for over 50 years randolph austin has manufactured a line of peristaltic pumps and flexible tubing. the randolph pump is a rugged unit that is simple and reliable to operate. many applications include, ink transfer, slurries, waste water, paper and pulp, mining, food, as well as many other uses. the randolph peristaltic, or tube pump, utilizes flexible tubing to insulate the pump from the fluid being transfered. randolph austin extrudes five different grades of tubing, vytex (tm) (flexible pvc), prothane ii (tm) (tpu), ed-plex (tm) (thermoplastic elastomer), cilran (tm) (thermoplastic copolymer), & povinal (tm) (polyvinyl alcohol elastomer). these tubing types compliant for peristaltic pump. water soluable packaging and custom extrusions. machining, milling, gear hobbing and grinding capabilities.