Inventro Polymers manufactures Polyurethane Cast Rods for Bulge Forming. Inventro Polymers supplies rubber, PTFE [Teflon] and engineering plastic items. Polyurethane Cast Rods for Bulge Forming is used for guide, drive and pinch rollers and outwear conventional rubber rollers 20 to 1. Polyurethane Cast Rods for Bulge Forming is also used for prototype parts like gears, bearings and bushing, and is easily machined to close tolerances. These standard rods are 300 mm long and are available in diameters of 1/4", 3/8". 1/2", 5/8", 3/4", 7/8", 1", 1-1/4", 1-1/2", 1-3/4", 2", 2-1/4", 2-1/2", 2-3/4", 3", 3-1/4", 3-1/2", 3-3/4", 4", 4-1/4", 4-1/2",4-3/4", 5", 5-1/2", 6". These are also supplied in custom sizes on request.