Tag Archives: specification of natural asphalt

Gilsonite Specification Gilsonite Specification Gilsonite is very fragile. It shatters easily. Rolling the Gilsonite between two drums tends to give the best particle distribution to use as raw material in carbon production. Normal Specification of Gilsonite with out any refining on it would be as below. Please remember that for each usage we must do […]

Natural Asphalt Analysis Natural Asphalt Analysis Some types of asphalt are made by nature as a result of the slow change of Crude oil and evaporation of its volatile materials during many years. Such an asphalt is called natural asphalt and survives more than oil asphalts. Such an asphalt may exist in nature as a […]