Evaluation of Lime Kiln Dust as a Mineral Filler in Stone Matrix Asphalt

West and James 11
TABLE 2. Physical Characteristics of the Mineral Fillers
Characteristic LKD Rock Dust
Percent of Distribution Particle Size Particle Size
< 90% 49.1 µm 44.7 µm
< 75% 29.2 µm 29.6 µm
< 50% 14.8 µm 15.0 µm
< 25% 7.3 µm 5.8 µm
< 10% 3.4 µm 2.2 µm
Apparent Specific
Gravity
2.622 2.708
Rigden Voids (%) 45.9 37.8
TRB 2006 Annual Meeting CD-ROM Original paper submittal – not revised by author.
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