Iran producing largest quantity of oxidized bitumen in various grades as below:

Oxidized bitumen 75/25

Oxidized bitumen 85/25

Oxidized bitumen 95/25

Oxidized bitumen 90/40

Also medium grade oxidized bitumen 90/10

Oxidized bitumen 90/15 and hard grade including

Blown bitumen 115/15

Oxidized bitumen 110/15

Oxidized bitumen 105/5

Oxidized bitumen 105/15

Oxidized bitumen 105/35

Oxidized bitumen 150

Iran blown asphalt is high quality and economy compare other countries since oil price in Iran is cheaper and a lot of manufacturer producing air blown asphalt.

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