Description

1. Introduction : this device applies to check the plastic burning function by linear method and the afterflame/afterglow timesï&frac*4;�verticality methodï&frac*4;�, as well as the damaged length of specimens in chamber . 2. Standards: GB/***8, GB****8, ISO***0 , clause V*0, V*1, V*2 of UL , ASTM D**5 , D***4, ***1, IEC **7. 3. Main components: burner, testing chamber, and so on. 4. Main parameters: 4.1 Testing chamber capacity: more than 0.5M³. 4.2 Burner: Bunsen burner, internal diameter 9.5 mm, length **0 mm. 4.3 Metal net :length **5 mm square metal net , braided by Φ0.*5 mm iron wire. 4.4 Timer: ***9.*9s setting arbitrarily . 4.5 Flame height: *0mm 4.6 Burning angle :*0º 4.7 Horizontal burning parts is designed according to clause 7.1ï&frac*2;�7.7 of UL*4. clause FH*1, FH*2, FH*3 of GB/T***8. CSA C*2.2 NO.0.*7 4.8 Vertical burning parts is designed according to V*0, V*1, V*2 of UL*4 . clause FV*0 of GB/T***8.