{"id":2324,"date":"2026-05-21T15:09:38","date_gmt":"2026-05-21T07:09:38","guid":{"rendered":"https:\/\/www.jcinjectionmolding.com\/?p=2324"},"modified":"2026-06-30T17:13:50","modified_gmt":"2026-06-30T09:13:50","slug":"polyetheretherketone-peek","status":"publish","type":"material","link":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/materials\/polyetheretherketone-peek\/","title":{"rendered":"Polyetheretherketone (PEEK)"},"content":{"rendered":"
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Comprehensive PEEK Grades We Process<\/h2>\n

We process extreme-performance PEEK resins from globally recognized compounders, specialized for severe aerospace, medical implant, and automotive wear environments:<\/p>\n\n\n\n\n\n\n\n
PEEK Material Class<\/th>\nTypical Brand & Grade<\/th>\nKey Characteristics & Advantages<\/th>\n<\/tr>\n<\/thead>\n
Unreinforced PEEK<\/td>\n\u2022 Victrex PEEK 450G \/ 150G
\n\u2022 Solvay KetaSpire KT-820 \/ KT-880 NT
\n\u2022 Evonik Vestakeep 4000G<\/td>\n		Standard and high-flow grades offering exceptional ductility, chemical resistance, and natural flame retardancy (UL 94 V-0). Applied in seal rings, fluid manifolds, and semiconductor wafer carriers.<\/td>\n<\/tr>\n
Fiber Reinforced (GF\/CF)<\/td>\n\u2022 Victrex PEEK 450GL30 (30% GF) \/ 450CA30 (30% CF)
\n\u2022 Solvay KetaSpire KT-820 GF30 \/ KT-820 CF30<\/td>\n		Reinforced with glass or carbon fibers to achieve metal-like stiffness, extremely low thermal expansion, and a Heat Deflection Temperature (HDT) up to 315\u00b0C. Crucial for aerospace brackets and structural gears.<\/td>\n<\/tr>\n
Biocompatible \/ Implant<\/td>\n\u2022 Evonik Vestakeep M2G \/ M4G
\n\u2022 Evonik Vestakeep i4G (Implant Grade)
\n\u2022 Solvay Zeniva PEEK<\/td>\n		Specifically formulated and purified for long-term implantable medical devices. Highly biocompatible, bone-mimicking modulus, and completely transparent to X-rays. Used in spinal cages and dental implants.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n

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Applicable Molding Processes for Polyetheretherketone (PEEK)<\/h2>\n

PEEK’s extreme melt temperature and high thermal load require specialized, industrial-grade process architectures:<\/p>\n\n\n\n\n\n\n\n
Molding Process<\/th>\nProcess Suitability & Application<\/th>\n<\/tr>\n<\/thead>\n
Standard Injection Molding<\/td>\nExcellent. Configured with high-temperature oil controllers to mold aerospace thrust washers, semiconductor carriers, and chemical pump gears.<\/td>\n<\/tr>\n
Micro Injection Molding<\/td>\nExcellent. Highly optimized for manufacturing sub-millimeter dental healing caps, surgical spinal components, and micro-scale aerospace connectors.<\/td>\n<\/tr>\n
Insert Molding<\/td>\nGood. Allows precision encapsulation of specialized high-temperature metal alloy bushings or threaded terminals directly inside structural PEEK frames.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n

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Polyetheretherketone (PEEK) Manufacturing & Tooling Guide<\/h2>\n

PEEK is processed at extreme temperatures near 400\u00b0C. Inadequate heating controls will freeze the melt instantly, leading to incomplete crystallization, internal stresses, and mechanical weakness:<\/p>\n

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  • Pre-Drying:<\/strong> PEEK must be thoroughly dried to prevent hydrolytic splay. We dry the raw polymer in desiccant hopper dryers at 150\u00b0C (302\u00b0F) for 3\u20134 hours, keeping internal moisture levels strictly below 0.02%.<\/li>\n
  • Extreme Melt Temperature:<\/strong> Melting requires specialized machines with ceramic heater bands. Processing temperatures are strictly managed between 360\u00b0C and 400\u00b0C (680\u00b0F to 752\u00b0F).<\/li>\n
  • Critical Mold Temperature:<\/strong> To secure proper semi-crystalline alignment (which gives PEEK its beige opaque look and strength), mold temperatures must be continuously maintained at 160\u00b0C\u2013200\u00b0C (320\u00b0F to 392\u00b0F) using pressurized oil-heating controllers. Cold molds cause the material to freeze amorphous, turning translucent brown and structurally weak.<\/li>\n
  • Specialized Tool Steel:<\/strong> Due to extreme injection pressures and thermal loads, Jucheng\u2019s tooling division uses hardened tool steel (H13 or S136) designed with robust draft angles (minimum 1.5\u00b0 to 2.0\u00b0) and reinforced ejector layouts.<\/li>\n<\/ul>\n<\/section>\n

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    Key Application Industries for Molded PEEK Parts<\/h2>\n
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    • Medical & Dental Devices (ISO 13485 Certified):<\/strong> Spine fusion cages, dental healing caps, surgical trial implants, orthopedic targeting blocks, and analytical chromatography connectors.<\/li>\n
    • Aerospace & Semiconductor:<\/strong> Wafer carriers, chemical etching rings, vacuum chamber connectors, lightweight engine brackets, and cable clamps.<\/li>\n
    • Automotive Powertrains (IATF 16949 Certified):<\/strong> High-wear thrust washers, automatic transmission seal rings, steering column gears, and specialized sensor housings.<\/li>\n
    • Oil & Gas Exploration:<\/strong> Subsea electrical connectors, deep-well pump vanes, chemical-resistant seal rings, and specialized structural packer elements.<\/li>\n<\/ul>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"

      Comprehensive PEEK Grades We Process We process extreme-performance PEEK resins from globally recognized compounders, specialized for severe aerospace, medical implant, and automotive wear environments: PEEK Material Class Typical Brand & Grade Key Characteristics & Advantages Unreinforced PEEK \u2022 Victrex PEEK 450G \/ 150G \u2022 Solvay KetaSpire KT-820 \/ KT-880 NT \u2022 Evonik Vestakeep 4000G Standard […]<\/p>\n","protected":false},"featured_media":2398,"template":"","meta":[],"material_type":[20],"application_feature":[],"machining_process":[],"class_list":["post-2324","material","type-material","status-publish","has-post-thumbnail","hentry","material_type-high-performance-polymers"],"_links":{"self":[{"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/material\/2324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/material"}],"about":[{"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/types\/material"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/media\/2398"}],"wp:attachment":[{"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/media?parent=2324"}],"wp:term":[{"taxonomy":"material_type","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/material_type?post=2324"},{"taxonomy":"application_feature","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/application_feature?post=2324"},{"taxonomy":"machining_process","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/zh_hk\/wp-json\/wp\/v2\/machining_process?post=2324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}