Appearance: Black solid at room temperature, solidified to a brittle, conchoidal solid at a certain temperature

Chemical properties: It consists of aromatic compounds with more than three rings and oxygen-, nitrogen-containing, sulfur-containing heterocyclic compounds and a small amount of high molecular carbon materials.

Main Purpose: Used for making linoleum, building waterproof layer, advanced pitch paint, etc. It is also used for making pitch coke or delayed coke and modified pitch.