... has such perfect performances as soft, anti-bending, cold-resistant, heat-resisting, fire-blocking, water-proof, low thermal conductivity, chock absorption ... pollution, therefore, it is a new generation high quality heat-insulating, and heat-preservation material.ISOFOX ELASTOMERIC FOAM RUBBER INSULATION TECHNOLOGIC PROPERTYITEMUNITSPECIFICATIONSTANDARDDensitykg/m340 ...