... packing raw material Our NBR-PVC rubber foam board is our normal product by our foam NBR- ... red, blue, green, yellow, etc. NBR rubber faom board is used widely in many industries:Packaging Industrial: The ... board comes out from the line with double crust ... to named thickness - 3mm, 4mm, 5mm, 6mm,.... up to max 35mm. Die Cutting factories can work it out ...