ASTM Sands

The Original Ottawa Silica

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Overview

We meet ASTM standards for hydraulic and masonry testing

U.S. Silica has the distinct advantage of supplying the well-known, highly respected original Ottawa silica. Today we remain the only supplier of fully ASTM-compliant sands in the world. Trust us for the most reliable results.

Benefits

Specially graded to meet ASTM standards for testing sand cone density and tensile strength
Available in graded C-109, standard 20/30 or AFS 50/70
Advanced processing methods produce narrower grain sizes
Multiple options available to meet the most exacting specs

Applications

Appropriate for cement and abrasion testing under ASTM 20/30 and ASTM C109.

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