Hardness (Shore)                       :        20 A  -70 D

             Tensile Strength (Mpa)               :         upto 70

             Elongation (%)                          :        400-800

             Tear strength (Kn/M)                  :        12  -  33    

             Resilience (Rebound) %              :        15  -  40

             NBS Abrasion Index (%)              :        100-300

             Compression Set (%)                  :        20  -  30