Bitumen Grade 60 / 70Specification as per National Iranian Oil Company (NIOC) : Specification Test Method A. S. T. M.Specific Gravity at 25 DEG C 1. 01 06 D. 70Penetration AT 70 5Softening Point 49 56 36Ductility CMS 100 MIN 113Loss on Heating PCT WT 0. 2 MAX 6Drop in Penetration after 20 5Flash 250 ...
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