china graphite belt: Bulk Density:1.0-1.5g/cm3 graphite sheet, Compressibility:35-50% graphite packing china graphite belt.it has character of thermally stablity,high strength and no cold flow, etc, it is an ideal material of all kinds of reinforced graphite gaskets, engine head gaskets,etc.Variety:metal reinforced graphite composite sheet, graphite packing ring, metal spiral wound gasket, ...