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| Composites | Dripping | Time from 1st gauge mark to 2nd gauge mark (s) | Linear burning rate (mm min−1) | Rating |
|---|---|---|---|---|
| B/K/epoxy | No | 353.0 ± 3.9 | 12.7 | HB40 |
| B/K/MMT | No | 382.2 ± 6.2 | 11.8 | HB40 |
| B/K/HNT | No | 372.2 ± 3.0 | 12.1 | HB40 |
| B/K/OMMT | No | 455.0 ± 4.2 | 9.89 | HB40 |
