Description

Proportional Caliper Devices

The proportional caliper device determines the percentage of flat and/or elongated particles in coarse aggregates. Constructed of steel for strength and durability. Also plated for corrosion resistance. The 6″ x 16″ base plate has four rubber feet for stability and convenience in tabletop testing.

The Four-Station Proportional Caliper provides openings for all four ratios simultaneously.

The ratio desired is obtained by selecting one of four adjustable positions: