Profile: Randolph Austin Co. supplies a range of peristaltic pumps for ink transfer, slurry, water treatment, solvent transfer, laboratory and metering. We also develop extruded flexible tube. We deal with gear fabrication, custom machining, water-soluble polymers and custom extrusion. We design 200 series small volume pumps, which includes aluminum pump housing and positive displacement pump with a flow rate of up to .12 GPM. Our 400 series small to intermediate volume pumps features mechanical speed control, air drive and variflow DC assemblies.