natural Asphalt

Oxygen content (wt %):  1.5 - 2.5

 Sulfur content (wt %): 3 - 6

Nitrogen  content (wt %): 0.5-0.6

Hydrogen content (wt %):  6 - 9

Carbon content (wt %) : 75 - 80

 Particle size : 25 Mesh                                          

Penetration @ 25 ?c 0.1 mm : 0-2

Softening point ?c :  190-230

Color :  Black

Specific gravity @ 25 ?c:  1.1-1.2

Normal heptan insol. (wt %): 60-70       

Solubility in CS₂ (wt %) :75-85

Fixed carbon: 25-35

Volatile matter (wt %): 60-65

Moisture content (wt %): 5-20

Ash content (wt %): 12-15

Detailed Product Description

GILSONITE
Also known as natural Asphalt