Public test guide

Asphalt binder content

Measures how much bituminous binder is present in an asphalt mixture.

Plain-language explanation

What the test tells you.

The project specification controls the exact method and acceptance requirement.

Binder is separated or determined using the approved extraction or ignition-based procedure, with aggregate corrections where required.

Representative asphalt sample, balance and the specified extraction or ignition apparatus.

Binder content as a percentage of the asphalt mixture mass.

Controls asphalt production because incorrect binder content can affect durability, voids, strength and deformation.

Typical test sequence

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Send the project, sample quantity, location and required completion date.