There are several different types and ranks of Gilsonite. Natural asphalt is classified by degrees of hardness, moisture and softening point. Gilsonite is hard petroleum, almost hydrocarbon, and containing the highest fuel content. Bituminous rock is a type of Gilsonite , used to mix with oil base products to modify bitumen and to make high quality bitumen for high way and Airports also special Iran Gilsonite using for fluid lose control and stabilizing hole shale.
date_rangeJul 06' 2018 / China
date_rangeJun 02' 2018 / Russia
date_rangeMay 28' 2018 / Russia
date_rangeMay 23' 2018 / Russia