div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: BITUMINA - BITUMEN PENETRATION GRADE 60 70- …Bitumen Penetration Grade 4050 is a standard penetration grade Bitumen usually used as a Paving Grade Bitumen suitable for road construction src=https:reader030fdokumentcomreader030viewer20220216165e6bb55dac95054b5b7f781bhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv