
Different Grades of Bitumen Explained: Types & Properties
Different Grades of Bitumen vary by grading system—penetration, viscosity, and performance grade—each linking binder properties to climate, traffic, and application. This guide explains what the numbers mean, compares major binder families (including PMB, oxidized grades, emulsions), and provides a buyer-focused framework to choose the right grade using real examples, COA checks, and a practical end-of-article checklist.










