It must have the right thickness and composition. Base materials vary by region and can be crushed stone or “conbit” (recycled concrete and asphalt—it’s crushed and reused). Crushed coarse ...

For asphalt producers or contractors that also want to analyze the composition of the mix, NIR composition analyzers are available which can instantly verify the correct quantity of additives and ...

Because of the composition of the fiberglass mat, less asphalt is needed to give the shingles their durability and strength. The result is a lighter weight and thinner roofing material.

This way, we develop new technologies for the production of sustainable 'green' asphalt. Asphalt is made up of different materials and its exact composition and properties are often unknown. So, it’s ...