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NBN EN ISO 4589-2 : 1999 AMD 1 2006

Current
Current

The latest, up-to-date edition.

PLASTICS - DETERMINATION OF BURNING BEHAVIOUR BY OXYGEN INDEX - PART 2: AMBIENT-TEMPERATURE TEST
Published date

12-01-2013

Committees responsible
National Foreword
Foreword
1 Scope
2 Normative references
3 Definition
4 Principle
5 Apparatus
6 Calibration of equipment
7 Preparation of test specimens
8 Procedure for determination of oxygen index
9 Calculations and expression of results
10 Procedure C - Comparison with a specified minimum
     value of the oxygen index (short procedure)
11 Test report
Annex A (normative) Calibration of equipment
Annex B (normative) Calculation of oxygen concentration
Annex C (informative) Typical test results sheet
Annex D (informative) Results obtained by interlaboratory
        trials on type VI specimens
Annex ZA (normative) Normative references to international
         publications with their relevant European publications
Figure 1 Diagram of typical apparatus for determination of
          oxygen index 3
Figure 2 Support frame for non-self-supporting test specimens
Figure 3 Tool for preparing rolled-film specimens
Figure 4 Rolled specimen
Table 1 Equipment calibration frequencies
Table 2 Test specimen dimensions
Table 3 Criteria for oxygen index measurements
Table 4 Values of k for calculating the oxygen index
          concentration from determinations made by
          Dixon's "up-and-down" method
Table 5 Estimated precision limits
Table A1 Reference-material oxygen index values
Table D1 Precision data

Determines the minimum concentration of oxygen in admixture with nitrogen that will support combustion of small vertical test specimens under specified test conditions. The results are defined as oxygen index values.

DocumentType
Standard
PublisherName
Belgian Standards
Status
Current

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