Da Inglese a Italiano Altro Prodotti tessili/Abbigliamento/Moda

Esiti di prova di infiammabilità di alcuni campioni di tessuto.

- Surface flash, under the stop thread, but does not break the stop thread.
- Surface flash, part way. No time shown because the surface flash did not reach the stop thread.
If only 1 of 5 specimens ignites and burns the stop cord with a time of 3.5 s or more, samples are acceptable.
If only 1 of 5 specimens ignites and burns the stop cord in less than 3.5 seconds, test another set of 5 specimens. Compute the average time of flame spread for all 10 specimens. If 2 or more of these specimens ignite and burn the stop cord, average the results from those specimens. If only 1 of the 10 specimens ignites and burns the stop cord, samples are acceptable.