Graded fractions of Arizona Test Dust, Quartz, and Iron Oxide for specialized testing.
High quality Arizona Fractions for Fractions applications.

Very hard and abrasive material based on corundum (Al2O3), suitable for wear tests.

Narrowly classified fractions of naturally pure calcium carbonate (CaCO3).

Classified dusts and sands in various grades made from natural quartz (SiO2).

Organic dusts based on native starch with smoother surface and lower density.
High quality Quartz Fractions for Fractions applications.