The Sand Cone Density Sand 50lb Bag is clean, uniform, uncemented, and free-flowing. Meets ASTM D 1556 and AASHTO T 191. Few particles pass No.200 (75µm) or are retained on No.10 (2.00mm) sieves. Uniformity coefficient less than 2.0, and less than 3% passes No.60 (250µm). Bulk density varies less than 1%.
This specially graded sand for ASTM tests are naturally rounded silica sands of nearly pure quartz, mined from the Ottawa, Illinois area.
Meets Test Methods:
AASHTO T 191