EN ISO 4589-3:2006-06 high –temperature oxygen index
Plastics-Determination of burning behaviour by oxygen index –Part 3: high -temperature test
BS ISO 4589-2 is similar with GB/T 2406
Test principle
ISO 4589-3 method for determining the minimum concentration of oxygen, in admixuture with nitrogen, that will support combustion of small vertical test specimens under specified test conditions. The results are defined as oxygen index values(O.I.)
Testing to：
Fire standard
