Specification :

We are mine owner and one of the main suppliers and exporters of Gilsonite ( Natural Bitumen / Natural Asphalt) in Iran that is only place has best quality Gilsonite in the world.
Our Products is exporting to India now and in the past exported to Vietnam, China and Korea.
Gilsonite is mineral Bitumen and its quality is like Petroleum Bitumen and there is no difference between them. Only Gilsonite is in Lump mode but Petroleum Bitumen is refinery product from Oil that is in Drum and therefore Gilsonite price is very lower than Petroleum Bitumen approximately lower than half of Bitumen price.
Gilsonite can mix with petroleum bitumen like bitumen 60/ 70 with additives of Mazut ( low quality fuel oil) , or SBS ( styrene butadiene styrene copolymer) for using in Asphalt Industries, Bitumen factories and Waterproof roofing factories.
Water proof roofing factories normally mixing Gilsonite with SBS ( styrene butadiene styrene copolymer) and then using it in place of Bitumen or oxidized bitumen.
When Asphalt companies using Gilsonite their Asphalt will not broke in cold weathers and hot weather it will not melt Very soon.
Gilsonite has different usage in industry as:
1.Gilsonite for road construction and asphalt
2.Gilsonite for roof insulation and isolation
3.Gilsonite for oil drilling as drilling mud
4.Gilsonite for Ink, Paint and Coat
5.Gilsonite is combined with coal to produce coke that has usage in different industries such as foundry sands, glass industry, …
As we said we are one of the main suppliers of Gilsonite in Iran and we can offer very lower price to you than other Gilsonite Companies.

Our Gilsonite Analysis:
Ash content ( wt % ) :
A: Blow 5%
B: Blow 10%
C: 10 - 15 %
D: 15 - 20%
E: 20 - 30%
Moisture content ( wt % ) 0.5 - 5
Volatile mater ( wt % ) 60 - 65
Fixed carbon 25 - 35
Solubility in cs2 ( wt % ) 85 - 90
Solubility in tce ( wt % ) 60 - 70
Normal Heptan in sol ( wt % ) 60 - 70
Specific Gravity ( 25 c) 1.1 - 1.2
color Black
Softening point 190 - 230
Penetration ( 25 c) 0 - 2
Carbon ( wt % ) 75 - 82
Hydrogen ( wt % ) 6 - 9
Nitrogen ( wt % ) 0.8 - 1.5
Sulphur ( wt % ) 3 - 6
Oxygen ( wt % ) 1.5 - 2.5