Charles Ross and Son Co.

This company's new concentric blender incorporates a unique, conical-shaped agitator design combining helical ribbon and screw designs. The agitator is mounted vertically and rotates at close clearance to the conical vessel walls. Materials being mixed are moved in axial and radial directions by the agitator. For more information, call 800/243.ROSS, e-mail sales@mixers.com.