{"id":3389,"date":"2025-08-08T03:38:13","date_gmt":"2025-08-08T03:38:13","guid":{"rendered":"https:\/\/juyuans.com\/?p=3389"},"modified":"2025-08-08T03:38:55","modified_gmt":"2025-08-08T03:38:55","slug":"hytrel-3078-vs-6356-vs-5556-material-selection-guide-for-engineering-applications","status":"publish","type":"post","link":"https:\/\/juyuans.com\/es\/hytrel-3078-vs-6356-vs-5556-material-selection-guide-for-engineering-applications\/","title":{"rendered":"Hytrel\u00ae 3078 vs 6356 vs 5556: Material Selection Guide for Engineering Applications"},"content":{"rendered":"

Hytrel\u00ae 3078 vs. <\/span>Hytrel\u00ae <\/span>6356 <\/span>vs.\u00a0<\/span>Hytrel\u00ae<\/span>\u00a0<\/span>5556<\/span><\/h1>\n

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In the field of soft engineering plastics, DuPont Hytrel\u00ae TPC-ET elastomers have long been used in various industries, including automotive, home appliance, cable jacketing, and industrial hoses, thanks to their excellent flexibility, fatigue resistance, and thermal stability.<\/span><\/p>\n

This article compares the mechanical, thermal, electrical, and processing compatibility of three grades of Hytrel\u00ae 3078, Hytrel\u00ae 6356, and Hytrel\u00ae 5556, to help R&D and procurement teams more accurately formulate material selection strategies.<\/span><\/p>\n

\"Hytrel\u00ae<\/p>\n

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01 | Core Parameter Comparison: A List of Major Performance Differences<\/span><\/h2>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Propiedad<\/span><\/strong><\/td>\nHytrel\u00ae 3078<\/span><\/strong><\/td>\nHytrel\u00ae 6356<\/span><\/strong><\/td>\nHytrel\u00ae 5556<\/span><\/strong><\/td>\n<\/tr>\n
Material Form<\/span><\/strong><\/td>\nBolita<\/span><\/td>\nBolita<\/span><\/td>\nBolita<\/span><\/td>\n<\/tr>\n
M\u00e9todos de procesamiento<\/span><\/strong><\/td>\nInjection\/Extrusion\/Blow Molding<\/span><\/td>\nInjection\/Extrusion\/Thermoforming<\/span><\/td>\nInjection\/Extrusion\/Coating<\/span><\/td>\n<\/tr>\n
Shore D Hardness<\/span><\/strong><\/td>\n26\u201330<\/span><\/td>\n57\u201363<\/span><\/td>\n51\u201355<\/span><\/td>\n<\/tr>\n
Peso espec\u00edfico<\/span><\/strong><\/td>\n1.07 g\/cm\u00b3<\/span><\/td>\n1.22 g\/cm\u00b3<\/span><\/td>\n1.19 g\/cm\u00b3<\/span><\/td>\n<\/tr>\n
\u00cdndice de fusi\u00f3n<\/span><\/strong><\/td>\n5 g\/10min (190\u00b0C)<\/span><\/td>\n9 g\/10min (230\u00b0C)<\/span><\/td>\n7.8 g\/10min (220\u00b0C)<\/span><\/td>\n<\/tr>\n
Temperatura de ablandamiento Vicat<\/span><\/strong><\/td>\n80\u00b0C<\/span><\/td>\n195\u00b0C<\/span><\/td>\n180\u00b0C<\/span><\/td>\n<\/tr>\n
Temperatura de transici\u00f3n v\u00edtrea<\/span><\/strong><\/td>\n-60\u00b0C<\/span><\/td>\n0\u00b0C<\/span><\/td>\n-20\u00b0C<\/span><\/td>\n<\/tr>\n
Tensile Strength (Break)<\/span><\/strong><\/td>\n24 MPa<\/span><\/td>\n43 MPa<\/span><\/td>\n40 MPa<\/span><\/td>\n<\/tr>\n
Alargamiento a la rotura<\/span><\/strong><\/td>\n900%<\/span><\/td>\n500%<\/span><\/td>\n600%<\/span><\/td>\n<\/tr>\n
Tear Strength (Flow Direction)<\/span><\/strong><\/td>\n80 KN\/m<\/span><\/td>\n158 KN\/m<\/span><\/td>\n137 KN\/m<\/span><\/td>\n<\/tr>\n
Dielectric Constant (1MHz)<\/span><\/strong><\/td>\n5.3<\/span><\/td>\n4.1<\/span><\/td>\n4.4<\/span><\/td>\n<\/tr>\n
Flammability Rating (UL94)<\/span><\/strong><\/td>\nmedia pensi\u00f3n<\/span><\/td>\nmedia pensi\u00f3n<\/span><\/td>\nmedia pensi\u00f3n<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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02 | Application Scenario Matching: Typical Positioning of the three materials<\/span><\/h2>\n

