ISO 4590:2016

$167.15

Rigid cellular plastics. Determination of the volume percentage of open cells and of closed cells

Published By Publication Date Number of Pages
BSI 2016 34
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PDF Catalog

PDF Pages PDF Title
4 European foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Principle
5 Test specimens
5.1 Number
11 5.2 Preparation
5.3 Dimensions
5.4 Sectioning of test specimens
6 Conditioning and test atmospheres
7 Measurement of surface area S and geometrical volume Vg
12 8 Determination of impenetrable volume Vi by method 1: pressure variation (pyknometer)
13 8.1 Principle of method 1
8.2 Description of apparatus for method 1
15 8.3 Calibration of pyknometer apparatus
16 8.4 Procedure for method 1
17 8.5 Calculation for method 1
9 Determination of impenetrable volume Vi by method 2: volume expansion
9.1 Principle of method 2
18 9.2 Description of apparatus for method 2a
19 9.3 Calibration of apparatus for method 2a
22 9.4 Procedure and calculation for method 2a
9.5 Description of apparatus for method 2b
23 9.6 Calibration of apparatus for method 2b
9.7 Test procedure for method 2b
24 9.8 Test sequence for method 2b
25 9.9 Calculations and expression of results for method 2b
10 Correction for specimen surface cells opened during specimen preparation
10.1 For the pressure-variation method (see Clause 8)
10.2 For the volume-expansion method (see Clause 9)
26 11 Expression of results
11.1 Apparent volume percentage of open cells
11.2 Corrected volume percentage of open cells
27 12 Precision
28 13 Test report
29 Annex A (normative) Notes on procedure

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BS EN ISO 4590:2016
$167.15