... 2, flexible, 3, lower heat conductivity 4, ISO, IQNET, PROP65 one skin rubber foam sheet rolls Rubber foam is a ... 3, Corrosion resistant - Very low water penetration or materials shrinkage, hence corrosion free 4, Fire resistant 5, A form of synthetic rubber ... or artificially-made polymer material 6, Synthetic rubber serves as a substitute for natural rubber 7, Closed-cell ...