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Hytrel\u00ae 3078 - Flexibility first, suitable for light-load components<\/span><\/strong><\/p>\n

\u00a0 \u30fbTypical applications:<\/strong> Automotive wiring harness covering, cable sheaths, hose couplings<\/span>
\n\u00a0 \u30fbCore advantage:<\/strong> The low modulus brings excellent bending performance, facilitating wiring in confined Spaces<\/span>
\n\u00a0 \u30fbTrend Interpretation:<\/strong> The requirements for flexibility and heat resistance in the wiring harness system of new energy vehicles are constantly increasing, and the demand for 3078 in light-load components is continuously growing.<\/span><\/p>\n

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Hytrel\u00ae 6356 - A versatile material that combines rigidity and flexibility<\/span><\/strong><\/p>\n

\u00a0 \u30fbTypical applications:<\/strong> bellows, dampers, mechanical component housings
\n\u00a0 \u30fbCore advantage:<\/strong> Achieving a balance between deformation capacity and mechanical strength
\n\u00a0 \u30fbTrend Interpretation:<\/strong> As the manufacturing process accelerates its shift to Southeast Asia, 6356 is gradually replacing rubber in medium and high-end industrial components, aligning with the \"modularization + substitutability\" design concept.<\/span><\/p>\n

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Hytrel\u00ae 5556 - Emphasizing both high strength and durability<\/span><\/strong><\/p>\n

\u00a0 \u30fbTypical applications:<\/strong> Engine compartment peripheral parts, high-frequency action connectors, elastic support components
\n\u00a0 \u30fbCore advantage:<\/strong> It can maintain stable mechanical properties even in high-temperature and high-frequency deformation environments
\n\u00a0 \u30fbTrend Interpretation:<\/strong> Against the backdrop of the continuous tightening of the REACH regulation, 5556, with its compliance and durability advantages, is becoming an environmentally friendly alternative material to traditional TPU.<\/span><\/p>\n

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03 | Comparison of processing adaptability<\/span><\/h2>\n

 <\/p>\n\n\n\n\n\n\n\n\n
M\u00e9todo de procesamiento<\/span><\/strong><\/td>\nHytrel\u00ae 3078<\/span><\/strong><\/td>\nHytrel\u00ae 6356<\/span><\/strong><\/td>\nHytrel\u00ae 5556<\/span><\/strong><\/td>\n<\/tr>\n
Moldeo por inyecci\u00f3n<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n<\/tr>\n
Extrusion Molding<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n<\/tr>\n
Moldeo por soplado<\/span><\/td>\n\u2714<\/span><\/td>\n\u2718<\/span><\/td>\n\u2718<\/span><\/td>\n<\/tr>\n
Thermoforming<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n<\/tr>\n
Coating \/ Casting<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n\u2714<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n


\nMulti-process adaptability:<\/strong> If the product involves multiple molding methods such as blow molding and calendering, 3078 has better compatibility.<\/span><\/p>\n

Conventional process performance:<\/strong> Both 6356 and 5556 can maintain stable processing Windows in mainstream processes such as injection molding and thermoforming.<\/span><\/p>\n

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04 | Selection Strategy: Make decisions based on the actual working conditions<\/span><\/h2>\n

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Making a choice solely based on performance parameters often neglects environmental conditions and process details.<\/span> Only by integrating the material's properties with the actual application environment can its value be truly brought into play.<\/span><\/span><\/p>\n\n\n\n\n\n\n
Application Scenario<\/span><\/strong><\/td>\nRecommended Material<\/span><\/strong><\/td>\nReason<\/span><\/strong><\/td>\n<\/tr>\n
New Energy Vehicle Cable Sheathing<\/span><\/td>\nHytrel 3078<\/span><\/td>\nExcellent flexibility and thermal stability, suitable for tight cable layouts<\/span><\/td>\n<\/tr>\n
Industrial Equipment Hoses \/ Corrugated Tubes<\/span><\/td>\nHytrel 6356<\/span><\/td>\nBalanced rigidity and flexibility, high molding efficiency, suitable for mold cost control in Southeast Asia<\/span><\/td>\n<\/tr>\n
High-Stress Connector Areas in Engine Wiring<\/span><\/td>\nHytrel 5556<\/span><\/td>\nCombines fatigue resistance and thermal stability, ideal TPU alternative for improved system consistency<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"Hytrel\u00ae<\/p>\n

