Gilsonite is widely used as the primary carbon black wetting agent for black news inks and headset and toner inks. PUB Gilsonite Resin competes advantageously with hydrocarbon resins, phenolic resins.

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 , the most common type in Iran, 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.