Oilfree selflubricating Truck Tyre: This product is steel plate as the substrate the dle layer of sintered bronze spherical powder the rolling surface of PTFE [ptfe] made of a mixture of lead. It has a low coefficient of friction wear crosion resistance. No oil from the lubrication long life acteristics use it to reduce costs reduce noise to prevent the sticky slippery. It is widely used in various mechanical sliding parts such as printing presses textile machines hydraulic loader tobacco machine pharmaceutical machinery fitness equipment micromots automobiles motcycles so on.