... 20-25 shore In sheets or buns , bun sizes 2000x1000mmx50mm CR RUBBER FOAM Density 150kg/cubic meterHardness:20-25 shoreIn sheets or buns ... for Packing material, Sealing,Heat insulation,Shock absorbing material, Protection.Properties: Light&good tear strengh, High resilient, Wheather proof, Antiaging ,etc CR RUBBER foam