Asphalt or tar compsns with low temp dependance on flow - - cont diabas as filler

摘要

The composition comprises 26 wt.% diabas of 0-2 mm, =10 wt.% asbestos, =50 wt.% limestone flour, hornblende and an adhesion intermediary for the binder e.g., bitumen B-80. Sand and basalt chip may also be included.