PSU Rods 1.Material: PSU with 30% GF 2.Any colors and ... are a manufacturer who produce many kinds of engineering PSU products,include engineering plastic washer,such as PSU washer,PSU bush ... piston parts,PSU ring and other high properity engineering plastic products.And we can provide the PSU rod,PSU sheet, ... friction coefficient,low expansion coefficient,chemical resistance,electric isolation PSU Rods