... surface of flame combustion to block the burning, no dripping, non-toxic gas releases, smoke density is less than 15. MaterialMelamine foamUsageFlame ... you start burning a lot of active decomposition of non-combustible inert gas slow down the burning speed, while burning body in ... . As a scientific evaluation criteria, in the case of non-flame retardant, melamine foam can be provided to DIN4102 B1 ...