Items | Type1 | Type2 |
Anti-static property | Average electrical resistance of both sufaces ,Ω,≤ | 3 × 108 |
Drum friction | Surface temperature of drum ,ºC, ≤ | 325 |
Any test sample shall not show any sign of flame or glow |
Combustion lest with ethand blowtorch | Flame combustion | Average duration of flame for four test samples , s , ≤ | 30 | 3 |
Duration of flame for any individunl test sample , s , ≤ | 45 | 10 |
Flameless combustion | Average duration of flame for four test samples , s , ≤ | 120 | - |
Duration of flame for any individunl test sample , s , ≤ | 180 | - |
Buming on propane bumer | Lehgth that is completely undamaged by flame , mm , ≥ 250 |