| Item | Parameter |
| Inner size | About 330*330*765mm. |
| Windows | tempered glass observation window |
| Exhaust holes | 16pcs proof holes,6pcs each side(total 12pcs) |
| Exhaust diameter | 12.5mm |
| Proof hanging clamp | located 17mm above the highest point of the igniter nozzle. |
| Diameter of the igniter nozzle | 11mm |
| Angle about the head and vertical line | 25° |
| inlet gas pressure of the igniter | 17.2kpa±1.7kpa |
| Ignition time | accurate to 0.05s |
| Gas source | industrial grade propane, butane or propane / butane mixed gas. When the sample is pretreated according to 7.3 in GB5455-2014, methane gas with a purity of not less than 97% is selected. |
| Sample size | 300*89mm, five horizontal and vertical |
| Ambient temperature | -10 ° C ~ 30 ° C |
| Power supply voltage | 220V±10% 50HZ |
| Power | less than 100W |
| Flame time | 0-99M99S |
| Flame time accuracy | ± 0.01s |
| Afterglow time | longest 0-99M99S |
| Blue flame height | 15mm-175mm with flame height scale |
| Ignition time | any setting (can be preset) |