Hydraulic Cylinders,auto,Pneumatic Cylinders, Pumps and CompressorsOil Gas/Petrochemical Industries
A PTFE (polytetrafluoroethylene) wear guide ring is a crucial component in hydraulic and pneumatic cylinders, used to guide the piston or rod and prevent damaging metal-to-metal contact. Its low friction and high chemical resistance make it an effective, long-lasting solution in a wide range of industrial applications. PTFE wear guide rings are known for their exceptional material properties, which are often enhanced by the addition of various fillers.
Low Friction: Virgin PTFE has a very low coefficient of friction, minimizing heat generation and energy loss.
Chemical and Thermal Resistance: They offer a wide operating temperature range (from around -200°C to +260°C) and resistance to various fluids, including mineral oil-based hydraulic liquids and some chemicals.
Durability: Fillers are often added to improve mechanical strength, wear resistance, and resistance to cold flow.
Self-lubricating: They possess excellent self-lubricating properties, often requiring minimal to no additional lubrication.
Carbon/Graphite Filled PTFE: Provides improved electrical and thermal conductivity, excellent wear resistance in dry applications, and good chemical resistance.
Glass Filled PTFE: Features improved compression strength, wear resistance, and creep resistance.
