cobblestone cow mat is widely used in various fields with its excellent performance. What is the hardness of cobblestone cow mat? The hardness of cobblestone cow mat is generally between 50-85A. cobblestone cow mat thickness: 1-50mm, width 0.5-2m, length 10-20m. The raw material of cobblestone cow mat is natural rubber emulsion, its main component is latex containing high polymer....