iran asphalt gilsonite

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Natural Asphalt for Oil field drilling with mesh of 200

Gilsonite ( Natural Bitumen ) ( Natural Asphalt ) Iranian Gilsonite

asphalt/green concrete blades

asphalt/green concrete blades fast & easy cutting, no chips,long lifespan, stable

sulfonated Asphalt

1 Ash content (wt %) 10-15 2 Moisture content (wt %) 0.5-1.5 3 Volatile mater (wt %) 60-65 4 Fixed carbon 25-35 5 Solub