Torlon PAI (polyamide-imide) machined parts are components made from Torlon, a high-performance thermoplastic material. Torlon PAI exhibits excellent mechanical properties, high thermal stability, exceptional chemical resistance, and low coefficient of friction, making it suitable for demanding applications in industries such as aerospace, automotive, oil and gas, electronics, and more. Here are some key features and considerations related to Torlon PAI machined parts:
1. Material Properties: Torlon PAI has exceptional mechanical strength, including high tensile and compressive strength, as well as excellent wear resistance and dimensional stability. It can withstand high temperatures up to 260°C (500°F) continuously and even higher for short durations. Torlon PAI also exhibits low creep and excellent resistance to chemicals, including harsh solvents and fuels.
2. Machinability: Torlon PAI is a highly machinable material, allowing for the production of precise and complex parts through CNC machining processes. It can be milled, turned, drilled, tapped, and threaded using standard cutting tools and techniques. However, due to its high strength and abrasion resistance, special tooling and machining techniques may be required for optimal results.
3. Design Freedom: Torlon PAI machining offers design flexibility, enabling the production of intricate geometries and complex shapes. It can accommodate features like deep undercuts, fine details, and tight tolerances. This makes it suitable for manufacturing parts with unique or customized designs, prototypes, and low-volume production runs.
4. Applications: Torlon PAI machined parts are used in a wide range of applications where high-performance and reliability are critical. Some common applications include bearings, bushings, seals, wear components, gears, valve seats, electrical connectors, insulators, aerospace components, and downhole drilling tools.
5. Surface Finish: Torlon PAI can achieve a smooth surface finish after machining. However, the nature of the material can result in a slightly rougher surface compared to other plastics. Additional post-processing techniques such as polishing, buffing, or coating can be employed to further enhance the surface finish if required.
6. Cost and Lead Time: Machining Torlon PAI can be more expensive compared to standard thermoplastics due to its high-performance properties and challenging machinability. The cost of the material and the complexity of the part design are factors that influence the overall cost. Additionally, the lead time for Torlon PAI machined parts may be longer compared to other materials due to the specialized machining techniques and potential challenges in sourcing the material.
When considering Torlon PAI machined parts, it is essential to work with experienced manufacturers or machinists who have expertise in machining high-performance plastics. They can provide guidance on material selection, machining techniques, and ensure the production of precise and high-quality parts that meet the specific application requirements.