PAI plastic is used in the aviation and automotive industries, because of its ability to perform well under severe stress conditions. It is also resistant to wear and tear and chemical - including acids and organics. Torlon® rods are used in seals, valves, compressor and piston parts and thrust washers to name a few. Choose from a variety of diameters and lengths for your particular job. You’ll also find a wide selection of PEI rods, PVC rods and PPS rods in our huge inventory of raw materials.