{"title":"Polyamide-Imide (PAI)","description":"\u003ch2\u003ePAI (Polyamide-Imide) — Solvay Torlon®\u003c\/h2\u003e\n\u003cp\u003ePolyamide-Imide (PAI) is the \u003cstrong\u003estrongest and stiffest melt-processable thermoplastic\u003c\/strong\u003e available, combining the thermal resistance of polyimide with the processing versatility of polyamide. We supply \u003cstrong\u003eSolvay Torlon®\u003c\/strong\u003e PAI in resin pellets and machined semi-finished bar stock.\u003c\/p\u003e\n\u003ch3\u003eTorlon® Grade Overview\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorlon® 4203:\u003c\/strong\u003e Unfilled base resin — highest strength and toughness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorlon® 4301:\u003c\/strong\u003e 30% glass\/carbon fiber filled — maximum stiffness and creep resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorlon® 5030:\u003c\/strong\u003e 30% carbon fiber + PTFE — superior wear resistance and low friction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Properties\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Strength:\u003c\/strong\u003e Tensile strength up to 186 MPa — strongest melt-processable plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Resistance:\u003c\/strong\u003e Continuous service to 220°C; short-term to 260°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Resistance:\u003c\/strong\u003e Resistant to most acids, bases, fuels, and hydraulic fluids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensional Stability:\u003c\/strong\u003e Very low coefficient of thermal expansion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWear Resistance:\u003c\/strong\u003e Outstanding PV (pressure × velocity) capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eJet engine thrust washers · Compressor vanes · Precision bearings and bushings · Oil \u0026amp; gas wellhead seals · Electrical connectors in high-temperature environments\u003c\/p\u003e","products":[{"product_id":"polyamide-imide-pai-torlon®-4203","title":"PAI Torlon® 4203 Resin | Solvay Polyamide-Imide Unfilled Grade","description":"\u003cdiv data-page-id=\"V2jffzNnrdxV5lc7wUwcDBtnneu\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-Sfyvf380Pddsqrc7oZDcUKMtnkb\"\u003e🔬Detailed Introduction of Torlon® 4203\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-QA1jfnT8pdiaR3cUfPLccPApnbf\"\u003eTorlon® 4203 is a high-performance unfilled polyamide-imide (PAI) material belonging to Solvay's renowned Torlon® product portfolio. As an unreinforced grade pure PAI, it retains the intrinsic superior properties of PAI without any reinforcing fillers, offering exceptional versatility and reliability for a wide range of demanding applications in harsh industrial environments. Its balanced combination of thermal stability, chemical resistance and mechanical performance makes it a preferred choice for precision components requiring consistent performance at extreme temperatures.\u003c\/div\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-LkYWfTZZrdhHWYckq8Jc1GnTnLb\"\u003e✨Core Properties:\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JwzQfWR6tdCueIcNPYqcQ5YSnYe\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 宋体;\"\u003e·\u003c\/span\u003eThermal Performance: \u003c\/strong\u003eIt delivers outstanding high-temperature resistance, with a continuous operating temperature of up to 260°C (500°F), a glass transition temperature of 270��C (518°F), and a heat deflection temperature of 278°C at 264 psi. This ensures stable performance even under significant thermal fluctuations.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-XnIBfMx8wds272cGYE1ctPpjn0b\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 宋体;\"\u003e·\u003c\/span\u003eMechanical Strength: \u003c\/strong\u003eAs a pure PAI grade, it exhibits excellent balanced mechanical properties, featuring a tensile strength of 192 MPa, a tensile modulus of 4.9 GPa, and a flexural strength of 244 MPa at 23°C. It also possesses good fatigue resistance, creep resistance, and a notched Izod impact strength of 142 J\/m, maintaining structural integrity under both static and dynamic loads.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TVmifW7UTdinaecl0iocunAUnCg\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 宋体;\"\u003e·\u003c\/span\u003eDimensional Stability: \u003c\/strong\u003eIt has a linear thermal expansion coefficient of 30.6 × 10⁻⁶ m\/m\/°C and controlled mold shrinkage (0.60 to 0.85% in flow direction), ensuring acceptable precision for finished components.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-XvXtftBiqdlR55cT1pOcy0zEnlW\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 宋体;\"\u003e·\u003c\/span\u003eChemical \u0026amp; Environmental Resistance: \u003c\/strong\u003eIt demonstrates superior resistance to most organic solvents, acids, and bases, along with excellent hydrolysis and aging resistance. Compliant with RoHS and UL94 V-0 flame retardant standards, it can withstand multiple sterilization methods (autoclave at 134℃ for 30 minutes, ethylene oxide), meeting stringent medical and industrial hygiene requirements.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-M82ofA2SodRm8zcHNpVcfV22nSt\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 宋体;\"\u003e·\u003c\/span\u003eProcessing \u0026amp; Appearance:\u003c\/strong\u003e Available as natural\/off-white pellets, it is processable via injection molding, extrusion, and machining. Its excellent electrical insulation (dielectric strength of 23.6 kv\/mm) further expands its application potential in electronic, aerospace and medical fields.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-MdOAfyxbQdQbClc3rr7cbXlOn8W\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: 宋体;\"\u003e·\u003c\/span\u003eTypical Applications: \u003c\/strong\u003eLeveraging its comprehensive performance, Torlon® 4203 is widely utilized in aerospace (seals, gaskets, bearing retainers), automotive (engine components, connectors, bushing), electronics (high-temperature insulators, semiconductor equipment accessories), healthcare (surgical instrument components, high-temperature sterilizable parts), and industrial machinery (thrust washers, valve seats, wear rings).\u003c\/div\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-DFcjfQTpQdSOZ9cnbcCcqNl4nHf\"\u003e⚙️ Solvay Torlon® 4203 Unfilled PAI\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ZDFafHREbdOoPccfm4ccCauenge\"\u003eAuthentic Solvay Torlon® 4203, premium unfilled PAI! Continuous operating temp up to 260°C, excellent high-temp stability. Balanced mechanical strength with good fatigue \u0026amp; creep resistance. RoHS compliant \u0026amp; UL94 V-0 flame retardant, resists acids, bases \u0026amp; solvents. Multiple sterilization compatible, ideal for medical \u0026amp; high-temperature industrial applications. Good electrical insulation, processable via injection molding\/extrusion\/machining. Perfect for aerospace, automotive \u0026amp; electronics. Genuine guarantee, fast delivery!\u003c\/div\u003e\n\u003c\/div\u003e","brand":"shunhan","offers":[{"title":"Default Title","offer_id":47671893819609,"sku":null,"price":0.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/2483\/3241\/files\/6fb53c51539b47559cf0d122a832cf63.png?v=1767890766"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/2483\/3241\/collections\/6fb53c51539b47559cf0d122a832cf63.png?v=1774513113","url":"https:\/\/www.shunhanplastics.com\/collections\/pai.oembed","provider":"ShunHan Plastics","version":"1.0","type":"link"}