Penetration grade bitumen is categorized by its hardness, measured by the depth a standard needle penetrates the bitumen under specific conditions. Ideal for road surfacing, it offers flexibility and durability.

Penetration grade bitumen, defined by the penetration of a standard needle, is crucial for constructing durable, flexible road surfaces. Worldwide, there are several standards; our products comply with European BS EN 12591 and US AASHTO M 20 & ASTM D.