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05 | Industry Trends and Upgraded Material Selection Logic<\/span><\/h2>\n

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From \"Performance Comparison\" to \"System Value\"<\/span><\/strong><\/p>\n

Against the backdrop of intensified fluctuations in the global supply chain, the Hytrel\u00ae series, due to its stable performance under multi-process platforms, is increasingly being included in the \"preferred materials for platformization\" system by Oems.<\/span><\/p>\n

Regulation-driven environmental protection and recyclability demands<\/span><\/strong><\/p>\n

Both 6356 and 5556 have been certified by international regulations such as REACH and RoHS, and are particularly suitable for long-term application in export-oriented manufacturing enterprises.<\/span><\/p>\n

Lightweighting and multi-functionality go hand in hand<\/span><\/strong><\/p>\n

Low-hardness materials represented by 3078 are rapidly penetrating into the fields of robot cables and smart home wiring systems due to their support for smaller bending radius designs.<\/span><\/p>\n

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06 | Summary Selection Suggestions<\/span><\/h2>\n

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In actual selection, users should consider the product structure, functional positioning, ambient temperature, and processing methods, taking into account the different properties of the three Hytrel\u00ae elastomers listed above:<\/span><\/p>\n

\u00a0 \u30fb<\/strong><\/span>Emphasize flexibility and bending life<\/strong> \u2192 Choose Hytrel\u00ae 3078<\/span><\/span><\/p>\n

\u00a0 \u30fb<\/strong><\/span>Balance rigidity and heat resistance<\/strong> \u2192 Choose Hytrel\u00ae 6356<\/span><\/span><\/p>\n

\u00a0 \u30fb<\/strong><\/span>Pursuing impact resistance and comprehensive performance<\/strong> \u2192 Choose Hytrel\u00ae 5556<\/span><\/span><\/p>\n

\"Hytrel\u00ae<\/p>\n

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07 | Advantages of Collaborating with Juyuan<\/span><\/h2>\n

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As a supplier with 24 years of experience in international plastic raw material trade, Juyuan not only offers original Hytrel\u00ae series particles but also recommends alternative material solutions with similar performance or better cost based on your application requirements, helping you achieve the best balance between cost, performance and delivery time.<\/span><\/p>\n

Contact us to obtain detailed material data sheets and selection consultation, enabling your project to gain an edge in the competition.<\/span><\/p>\n

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\u3010Recomendaciones relacionadas\u3011<\/strong><\/span><\/h2>\n

 <\/p>\n

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TPEE vs TPU:<\/a> What's the Right Choice for Cable Sheathing? <\/span>M\u00e1s informaci\u00f3n><\/span><\/a><\/p>\n

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Hytrel\u00ae 4556:<\/a> Durable and Flexible TPC-ET Elastomer for Versatile Applications M\u00e1s informaci\u00f3n><\/span><\/a><\/span><\/span><\/span><\/p>\n

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DuPont TPC-ET PC945 NC010:<\/a> Flexible TPC-ET Material for Medical Applications <\/span>M\u00e1s informaci\u00f3n><\/span><\/a><\/p>\n

\n<\/div>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

Hytrel\u00ae 3078 vs. Hytrel\u00ae 6356 vs.\u00a0Hytrel\u00ae\u00a05556   In the field of soft engineering plastics, DuPont Hytrel\u00ae TPC-ET elastomers have long been used in various industries, including automotive, home appliance, cable jacketing, and industrial hoses, thanks to their excellent flexibility, fatigue resistance, and thermal stability. This article compares the mechanical, thermal, electrical, and processing compatibility of […]<\/p>\n","protected":false},"author":1,"featured_media":3303,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[71],"tags":[72],"class_list":["post-3389","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thermoplastic-polyester-elastomer","tag-tpee"],"jetpack_featured_media_url":"https:\/\/juyuans.com\/wp-content\/uploads\/2025\/07\/TPE-60D-12.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/posts\/3389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/comments?post=3389"}],"version-history":[{"count":2,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/posts\/3389\/revisions"}],"predecessor-version":[{"id":3397,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/posts\/3389\/revisions\/3397"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/media\/3303"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/media?parent=3389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/categories?post=3389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/es\/wp-json\/wp\/v2\/tags?post=3389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}