The most widely used bitumen types for road construction and paving, especially in tropical and arid climates like Iraq, the Gulf, and Africa, are as follows:
•Bitumen 40/50
•Bitumen 50/70
•Bitumen 60/70
•Bitumen 70/100
•Bitumen 80/100
•Bitumen 160/220
•Bitumen 200/300
UNKA SUN’s penetration grade bitumen is produced in full compliance with ASTM D946M and other international standards. Each grade is engineered to deliver:
•Controlled penetration values
•Consistent temperature susceptibility
•High durability and flexibility
•Excellent performance under heavy traffic loads
This makes UNKA SUN bitumen the preferred choice for applications such as hot-mix asphalt, surface dressing, and infrastructure projects across varied climates and traffic conditions.