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Property Grade   and Typical Value
JH-7302 JH-7401 JH-7411 JH-7402
  Structure Linear Linear Radial Radial
  Polystyrene Content，wt% 30 38 30 40
  Extended Oil，wt% 0 0 0 33
  Volatile Matter，wt% 0.55 0.50 0.45 0.65
  Ash，wt% 0.08 0.08 0.08 0.08
  Tensile Strength，MPa 25 30 23 22
  300% Modulus，MPa 2.8 5.5 3.2 2.0
  Elongation at Break，% 800 720 690 1010
  Permanent set after break，% 14 40 — 25
  Hardness,shore A 74 92 82 70
  Melt Flow Rate，g/10min（200℃/5kg） 0.05 1.6 0.28 2.5（190℃/5kg）
  Application Modifier of bitumen/TPR/TPE Sole/HMPSA/TPR/TPE Sole/HMPSA/Modifier of bitumen Sole