Effect of Different Types of Fly Ash on Properties of Asphalt Mixtures

Table 3

Physical properties of fly ash specimens and standard mineral filler.

Property	Fly ash origin			Mineral filler
	P	G	K
Colour	Grey	Pale dark yellow	Dark yellow	White
Particle shape	Mostly spherical	Combined spherical and irregular	Combined spherical and irregular	Angle-shape to prismatic
Surface texture	Mostly smooth	Mostly rough	Mostly rough	Mostly rough