... 4100 x 1500 x (1.2 – 6.0)mm, 2000 x 1500 x (1.2– 6.0)mm, 1500 x 1360 x (1.2– 6.0)mm, 3810 x 1270 x (1 ... .2– 6.0)mm 1270 x 1270 x (1. ... 2– 6.0)mm, 1500 x 1500 x (1. ... Coefficient ≥ 0.9 Burning Loss %≤ 27 29 Density g/cm³ 1.6 — 2.0 Compressibility % 12 ± 5 Rebound degree 42 ...