نویسنده: bitumenorg

Bitumen 60/70 Technical Specifications, Uses, Applications and Standards Bitumen 60/70 is one of the most widely used penetration-grade bitumen products for asphalt and road construction. It is classified according to its penetration range and is commonly selected for pavement applications where a balance between stiffness, flexibility, durability, and workability is required. The designation 60/70 refers […]